def test_parse_with_invalid_data(self): parser = Parser(bytearray(b'\x00\x01\x00')) ext = SupportedGroupsExtension() with self.assertRaises(SyntaxError): ext.parse(parser)
def test_write(self): ext = SupportedGroupsExtension() ext.create([19, 21]) self.assertEqual(bytearray( b'\x00\x0A' + # type of extension - 10 b'\x00\x06' + # overall length of extension b'\x00\x04' + # length of extension list array b'\x00\x13' + # secp192r1 b'\x00\x15' # secp224r1 ), ext.write())
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() expected_failures = {} last_exp_tmp = None argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:x:X:n:", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-x': expected_failures[arg] = None last_exp_tmp = str(arg) elif opt == '-X': if not last_exp_tmp: raise ValueError("-x has to be specified before -X") expected_failures[last_exp_tmp] = str(arg) elif opt == '-n': num_limit = int(arg) elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation for prot_version in [(3, 0), (0, 0), (2, 0), (0, 2), (1, 0), (1, 3), (1, 2), (0, 1)]: conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create( key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, prot_version]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child( ClientHelloGenerator(ciphers, extensions=ext, version=prot_version)) node = node.add_child( ExpectAlert(description=AlertDescription.protocol_version)) node = node.add_child(ExpectClose()) conversations['version {0}'.format(prot_version)] = conversation # run the conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] if run_only: if num_limit > len(run_only): num_limit = len(run_only) regular_tests = [(k, v) for k, v in conversations.items() if k in run_only] else: regular_tests = [(k, v) for k, v in conversations.items() if (k != 'sanity') and k not in run_exclude] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True exception = None try: runner.run() except Exception as exp: exception = exp print("Error while processing") print(traceback.format_exc()) res = False if c_name in expected_failures: if res: xpass += 1 xpassed.append(c_name) print("XPASS-expected failure but test passed\n") else: if expected_failures[c_name] is not None and \ expected_failures[c_name] not in str(exception): bad += 1 failed.append(c_name) print("Expected error message: {0}\n".format( expected_failures[c_name])) else: xfail += 1 print("OK-expected failure\n") else: if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Legacy version in TLS 1.3") print("Check that invalid legacy versions are rejected") print("with protocol version alert by the TLS 1.3 server.\n") print("Test end") print(20 * '=') print("version: {0}".format(version)) print(20 * '=') print("TOTAL: {0}".format(len(sampled_tests) + 2 * len(sanity_tests))) print("SKIP: {0}".format( len(run_exclude.intersection(conversations.keys())))) print("PASS: {0}".format(good)) print("XFAIL: {0}".format(xfail)) print("FAIL: {0}".format(bad)) print("XPASS: {0}".format(xpass)) print(20 * '=') sort = sorted(xpassed, key=natural_sort_keys) if len(sort): print("XPASSED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) sort = sorted(failed, key=natural_sort_keys) if len(sort): print("FAILED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) if bad > 0: sys.exit(1)
def main(): host = "localhost" port = 4433 fatal_alert = "decode_error" run_exclude = set() argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:", ["help", "alert="]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '--alert': fatal_alert = arg elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [ SignatureScheme.rsa_pkcs1_sha1, SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["tolerance legacy RSA PKCS#1.5"] = conversation conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [(10, SignatureAlgorithm.rsa), SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations[ "tolerance unallocated 0x0A01 (10+RSA) method"] = conversation # 32717 is the maximum possible amount of methods that can fit into the # ClientHello packet -- in TLS 1.3, there are also other mandatory # extensions for n in [215, 2355, 8132, 23754, 32717]: conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create( key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) n = n - 2 # these are the mandatory methods in the end sig_algs = list( chain(((i, j) for i in range(10, 224) for j in range(10, (n // 214) + 10)), ((i, 163) for i in range(10, (n % 214) + 10)), [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ])) ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() # OpenSSL sends the list of advertised and it doesn't fit a single # application data node = node.next_sibling.add_child(Close()) conversations["tolerance {0} methods".format(n)] = conversation # Use empty supported algorithm extension conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = OrderedDict() groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, getattr(AlertDescription, fatal_alert))) node = node.add_child(ExpectClose()) conversations["empty list of signature methods"] = \ conversation # Only undefined algorithms conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sigs = [ (HashAlgorithm.sha256, 24), # undefined signature algorithm (24, SignatureAlgorithm.rsa), # undefined hash algorithm (10, 10), # undefined pair (9, 24), # undefined pair (0xff, 0xff) # undefined pair ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sigs) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.handshake_failure)) node = node.next_sibling = ExpectClose() conversations["only undefined sigalgs"] = conversation # RSA-PSS is mandatory # More thoroughly tested in scripts/test-tls13-pkcs-signature.py conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sigs = [SignatureScheme.rsa_pkcs1_sha1, SignatureScheme.rsa_pkcs1_sha512] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sigs) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.handshake_failure)) node = node.next_sibling = ExpectClose() conversations["only legacy sigalgs"] = conversation # padded extension conversation = Connect(host, port) ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ TLSExtension(extType=ExtensionType.signature_algorithms) \ .create(bytearray(b'\x00\x04' # length of array b'\x08\x04' # rsa_pss_rsae_sha256 b'\x08\x09' # rsa_pss_pss_sha256 b'\x04\x03')) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["padded sigalgs"] = conversation # send properly formatted one byte extension conversation = Connect(host, port) ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ TLSExtension(extType=ExtensionType.signature_algorithms) \ .create(bytearray(b'\x00\x01' # length of array b'\x02')) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["one byte array"] = conversation # send properly formatted three byte extension conversation = Connect(host, port) ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ TLSExtension(extType=ExtensionType.signature_algorithms) \ .create(bytearray(b'\x00\x05' # length of array b'\x08\x04' # rsa_pss_rsae_sha256 b'\x08\x09' # rsa_pss_pss_sha256 b'\x02')) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["three byte array"] = conversation # Fuzz the length of supported extensions for i in range(1, 0x100): conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = OrderedDict() groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create( key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) hello = ClientHelloGenerator(ciphers, extensions=ext) node = node.add_child(fuzz_message(hello, xors={-5: i})) node = node.add_child( ExpectAlert(AlertLevel.fatal, getattr(AlertDescription, fatal_alert))) node = node.add_child(ExpectClose()) conversations["fuzz length inside extension to {0}".format(4^i)] = \ conversation # run the conversation good = 0 bad = 0 failed = [] # make sure that sanity test is run first and last # to verify that server was running and kept running throught sanity_test = ('sanity', conversations['sanity']) ordered_tests = chain([sanity_test], filter(lambda x: x[0] != 'sanity', conversations.items()), [sanity_test]) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True try: runner.run() except: print("Error while processing") print(traceback.format_exc()) res = False if res: good += 1 print("OK") else: bad += 1 failed.append(c_name) print("Signature Algorithms in TLS 1.3") print("Check if valid signature algorithm extensions are accepted and") print("invalid properly rejected by the TLS 1.3 server.\n") print("version: {0}\n".format(version)) print("Test end") print("successful: {0}".format(good)) print("failed: {0}".format(bad)) failed_sorted = sorted(failed, key=natural_sort_keys) print(" {0}".format('\n '.join(repr(i) for i in failed_sorted))) if bad > 0: sys.exit(1)
def main(): host = "localhost" port = 4433 run_exclude = set() argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation ext = {} sigalgs = [(HashAlgorithm.sha1, SignatureAlgorithm.ecdsa), (HashAlgorithm.sha256, SignatureAlgorithm.ecdsa), (HashAlgorithm.sha384, SignatureAlgorithm.ecdsa), (HashAlgorithm.sha512, SignatureAlgorithm.ecdsa)] ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sigalgs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) curves = [GroupName.secp256r1, GroupName.secp384r1, GroupName.secp521r1] ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create(curves) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello()) # ECDSA is not supported by tlslite-ng v0.7.0a3 #node = node.add_child(ExpectCertificate()) #node = node.add_child(ExpectServerKeyExchange()) #node = node.add_child(ExpectServerHelloDone()) #node = node.add_child(ClientKeyExchangeGenerator()) #node = node.add_child(ChangeCipherSpecGenerator()) #node = node.add_child(FinishedGenerator()) #node = node.add_child(ExpectChangeCipherSpec()) #node = node.add_child(ExpectFinished()) #node = node.add_child(ApplicationDataGenerator( # bytearray(b"GET / HTTP/1.0\n\n"))) #node = node.add_child(ExpectApplicationData()) #node = node.add_child(AlertGenerator(AlertLevel.warning, # AlertDescription.close_notify)) #node = node.add_child(ExpectAlert()) #node.next_sibling = ExpectClose() conversations["sanity"] = conversation # all algorithms, but in order from strongest to weakest conversation = Connect(host, port) node = conversation ext = {} sigalgs = [(HashAlgorithm.sha512, SignatureAlgorithm.ecdsa), (HashAlgorithm.sha384, SignatureAlgorithm.ecdsa), (HashAlgorithm.sha256, SignatureAlgorithm.ecdsa), (HashAlgorithm.sha1, SignatureAlgorithm.ecdsa)] ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sigalgs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) curves = [GroupName.secp256r1, GroupName.secp384r1, GroupName.secp521r1] ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create(curves) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello()) # ECDSA is not supported by tlslite-ng v0.7.0a3 #node = node.add_child(ExpectCertificate()) #node = node.add_child(ExpectServerKeyExchange()) #node = node.add_child(ExpectServerHelloDone()) #node = node.add_child(ClientKeyExchangeGenerator()) #node = node.add_child(ChangeCipherSpecGenerator()) #node = node.add_child(FinishedGenerator()) #node = node.add_child(ExpectChangeCipherSpec()) #node = node.add_child(ExpectFinished()) #node = node.add_child(ApplicationDataGenerator( # bytearray(b"GET / HTTP/1.0\n\n"))) #node = node.add_child(ExpectApplicationData()) #node = node.add_child(AlertGenerator(AlertLevel.warning, # AlertDescription.close_notify)) #node = node.add_child(ExpectAlert()) #node.next_sibling = ExpectClose() conversations["sanity - strongest to weakest"] = conversation # test all hashes one by one for h_alg in ["sha1", "sha256", "sha384", "sha512"]: conversation = Connect(host, port) node = conversation ext = {} sigalgs = [(getattr(HashAlgorithm, h_alg), SignatureAlgorithm.ecdsa)] ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sigalgs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) curves = [ GroupName.secp256r1, GroupName.secp384r1, GroupName.secp521r1 ] ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create(curves) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello()) # ECDSA is not supported by tlslite-ng v0.7.0a3 #node = node.add_child(ExpectCertificate()) #node = node.add_child(ExpectServerKeyExchange()) #node = node.add_child(ExpectServerHelloDone()) #node = node.add_child(ClientKeyExchangeGenerator()) #node = node.add_child(ChangeCipherSpecGenerator()) #node = node.add_child(FinishedGenerator()) #node = node.add_child(ExpectChangeCipherSpec()) #node = node.add_child(ExpectFinished()) #node = node.add_child(ApplicationDataGenerator( # bytearray(b"GET / HTTP/1.0\n\n"))) #node = node.add_child(ExpectApplicationData()) #node = node.add_child(AlertGenerator(AlertLevel.warning, # AlertDescription.close_notify)) #node = node.add_child(ExpectAlert()) #node.next_sibling = ExpectClose() conversations["connect with {0}+ecdsa only".format( h_alg)] = conversation # run the conversation good = 0 bad = 0 failed = [] # make sure that sanity test is run first and last # to verify that server was running and kept running throught sanity_test = ('sanity', conversations['sanity']) ordered_tests = chain([sanity_test], filter(lambda x: x[0] != 'sanity', conversations.items()), [sanity_test]) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True try: runner.run() except: print("Error while processing") print(traceback.format_exc()) res = False if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Test if the server doesn't have the TLSv1.3 limitation on ECDSA") print("signatures also in TLSv1.2 mode.\n") print("Test end") print("successful: {0}".format(good)) print("failed: {0}".format(bad)) failed_sorted = sorted(failed, key=natural_sort_keys) print(" {0}".format('\n '.join(repr(i) for i in failed_sorted))) if bad > 0: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() expected_failures = {} last_exp_tmp = None dhe = False # max number of extensions max_ext = 16382 argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:n:e:x:X:d", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-d': dhe = True max_ext = 16374 elif opt == '-e': run_exclude.add(arg) elif opt == '-n': num_limit = int(arg) elif opt == '-x': expected_failures[arg] = None last_exp_tmp = str(arg) elif opt == '-X': if not last_exp_tmp: raise ValueError("-x has to be specified before -X") expected_failures[last_exp_tmp] = str(arg) elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} sig_algs = [SignatureScheme.rsa_pkcs1_sha256, SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(sig_algs) ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] else: ext = None ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(sig_algs) ext[ExtensionType.renegotiation_info] = None ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA] else: ext = {ExtensionType.renegotiation_info: None} ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = {ExtensionType.renegotiation_info: None} node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity - secure renego as ext"] = conversation for i in [1, 5, 30, 31, 32, 62, 63, 64, 1022, 1023, 1024, 4094, 4095, 4096, 8190, 8191, 8192, max_ext]: conversation = Connect(host, port) node = conversation ext = OrderedDict((j+64, AutoEmptyExtension()) for j in range(i)) if ExtensionType.supports_npn in ext: del ext[ExtensionType.supports_npn] ext[i+64+1] = AutoEmptyExtension() if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(sig_algs) ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA] else: ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] ext[ExtensionType.renegotiation_info] = None node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = {ExtensionType.renegotiation_info: None} node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["{0} extensions".format(i+1)] = conversation # run the conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] if run_only: if num_limit > len(run_only): num_limit = len(run_only) regular_tests = [(k, v) for k, v in conversations.items() if k in run_only] else: regular_tests = [(k, v) for k, v in conversations.items() if (k != 'sanity') and k not in run_exclude] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True exception = None try: runner.run() except Exception as exp: exception = exp print("Error while processing") print(traceback.format_exc()) res = False if c_name in expected_failures: if res: xpass += 1 xpassed.append(c_name) print("XPASS-expected failure but test passed\n") else: if expected_failures[c_name] is not None and \ expected_failures[c_name] not in str(exception): bad += 1 failed.append(c_name) print("Expected error message: {0}\n" .format(expected_failures[c_name])) else: xfail += 1 print("OK-expected failure\n") else: if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Verify that renegotiation info extension is recognized even if it") print("is preceded by a very large number of extensions that are yet") print("undefined\n") print("Test end") print(20 * '=') print("version: {0}".format(version)) print(20 * '=') print("TOTAL: {0}".format(len(sampled_tests) + 2*len(sanity_tests))) print("SKIP: {0}".format(len(run_exclude.intersection(conversations.keys())))) print("PASS: {0}".format(good)) print("XFAIL: {0}".format(xfail)) print("FAIL: {0}".format(bad)) print("XPASS: {0}".format(xpass)) print(20 * '=') sort = sorted(xpassed ,key=natural_sort_keys) if len(sort): print("XPASSED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) sort = sorted(failed, key=natural_sort_keys) if len(sort): print("FAILED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) if bad or xpass: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:n:", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-n': num_limit = int(arg) elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(description=AlertDescription.missing_extension)) node = node.add_child(ExpectClose()) conversations["key_share extension omitted"] = conversation conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] ext[ExtensionType.key_share] = AutoEmptyExtension() ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.psk_key_exchange_modes] = PskKeyExchangeModesExtension()\ .create([PskKeyExchangeMode.psk_ke, PskKeyExchangeMode.psk_dhe_ke]) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(description=AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations[ "empty key_share extension with valid psk_key exhange modes"] = conversation conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] ext[ExtensionType.key_share] = AutoEmptyExtension() ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(description=AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["empty key_share extension"] = conversation # run the conversation good = 0 bad = 0 failed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] regular_tests = [(k, v) for k, v in conversations.items() if k != 'sanity'] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True try: runner.run() except Exception: print("Error while processing") print(traceback.format_exc()) res = False if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Test with omitted or empty key_share extension.") print("Check if communication is rejected with correct alert message") print("with the TLS 1.3 server.\n") print("version: {0}\n".format(version)) print("Test end") print("successful: {0}".format(good)) print("failed: {0}".format(bad)) failed_sorted = sorted(failed, key=natural_sort_keys) print(" {0}".format('\n '.join(repr(i) for i in failed_sorted))) if bad > 0: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() cookie = False argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:n:", ["help", "cookie"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-n': num_limit = int(arg) elif opt == '--cookie': cookie = True elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation unknown_groups = { 'EC': list(range(34, 255)), # Unassigned groups from EC range 'FFDHE': list(range(261, 507)), # Unassigned groups from FFDHE range } known_groups = [GroupName.secp256r1, GroupName.ffdhe2048] # Unknown key_shares, one known group and range of unknown groups in supported_groups for group_name, unknown_group in unknown_groups.items(): for size in [64, 128, 256]: for known_group in known_groups: conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = OrderedDict() groups = [known_group] + unknown_group key_shares = [KeyShareEntry().create(un_group, bytearray(b'\xab'*size)) for un_group in unknown_group] ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = OrderedDict() if cookie: ext[ExtensionType.cookie] = None ext[ExtensionType.key_share] = None ext[ExtensionType.supported_versions] = None node = node.add_child(ExpectHelloRetryRequest(extensions=ext)) node = node.add_child(ExpectChangeCipherSpec()) ext = OrderedDict() groups = [known_group] + unknown_group key_shares = [key_share_gen(groups[0])] ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) if cookie: ext[ExtensionType.cookie] = ch_cookie_handler sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["only unknown key_share from {0} range, key_share of size {1} + {2} in supported_groups".format( group_name, size, GroupName.toRepr(known_group))] = conversation # One known group and list of unknown groups, unknown ones are listed first conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = OrderedDict() groups = unknown_group + [known_group] key_shares = [KeyShareEntry().create(un_group, bytearray(b'\xab'*size)) for un_group in unknown_group] key_shares.append(key_share_gen(groups[-1])) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["known group {0} and unknown groups from {1} range, key_share of size {2}".format( GroupName.toRepr(known_group), group_name, size)] = conversation # Unknown supported_groups and key_shares conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = OrderedDict() groups = unknown_group key_shares = [KeyShareEntry().create(un_group, bytearray(b'\xab'*size)) for un_group in unknown_group] ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectAlert(AlertLevel.fatal, AlertDescription.handshake_failure)) node.add_child(ExpectClose()) conversations["only unknown supported_groups from {0} range, key_share of size {1}".format( group_name, size)] = conversation # run the conversation good = 0 bad = 0 failed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throught sanity_test = ('sanity', conversations['sanity']) ordered_tests = chain([sanity_test], islice(filter(lambda x: x[0] != 'sanity', conversations.items()), num_limit), [sanity_test]) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True try: runner.run() except Exception: print("Error while processing") print(traceback.format_exc()) res = False if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Unrecognised groups in TLS 1.3") print("Check that server replies with HRR, aborts the connection") print("with handshake_failure or chooses a known group from client list.") print("Groups with IDs from FFDHE and ECDH range.\n") print("version: {0}\n".format(version)) print("Test end") print("successful: {0}".format(good)) print("failed: {0}".format(bad)) failed_sorted = sorted(failed, key=natural_sort_keys) print(" {0}".format('\n '.join(repr(i) for i in failed_sorted))) if bad > 0: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() expected_failures = {} last_exp_tmp = None dhe = False tls13 = False argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:n:x:X:d", ["help", "tls-1.3"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-n': num_limit = int(arg) elif opt == '-x': expected_failures[arg] = None last_exp_tmp = str(arg) elif opt == '-X': if not last_exp_tmp: raise ValueError("-x has to be specified before -X") expected_failures[last_exp_tmp] = str(arg) elif opt == '-d': dhe = True elif opt == '--tls-1.3': tls13 = True elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(RSA_SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_AES_128_GCM_SHA256 ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_AES_128_GCM_SHA256 ] node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) ext = {ExtensionType.renegotiation_info: None} node = node.add_child(ExpectServerHello(version=(3, 3), extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] else: ext = None ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 2), extensions=ext)) ext = {ExtensionType.renegotiation_info: None} node = node.add_child(ExpectServerHello(version=(3, 2), extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity - TLSv1.1"] = conversation conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(RSA_SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] else: ext = None ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 4), extensions=ext)) ext = {ExtensionType.renegotiation_info: None} node = node.add_child(ExpectServerHello(version=(3, 3), extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity - SSL3.4 version negotiation"] = conversation conversation = Connect(host, port, version=(3, 3)) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(RSA_SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] else: ext = None ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) ext = {ExtensionType.renegotiation_info: None} node = node.add_child(ExpectServerHello(version=(3, 3), extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["record TLSv1.2 hello TLSv1.2"] = conversation conversation = Connect(host, port, version=(3, 2)) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_AES_128_GCM_SHA256 ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_AES_128_GCM_SHA256 ] node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 2), extensions=ext)) ext = {ExtensionType.renegotiation_info: None} node = node.add_child(ExpectServerHello(version=(3, 2), extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["record TLSv1.1 hello TLSv1.1"] = conversation conversation = Connect(host, port, version=(3, 4)) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(RSA_SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_AES_128_GCM_SHA256 ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_AES_128_GCM_SHA256 ] node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 4), extensions=ext)) ext = {ExtensionType.renegotiation_info: None} node = node.add_child(ExpectServerHello(version=(3, 3), extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["record SSL3.4 hello SSL3.4"] = conversation # test with FALLBACK_SCSV if dhe: positions = (0, 1, 2, 3) else: positions = (0, 1, 2) for place in positions: conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(RSA_SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] else: ext = None ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] ciphers.insert(place, CipherSuite.TLS_FALLBACK_SCSV) node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) if tls13: node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.inappropriate_fallback)) node = node.add_child(ExpectClose()) else: ext = {ExtensionType.renegotiation_info: None} node = node.add_child( ExpectServerHello(version=(3, 3), extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["FALLBACK - hello TLSv1.2 - pos {0}".format( place)] = conversation conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(RSA_SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] else: ext = None ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] ciphers.insert(place, CipherSuite.TLS_FALLBACK_SCSV) node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 2), extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.inappropriate_fallback)) node = node.add_child(ExpectClose()) conversations["FALLBACK - hello TLSv1.1 - pos {0}".format( place)] = conversation conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(RSA_SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] else: ext = None ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] ciphers.insert(place, CipherSuite.TLS_FALLBACK_SCSV) node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 4), extensions=ext)) if tls13: node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.inappropriate_fallback)) node = node.add_child(ExpectClose()) else: ext = {ExtensionType.renegotiation_info: None} node = node.add_child( ExpectServerHello(version=(3, 3), extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["FALLBACK - hello SSL3.4 - pos {0}".format( place)] = conversation conversation = Connect(host, port, version=(3, 3)) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(RSA_SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] else: ext = None ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] ciphers.insert(place, CipherSuite.TLS_FALLBACK_SCSV) node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) if tls13: node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.inappropriate_fallback)) node = node.add_child(ExpectClose()) else: ext = {ExtensionType.renegotiation_info: None} node = node.add_child( ExpectServerHello(version=(3, 3), extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["FALLBACK - record TLSv1.2 hello TLSv1.2 - pos {0}". format(place)] = conversation conversation = Connect(host, port, version=(3, 2)) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] else: ext = None ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] ciphers.insert(place, CipherSuite.TLS_FALLBACK_SCSV) node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 2), extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.inappropriate_fallback)) node = node.add_child(ExpectClose()) conversations["FALLBACK - record TLSv1.1 hello TLSv1.1 - pos {0}". format(place)] = conversation conversation = Connect(host, port, version=(3, 4)) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(RSA_SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] else: ext = None ciphers = [ CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV, CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_AES_128_GCM_SHA256 ] ciphers.insert(place, CipherSuite.TLS_FALLBACK_SCSV) node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 4), extensions=ext)) if tls13: node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.inappropriate_fallback)) node = node.add_child(ExpectClose()) else: ext = {ExtensionType.renegotiation_info: None} node = node.add_child( ExpectServerHello(version=(3, 3), extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["FALLBACK - record SSL3.4 hello SSL3.4 - pos {0}".format( place)] = conversation # run the conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] if run_only: if num_limit > len(run_only): num_limit = len(run_only) regular_tests = [(k, v) for k, v in conversations.items() if k in run_only] else: regular_tests = [(k, v) for k, v in conversations.items() if (k != 'sanity') and k not in run_exclude] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True exception = None try: runner.run() except Exception as exp: exception = exp print("Error while processing") print(traceback.format_exc()) res = False if c_name in expected_failures: if res: xpass += 1 xpassed.append(c_name) print("XPASS-expected failure but test passed\n") else: if expected_failures[c_name] is not None and \ expected_failures[c_name] not in str(exception): bad += 1 failed.append(c_name) print("Expected error message: {0}\n".format( expected_failures[c_name])) else: xfail += 1 print("OK-expected failure\n") else: if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Check if server correctly handles FALLBACK_SCSV\n") print("Test end") print(20 * '=') print("version: {0}".format(version)) print(20 * '=') print("TOTAL: {0}".format(len(sampled_tests) + 2 * len(sanity_tests))) print("SKIP: {0}".format( len(run_exclude.intersection(conversations.keys())))) print("PASS: {0}".format(good)) print("XFAIL: {0}".format(xfail)) print("FAIL: {0}".format(bad)) print("XPASS: {0}".format(xpass)) print(20 * '=') sort = sorted(xpassed, key=natural_sort_keys) if len(sort): print("XPASSED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) sort = sorted(failed, key=natural_sort_keys) if len(sort): print("FAILED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) if bad or xpass: sys.exit(1)
def main(): """check if obsolete signature algorithm is rejected by server""" host = "localhost" port = 4433 num_limit = 10 run_exclude = set() expected_failures = {} last_exp_tmp = None private_key = None cert = None argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:x:X:n:k:c:", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-x': expected_failures[arg] = None last_exp_tmp = str(arg) elif opt == '-X': if not last_exp_tmp: raise ValueError("-x has to be specified before -X") expected_failures[last_exp_tmp] = str(arg) elif opt == '-n': num_limit = int(arg) elif opt == '--help': help_msg() sys.exit(0) elif opt == '-k': text_key = open(arg, 'rb').read() if sys.version_info[0] >= 3: text_key = str(text_key, 'utf-8') private_key = parsePEMKey(text_key, private=True) elif opt == '-c': text_cert = open(arg, 'rb').read() if sys.version_info[0] >= 3: text_cert = str(text_cert, 'utf-8') cert = X509() cert.parse(text_cert) else: raise ValueError("Unknown option: {0}".format(opt)) if not private_key: raise ValueError("Specify private key file using -k") if not cert: raise ValueError("Specify certificate file using -c") if args: run_only = set(args) else: run_only = None conversations = {} # sanity check for Client Certificates conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create(ECDSA_SIG_ALL + RSA_SIG_ALL), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(ECDSA_SIG_ALL + RSA_SIG_ALL), ExtensionType.supported_groups: SupportedGroupsExtension().create( [GroupName.secp256r1, GroupName.secp384r1, GroupName.secp521r1]), ExtensionType.ec_point_formats: ECPointFormatsExtension().create([ECPointFormat.uncompressed]) } node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello(version=(3, 3))) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectCertificateRequest()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(CertificateGenerator(X509CertChain([cert]))) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(CertificateVerifyGenerator(private_key)) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ApplicationDataGenerator(b"GET / HTTP/1.0\n\n")) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertDescription.close_notify)) node = node.add_child(ExpectClose()) node.next_sibling = ExpectAlert() node.next_sibling.add_child(ExpectClose()) conversations["sanity"] = conversation # force MD5 signature on CertificateVerify conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create(ECDSA_SIG_ALL + RSA_SIG_ALL), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(ECDSA_SIG_ALL + RSA_SIG_ALL), ExtensionType.supported_groups: SupportedGroupsExtension().create( [GroupName.secp256r1, GroupName.secp384r1, GroupName.secp521r1]), ExtensionType.ec_point_formats: ECPointFormatsExtension().create([ECPointFormat.uncompressed]) } node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello(version=(3, 3))) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectCertificateRequest()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(CertificateGenerator(X509CertChain([cert]))) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(TCPBufferingEnable()) sig_type = (HashAlgorithm.md5, SignatureAlgorithm.ecdsa) node = node.add_child( CertificateVerifyGenerator(private_key, msg_alg=sig_type)) # the other side can close connection right away, add options to handle it node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(TCPBufferingDisable()) node = node.add_child(TCPBufferingFlush()) # we expect closure or Alert and then closure of socket node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node.add_child(ExpectClose()) conversations["md5+ecdsa forced"] = conversation for h_alg in ["sha512", "sha384", "sha256", "sha224", "sha1"]: for real_h_alg in ["sha512", "sha384", "sha256", "sha224", "sha1"]: conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create(ECDSA_SIG_ALL + RSA_SIG_ALL), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(ECDSA_SIG_ALL + RSA_SIG_ALL), ExtensionType.supported_groups: SupportedGroupsExtension().create([ GroupName.secp256r1, GroupName.secp384r1, GroupName.secp521r1 ]), ExtensionType.ec_point_formats: ECPointFormatsExtension().create([ECPointFormat.uncompressed]) } node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello(version=(3, 3))) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectCertificateRequest()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(CertificateGenerator(X509CertChain([cert]))) node = node.add_child(ClientKeyExchangeGenerator()) alg = (getattr(HashAlgorithm, h_alg), SignatureAlgorithm.ecdsa) real_alg = (getattr(HashAlgorithm, real_h_alg), SignatureAlgorithm.ecdsa) if alg == real_alg: node = node.add_child( CertificateVerifyGenerator(private_key, msg_alg=alg, sig_alg=real_alg)) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(b"GET / HTTP/1.0\n\n")) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertDescription.close_notify)) node = node.add_child(ExpectClose()) node.next_sibling = ExpectAlert() node.next_sibling.add_child(ExpectClose()) conversations["make {0}+ecdsa signature in CertificateVerify". format(h_alg)] = conversation else: node = node.add_child(TCPBufferingEnable()) node = node.add_child( CertificateVerifyGenerator(private_key, msg_alg=alg, sig_alg=real_alg)) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(TCPBufferingDisable()) node = node.add_child(TCPBufferingFlush()) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decrypt_error)) node = node.add_child(ExpectClose()) conversations["make {0}+ecdsa signature, advertise it as " "{1}+ecdsa in CertificateVerify".format( h_alg, real_h_alg)] = conversation # run the conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throught sanity_tests = [('sanity', conversations['sanity'])] if run_only: if num_limit > len(run_only): num_limit = len(run_only) regular_tests = [(k, v) for k, v in conversations.items() if k in run_only] else: regular_tests = [(k, v) for k, v in conversations.items() if (k != 'sanity') and k not in run_exclude] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: print("{0} ...".format(c_name)) runner = Runner(c_test) res = True exception = None try: runner.run() except Exception as exp: exception = exp print("Error while processing") print(traceback.format_exc()) res = False if c_name in expected_failures: if res: xpass += 1 xpassed.append(c_name) print("XPASS-expected failure but test passed\n") else: if expected_failures[c_name] is not None and \ expected_failures[c_name] not in str(exception): bad += 1 failed.append(c_name) print("Expected error message: {0}\n".format( expected_failures[c_name])) else: xfail += 1 print("OK-expected failure\n") else: if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Test support for ECDSA signatures in CertificateVerify\n") print("Test end") print(20 * '=') print("version: {0}".format(version)) print(20 * '=') print("TOTAL: {0}".format(len(sampled_tests) + 2 * len(sanity_tests))) print("SKIP: {0}".format( len(run_exclude.intersection(conversations.keys())))) print("PASS: {0}".format(good)) print("XFAIL: {0}".format(xfail)) print("FAIL: {0}".format(bad)) print("XPASS: {0}".format(xpass)) print(20 * '=') sort = sorted(xpassed, key=natural_sort_keys) if len(sort): print("XPASSED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) sort = sorted(failed, key=natural_sort_keys) if len(sort): print("FAILED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) if bad or xpass: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:n:", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-n': num_limit = int(arg) elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation for prot_version in [(3, 0), (0, 0), (2, 0), (0, 2), (1, 0), (1, 3), (1, 2), (0, 1)]: conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create( key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, prot_version]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child( ClientHelloGenerator(ciphers, extensions=ext, version=prot_version)) node = node.add_child( ExpectAlert(description=AlertDescription.protocol_version)) node = node.add_child(ExpectClose()) conversations['version {0}'.format(prot_version)] = conversation # run the conversation good = 0 bad = 0 failed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throught sanity_test = ('sanity', conversations['sanity']) ordered_tests = chain([sanity_test], islice( filter(lambda x: x[0] != 'sanity', conversations.items()), num_limit), [sanity_test]) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True try: runner.run() except: print("Error while processing") print(traceback.format_exc()) res = False if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Legacy version in TLS 1.3") print("Check that invalid legacy versions are rejected") print("with protocol version alert by the TLS 1.3 server.\n") print("version: {0}\n".format(version)) print("Test end") print("successful: {0}".format(good)) print("failed: {0}".format(bad)) failed_sorted = sorted(failed, key=natural_sort_keys) print(" {0}".format('\n '.join(repr(i) for i in failed_sorted))) if bad > 0: sys.exit(1)
def main(): """check if fuzzed ciphertext is rejected by server""" host = "localhost" port = 4433 num_limit = None run_exclude = set() expected_failures = {} last_exp_tmp = None dhe = False argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:x:X:n:d", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-x': expected_failures[arg] = None last_exp_tmp = str(arg) elif opt == '-X': if not last_exp_tmp: raise ValueError("-x has to be specified before -X") expected_failures[last_exp_tmp] = str(arg) elif opt == '-n': num_limit = int(arg) elif opt == '-d': dhe = True elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256, CipherSuite.TLS_DHE_RSA_WITH_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ApplicationDataGenerator(b"GET / HTTP/1.0\r\n\r\n")) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation # 8 chars: explicit nonce # 18 chars: AES-CTR encrypt: GET / HTTP/1.0\r\n\r\n # 16 chars: GCM tag 128 bit # 1 char: because the offsets are 1-based, not 0-based fuzzes = [(-i, j) for i in range(1, 8 + 18 + 16 + 1) for j in [1 << x for x in range(8)]] for pos, val in fuzzes: conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256, CipherSuite.TLS_DHE_RSA_WITH_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( fuzz_encrypted_message( ApplicationDataGenerator(b"GET / HTTP/1.0\r\n\r\n"), xors={pos: val})) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.bad_record_mac)) node = node.add_child(ExpectClose()) conversations["XOR position " + str(pos) + " with " + str(hex(val))] = \ conversation # run the conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] if run_only: if num_limit > len(run_only): num_limit = len(run_only) regular_tests = [(k, v) for k, v in conversations.items() if k in run_only] else: regular_tests = [(k, v) for k, v in conversations.items() if (k != 'sanity') and k not in run_exclude] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True exception = None try: runner.run() except Exception as exp: exception = exp print("Error while processing") print(traceback.format_exc()) res = False if c_name in expected_failures: if res: xpass += 1 xpassed.append(c_name) print("XPASS-expected failure but test passed\n") else: if expected_failures[c_name] is not None and \ expected_failures[c_name] not in str(exception): bad += 1 failed.append(c_name) print("Expected error message: {0}\n".format( expected_failures[c_name])) else: xfail += 1 print("OK-expected failure\n") else: if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Basic test to verify if AES-128-GCM tags are being checked by the") print( "server. Expects TLS 1.2 or earlier and RSA key exchange (or (EC)DHE") print("if -d option is used\n") print("Test end") print(20 * '=') print("version: {0}".format(version)) print(20 * '=') print("TOTAL: {0}".format(len(sampled_tests) + 2 * len(sanity_tests))) print("SKIP: {0}".format( len(run_exclude.intersection(conversations.keys())))) print("PASS: {0}".format(good)) print("XFAIL: {0}".format(xfail)) print("FAIL: {0}".format(bad)) print("XPASS: {0}".format(xpass)) print(20 * '=') sort = sorted(xpassed, key=natural_sort_keys) if len(sort): print("XPASSED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) sort = sorted(failed, key=natural_sort_keys) if len(sort): print("FAILED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) if bad or xpass: sys.exit(1)
def main(): """Check what signature algorithms server advertises""" hostname = "localhost" port = 4433 num_limit = None run_exclude = set() expected_failures = {} last_exp_tmp = None cert = None private_key = None ext_spec = { 'CH': None, 'SH': None, 'EE': None, 'CT': None, 'CR': None, 'NST': None, 'HRR': None } sigalgs = [ SignatureScheme.ecdsa_secp521r1_sha512, SignatureScheme.ecdsa_secp384r1_sha384, SignatureScheme.ecdsa_secp256r1_sha256, (HashAlgorithm.sha224, SignatureAlgorithm.ecdsa), (HashAlgorithm.sha1, SignatureAlgorithm.ecdsa), SignatureScheme.rsa_pss_rsae_sha512, SignatureScheme.rsa_pss_pss_sha512, SignatureScheme.rsa_pss_rsae_sha384, SignatureScheme.rsa_pss_pss_sha384, SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256, SignatureScheme.rsa_pkcs1_sha512, SignatureScheme.rsa_pkcs1_sha384, SignatureScheme.rsa_pkcs1_sha256, SignatureScheme.rsa_pkcs1_sha224, SignatureScheme.rsa_pkcs1_sha1 ] argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:x:X:s:k:c:E:", ["help"]) for opt, arg in opts: if opt == '-h': hostname = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-n': num_limit = int(arg) elif opt == '-x': expected_failures[arg] = None last_exp_tmp = str(arg) elif opt == '-X': if not last_exp_tmp: raise ValueError("-x has to be specified before -X") expected_failures[last_exp_tmp] = str(arg) elif opt == '--help': help_msg() sys.exit(0) elif opt == '-s': sigalgs = sig_algs_to_ids(arg) elif opt == '-E': ext_spec = expected_ext_parser(arg) elif opt == '-k': text_key = open(arg, 'rb').read() if sys.version_info[0] >= 3: text_key = str(text_key, 'utf-8') private_key = parsePEMKey(text_key, private=True) elif opt == '-c': text_cert = open(arg, 'rb').read() if sys.version_info[0] >= 3: text_cert = str(text_cert, 'utf-8') cert = X509() cert.parse(text_cert) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} # sanity check for Client Certificates conversation = Connect(hostname, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = \ ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = \ SupportedVersionsExtension().create([(3, 4), (3, 3)]) ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create(groups) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ext = dict_update_non_present(ext, ext_spec['CH']) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = dict_update_non_present(None, ext_spec['SH']) node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectChangeCipherSpec()) ext = dict_update_non_present(None, ext_spec['EE']) node = node.add_child(ExpectEncryptedExtensions(extensions=ext)) node = node.add_child(ExpectCertificateRequest()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(CertificateGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation if cert and private_key: # sanity check for Client Certificates conversation = Connect(hostname, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = \ ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = \ SupportedVersionsExtension().create([(3, 4), (3, 3)]) ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create(groups) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ext = dict_update_non_present(ext, ext_spec['CH']) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = dict_update_non_present(None, ext_spec['SH']) node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectChangeCipherSpec()) ext = dict_update_non_present(None, ext_spec['EE']) node = node.add_child(ExpectEncryptedExtensions(extensions=ext)) node = node.add_child(ExpectCertificateRequest()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(CertificateGenerator(X509CertChain([cert]))) node = node.add_child(CertificateVerifyGenerator(private_key)) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["with certificate"] = conversation # verify the advertised hashes conversation = Connect(hostname, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = \ ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = \ SupportedVersionsExtension().create([(3, 4), (3, 3)]) ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create(groups) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ext = dict_update_non_present(ext, ext_spec['CH']) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = dict_update_non_present(None, ext_spec['SH']) node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectChangeCipherSpec()) ext = dict_update_non_present(None, ext_spec['EE']) node = node.add_child(ExpectEncryptedExtensions(extensions=ext)) node = node.add_child(ExpectCertificateRequest(sigalgs)) # extensions are not yet supported in Certificate messages node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(CertificateGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["check sigalgs in cert request"] = conversation # verify the sent extensions conversation = Connect(hostname, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = \ ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = \ SupportedVersionsExtension().create([(3, 4), (3, 3)]) ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create(groups) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ext = dict_update_non_present(ext, ext_spec['CH']) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = dict_update_non_present(None, ext_spec['SH']) node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create(sigalgs) } ext = dict_update_non_present(ext, ext_spec['CR']) node = node.add_child(ExpectCertificateRequest(extensions=ext)) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(CertificateGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["verify extensions in CertificateRequest"] = conversation # run the conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] if run_only: if num_limit > len(run_only): num_limit = len(run_only) regular_tests = [(k, v) for k, v in conversations.items() if k in run_only] else: regular_tests = [(k, v) for k, v in conversations.items() if (k != 'sanity') and k not in run_exclude] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True exception = None try: runner.run() except Exception as exp: exception = exp print("Error while processing") print(traceback.format_exc()) res = False if c_name in expected_failures: if res: xpass += 1 xpassed.append(c_name) print("XPASS-expected failure but test passed\n") else: if expected_failures[c_name] is not None and \ expected_failures[c_name] not in str(exception): bad += 1 failed.append(c_name) print("Expected error message: {0}\n".format( expected_failures[c_name])) else: xfail += 1 print("OK-expected failure\n") else: if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Test to verify if server accepts empty certificate messages and") print("advertises only expected signature algotithms and extensions in ") print("Certificate Request message\n") print("Test end") print(20 * '=') print("version: {0}".format(version)) print(20 * '=') print("TOTAL: {0}".format(len(sampled_tests) + 2 * len(sanity_tests))) print("SKIP: {0}".format( len(run_exclude.intersection(conversations.keys())))) print("PASS: {0}".format(good)) print("XFAIL: {0}".format(xfail)) print("FAIL: {0}".format(bad)) print("XPASS: {0}".format(xpass)) print(20 * '=') sort = sorted(xpassed, key=natural_sort_keys) if len(sort): print("XPASSED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) sort = sorted(failed, key=natural_sort_keys) if len(sort): print("FAILED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) if bad > 0: sys.exit(1)
def main(): """Check handling of malformed ECDHE_RSA client key exchange messages""" host = "localhost" port = 4433 num_limit = None run_exclude = set() expected_failures = {} last_exp_tmp = None argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:n:x:X:", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-n': num_limit = int(arg) elif opt == '-x': expected_failures[arg] = None last_exp_tmp = str(arg) elif opt == '-X': if not last_exp_tmp: raise ValueError("-x has to be specified before -X") expected_failures[last_exp_tmp] = str(arg) elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA] ext = { ExtensionType.renegotiation_info: None, ExtensionType.supported_groups: SupportedGroupsExtension().create([GroupName.secp256r1]), ExtensionType.ec_point_formats: ECPointFormatsExtension().create([ECPointFormat.uncompressed]) } node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.ec_point_formats: None } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation # invalid ecdh_Yc value conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA] ext = { ExtensionType.renegotiation_info: None, ExtensionType.supported_groups: SupportedGroupsExtension().create([GroupName.secp256r1]), ExtensionType.ec_point_formats: ECPointFormatsExtension().create([ECPointFormat.uncompressed]) } node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.ec_point_formats: None } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(TCPBufferingEnable()) subst = dict((i, 0x00) for i in range(-1, -65, -1)) subst[-1] = 0x01 node = node.add_child( fuzz_message(ClientKeyExchangeGenerator(), substitutions=subst)) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(TCPBufferingDisable()) node = node.add_child(TCPBufferingFlush()) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node = node.add_child(ExpectClose()) conversations["invalid point (0, 1)"] = conversation # invalid ecdh_Yc value conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA] ext = { ExtensionType.renegotiation_info: None, ExtensionType.supported_groups: SupportedGroupsExtension().create([GroupName.secp256r1]), ExtensionType.ec_point_formats: ECPointFormatsExtension().create([ECPointFormat.uncompressed]) } node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.ec_point_formats: None } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(TCPBufferingEnable()) # point at infinity doesn't have a defined encoding, but some libraries # encode it as 0, 0, check if it is rejected subst = dict((i, 0x00) for i in range(-1, -65, -1)) node = node.add_child( fuzz_message(ClientKeyExchangeGenerator(), substitutions=subst)) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(TCPBufferingDisable()) node = node.add_child(TCPBufferingFlush()) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node = node.add_child(ExpectClose()) conversations["invalid point (0, 0)"] = conversation # invalid ecdh_Yc value conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA] ext = { ExtensionType.renegotiation_info: None, ExtensionType.supported_groups: SupportedGroupsExtension().create([GroupName.secp256r1]), ExtensionType.ec_point_formats: ECPointFormatsExtension().create([ECPointFormat.uncompressed]) } node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.ec_point_formats: None } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(TCPBufferingEnable()) # uncompressed EC points need to be self consistent, by changing # one coordinate without changing the other we create an invalid point node = node.add_child( fuzz_message(ClientKeyExchangeGenerator(), substitutions=dict( (i, 0x00) for i in range(-1, -33, -1)))) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(TCPBufferingDisable()) node = node.add_child(TCPBufferingFlush()) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node = node.add_child(ExpectClose()) conversations[ "invalid point (self-inconsistent, y all zero)"] = conversation # invalid ecdh_Yc value conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA] ext = { ExtensionType.renegotiation_info: None, ExtensionType.supported_groups: SupportedGroupsExtension().create([GroupName.secp256r1]), ExtensionType.ec_point_formats: ECPointFormatsExtension().create([ECPointFormat.uncompressed]) } node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.ec_point_formats: None } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(TCPBufferingEnable()) # uncompressed EC points need to be self consistent, by changing # one coordinate without changing the other we create an invalid point node = node.add_child( fuzz_message(ClientKeyExchangeGenerator(), xors={-1: 0xff})) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(TCPBufferingDisable()) node = node.add_child(TCPBufferingFlush()) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node = node.add_child(ExpectClose()) conversations["invalid point (self-inconsistent)"] = conversation # truncated Client Key Exchange conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA] ext = { ExtensionType.renegotiation_info: None, ExtensionType.supported_groups: SupportedGroupsExtension().create([GroupName.secp256r1]), ExtensionType.ec_point_formats: ECPointFormatsExtension().create([ECPointFormat.uncompressed]) } node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.ec_point_formats: None } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(TCPBufferingEnable()) # uncompressed EC points need to be self consistent, by changing # one coordinate without changing the other we create an invalid point node = node.add_child(truncate_handshake(ClientKeyExchangeGenerator(), 1)) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(TCPBufferingDisable()) node = node.add_child(TCPBufferingFlush()) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["truncated ecdh_Yc value"] = conversation # padded Client Key Exchange conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA] ext = { ExtensionType.renegotiation_info: None, ExtensionType.supported_groups: SupportedGroupsExtension().create([GroupName.secp256r1]), ExtensionType.ec_point_formats: ECPointFormatsExtension().create([ECPointFormat.uncompressed]) } node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.ec_point_formats: None } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(TCPBufferingEnable()) # uncompressed EC points need to be self consistent, by changing # one coordinate without changing the other we create an invalid point node = node.add_child(pad_handshake(ClientKeyExchangeGenerator(), 1)) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(TCPBufferingDisable()) node = node.add_child(TCPBufferingFlush()) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["padded Client Key Exchange"] = conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] if run_only: if num_limit > len(run_only): num_limit = len(run_only) regular_tests = [(k, v) for k, v in conversations.items() if k in run_only] else: regular_tests = [(k, v) for k, v in conversations.items() if (k != 'sanity') and k not in run_exclude] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True exception = None try: runner.run() except Exception as exp: exception = exp print("Error while processing") print(traceback.format_exc()) res = False if c_name in expected_failures: if res: xpass += 1 xpassed.append(c_name) print("XPASS-expected failure but test passed\n") else: if expected_failures[c_name] is not None and \ expected_failures[c_name] not in str(exception): bad += 1 failed.append(c_name) print("Expected error message: {0}\n".format( expected_failures[c_name])) else: xfail += 1 print("OK-expected failure\n") else: if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Test end") print(20 * '=') print("version: {0}".format(version)) print(20 * '=') print("TOTAL: {0}".format(len(sampled_tests) + 2 * len(sanity_tests))) print("SKIP: {0}".format( len(run_exclude.intersection(conversations.keys())))) print("PASS: {0}".format(good)) print("XFAIL: {0}".format(xfail)) print("FAIL: {0}".format(bad)) print("XPASS: {0}".format(xpass)) print(20 * '=') sort = sorted(xpassed, key=natural_sort_keys) if len(sort): print("XPASSED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) sort = sorted(failed, key=natural_sort_keys) if len(sort): print("FAILED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) if bad or xpass: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:n:", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-n': num_limit = int(arg) elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} # sanity conversation conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {} groups = [GroupName.secp256r1] ext[ExtensionType.key_share] = key_share_ext_gen(groups) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256, SignatureScheme.rsa_pss_rsae_sha384, SignatureScheme.rsa_pss_pss_sha384] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation # empty ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_AES_256_GCM_SHA384] for cipher in ciphers: conversation = Connect(host, port) node = conversation ciphers = [cipher, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {} groups = [GroupName.secp256r1] ext[ExtensionType.key_share] = key_share_ext_gen(groups) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256, SignatureScheme.rsa_pss_rsae_sha384, SignatureScheme.rsa_pss_pss_sha384] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator(trunc_start=0, trunc_end=0)) # This message may be sent right after server finished cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) # we do not expect any application data back # after malforming the Finished message node.next_sibling = ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error) node = node.next_sibling.add_child(ExpectClose()) conversations["empty - cipher %s" \ % (CipherSuite.ietfNames[cipher])] = conversation # single bit error scenarios = [(CipherSuite.TLS_AES_128_GCM_SHA256, 32), (CipherSuite.TLS_AES_256_GCM_SHA384, 48)] for cipher, prf_bytes in scenarios: for mbit in range(8*prf_bytes): mbyte = mbit // 8 + 1 conversation = Connect(host, port) node = conversation ciphers = [cipher, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {} groups = [GroupName.secp256r1] ext[ExtensionType.key_share] = key_share_ext_gen(groups) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256, SignatureScheme.rsa_pss_rsae_sha384, SignatureScheme.rsa_pss_pss_sha384] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(fuzz_message(FinishedGenerator(), xors={-mbyte: 0x01 << mbit%8})) # This message may be sent right after server finished cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) # we do not expect any application data back # after malforming the Finished message node.next_sibling = ExpectAlert(AlertLevel.fatal, AlertDescription.decrypt_error) node = node.next_sibling.add_child(ExpectClose()) conversations["single bit error - cipher %s, bit %d" \ % (CipherSuite.ietfNames[cipher], mbit)] = conversation # truncation # cipher, start, end scenarios = [ (CipherSuite.TLS_AES_128_GCM_SHA256, 0, -1), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, -2), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, -4), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, -8), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, -16), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, -32), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 12), # TLS-1.2 size (CipherSuite.TLS_AES_128_GCM_SHA256, 1, None), (CipherSuite.TLS_AES_128_GCM_SHA256, 2, None), (CipherSuite.TLS_AES_128_GCM_SHA256, 4, None), (CipherSuite.TLS_AES_128_GCM_SHA256, 8, None), (CipherSuite.TLS_AES_128_GCM_SHA256, 16, None), (CipherSuite.TLS_AES_128_GCM_SHA256, 32, None), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, -1), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, -2), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, -4), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, -8), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, -16), # SHA-256 size (CipherSuite.TLS_AES_256_GCM_SHA384, 0, -32), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 12), # TLS-1.2 size (CipherSuite.TLS_AES_256_GCM_SHA384, 1, None), (CipherSuite.TLS_AES_256_GCM_SHA384, 2, None), (CipherSuite.TLS_AES_256_GCM_SHA384, 4, None), (CipherSuite.TLS_AES_256_GCM_SHA384, 8, None), (CipherSuite.TLS_AES_256_GCM_SHA384, 16, None), # SHA-256 size (CipherSuite.TLS_AES_256_GCM_SHA384, 32, None) ] for cipher, start, end in scenarios: conversation = Connect(host, port) node = conversation ciphers = [cipher, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {} groups = [GroupName.secp256r1] ext[ExtensionType.key_share] = key_share_ext_gen(groups) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256, SignatureScheme.rsa_pss_rsae_sha384, SignatureScheme.rsa_pss_pss_sha384] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator(trunc_start=start, trunc_end=end)) # This message may be sent right after server finished cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) # we do not expect any application data back # after malforming the Finished message node.next_sibling = ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error) node = node.next_sibling.add_child(ExpectClose()) conversations["truncation - cipher %s, start %d, end %s" \ % (CipherSuite.ietfNames[cipher], start, end)] = conversation # padding # cipher, padding byte, left padding, right padding scenarios = [ (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 0, 1), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 0, 2), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 0, 4), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 0, 8), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 0, 16), # SHA-384 size (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 0, 32), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 0, 48), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 0, 2**14-4-32), # max record (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 0, 0x20000), # intermediate (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 0, 0x30000), # bigger than max ClientHello (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 0, 256**3-1-32), # max handshake (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 1, 0), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 2, 0), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 4, 0), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 8, 0), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 16, 0), # SHA-384 size (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 32, 0), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 48, 0), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 2**14-4-32, 0), # max record (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 12, 0), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 1, 1), (CipherSuite.TLS_AES_128_GCM_SHA256, 0, 8, 8), # SHA-384 size (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 0, 1), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 0, 2), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 0, 4), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 0, 8), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 0, 16), # SHA-512 size (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 0, 32), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 0, 48), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 0, 2**14-4-48), # max record (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 0, 0x20000), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 0, 0x30000), # bigger than max ClientHello (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 0, 256**3-1-48), # max handshake (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 0, 12), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 1, 0), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 2, 0), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 4, 0), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 8, 0), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 16, 0), # SHA-512 size (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 32, 0), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 48, 0), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 2**14-4-48, 0), # max record (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 1, 1), (CipherSuite.TLS_AES_256_GCM_SHA384, 0, 8, 8) # SHA-512 size ] for cipher, pad_byte, pad_left, pad_right in scenarios: # longer timeout for longer messages # Because the client is sending encrypted data without waiting # on any server response, it can actually produce data at a faster # rate than the server is able to process it, meaning that a server # that aborts only after decrypting a full handshake message may have # quite a few records in the queue after we, as a client have finished # sending them. Since tlslite-ng has the ciphers implemented in # pure python, they are very slow, speeds of just 71.5KiB/s for # AES-256-GCM are not atypical. which translates to about 4 minutes # to transfer this data. Set the timeout to 5 for a small margin of # error. # Note: because we still are waiting for the server to send us an alert # (all graph terminal nodes go through ExpectAlert), server that fails # to do that will still cause the whole test conversation to fail in # case it just closes the connection on us timeout = 5 if max(pad_left, pad_right) < 2**14 * 4 else 300 conversation = Connect(host, port, timeout=timeout) node = conversation ciphers = [cipher, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {} groups = [GroupName.secp256r1] ext[ExtensionType.key_share] = key_share_ext_gen(groups) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256, SignatureScheme.rsa_pss_rsae_sha384, SignatureScheme.rsa_pss_pss_sha384] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) # (the crazy handling of the messages below is because we are # sending one message (Finished) in multiple records, and server # can abort the connection after processing any number of records) # conditionally wait for NewSessionTicket messages # this will help in case the server does send early NST (without # waiting for client Finished) but will abort reading of the # Finished after one record no_message = node.add_child(ExpectNoMessage(0.001)) nst = ExpectNewSessionTicket(note='first') no_message.next_sibling = nst nst.add_child(no_message) node = no_message # alert+close can happen during sending large Finished message, # therefore we are specifying it as its sibling close_node = ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error) close_node.add_child(ExpectClose()) node = node.add_child(FinishedGenerator( pad_byte=pad_byte, pad_left=pad_left, pad_right=pad_right)) node.next_sibling = close_node # This message may be sent right after server finished cycle = ExpectNewSessionTicket(note='second') node = node.add_child(cycle) node.add_child(cycle) # we do not expect any application data back # after malforming the Finished message node.next_sibling = close_node conversations["padding - cipher %s, " "pad_byte %d, " "pad_left %d, " "pad_right %d" \ % (CipherSuite.ietfNames[cipher], pad_byte, pad_left, pad_right)] = conversation # run the conversation good = 0 bad = 0 failed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] regular_tests = [(k, v) for k, v in conversations.items() if k != 'sanity'] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True try: runner.run() except Exception: print("Error while processing") print(traceback.format_exc()) res = False if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Fuzzing TLS 1.3 Finished messages") print("version: {0}\n".format(version)) print("Test end") print("successful: {0}".format(good)) print("failed: {0}".format(bad)) failed_sorted = sorted(failed, key=natural_sort_keys) print(" {0}".format('\n '.join(repr(i) for i in failed_sorted))) if bad > 0: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() dhe = False argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:n:d", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-n': num_limit = int(arg) elif opt == '-d': dhe = True elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation # run the conversation good = 0 bad = 0 failed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] regular_tests = [(k, v) for k, v in conversations.items() if k != 'sanity'] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True try: runner.run() except Exception: print("Error while processing") print(traceback.format_exc()) res = False if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Basic conversation script; check basic communication with typical") print("cipher, TLS 1.2 or earlier and RSA key exchange (or (EC)DHE if") print("-d option is used)\n") print("version: {0}\n".format(version)) print("Test end") print("successful: {0}".format(good)) print("failed: {0}".format(bad)) failed_sorted = sorted(failed, key=natural_sort_keys) print(" {0}".format('\n '.join(repr(i) for i in failed_sorted))) if bad > 0: sys.exit(1)
def main(): """Test if server does not allow resumption with different cipher.""" host = "localhost" port = 4433 num_limit = None run_exclude = set() expected_failures = {} last_exp_tmp = None swap_ciphers = False dhe = False splitting = False argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:x:X:n:d", ["help", "swap-ciphers", "n/n-1"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-x': expected_failures[arg] = None last_exp_tmp = str(arg) elif opt == '-X': if not last_exp_tmp: raise ValueError("-x has to be specified before -X") expected_failures[last_exp_tmp] = str(arg) elif opt == '-n': num_limit = int(arg) elif opt == "--swap-ciphers": swap_ciphers = True elif opt == '-d': dhe = True elif opt == "--n/n-1": splitting = True elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) if splitting: node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) if splitting: node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity - aes-256 cipher"] = conversation conversation = Connect(host, port) node = conversation ext = {ExtensionType.renegotiation_info: None} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] else: ciphers = [ CipherSuite.TLS_RSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) if dhe: if swap_ciphers: exp_ciph = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] else: exp_ciph = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_256_CBC_SHA ] else: if swap_ciphers: exp_ciph = CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA else: exp_ciph = CipherSuite.TLS_RSA_WITH_AES_256_CBC_SHA node = node.add_child( ExpectServerHello(cipher=exp_ciph, extensions={ExtensionType.renegotiation_info: None})) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) close = ExpectClose() node.next_sibling = close node = node.add_child(ExpectClose()) node = node.add_child(Close()) node = node.add_child(Connect(host, port)) close.add_child(node) node = node.add_child(ResetHandshakeHashes()) node = node.add_child(ResetRenegotiationInfo()) node = node.add_child( ClientHelloGenerator( ciphers, extensions={ExtensionType.renegotiation_info: None})) node = node.add_child( ExpectServerHello(extensions={ExtensionType.renegotiation_info: None}, resume=True)) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) if splitting: node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() node = node.add_child(ExpectClose()) conversations["sanity - session ID resume"] = conversation # check if resumption with a different cipher fails conversation = Connect(host, port) node = conversation ext = {ExtensionType.renegotiation_info: None} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] else: ciphers = [ CipherSuite.TLS_RSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) if dhe: if swap_ciphers: exp_ciph = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] else: exp_ciph = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_256_CBC_SHA ] else: if swap_ciphers: exp_ciph = CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA else: exp_ciph = CipherSuite.TLS_RSA_WITH_AES_256_CBC_SHA node = node.add_child( ExpectServerHello(cipher=exp_ciph, extensions={ExtensionType.renegotiation_info: None})) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) close = ExpectClose() node.next_sibling = close node = node.add_child(ExpectClose()) node = node.add_child(Close()) node = node.add_child(Connect(host, port)) close.add_child(node) node = node.add_child(ResetHandshakeHashes()) node = node.add_child(ResetRenegotiationInfo()) if dhe: if swap_ciphers: ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_256_CBC_SHA ] else: ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] else: if swap_ciphers: ciphers = [CipherSuite.TLS_RSA_WITH_AES_256_CBC_SHA] else: ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node.add_child(ExpectClose()) conversations[ "resumption with cipher from old CH but not selected by server"] = conversation conversation = Connect(host, port) node = conversation ext = {ExtensionType.renegotiation_info: None} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] else: ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectServerHello(extensions={ExtensionType.renegotiation_info: None})) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) close = ExpectClose() node.next_sibling = close node = node.add_child(ExpectClose()) node = node.add_child(Close()) node = node.add_child(Connect(host, port)) close.add_child(node) node = node.add_child(ResetHandshakeHashes()) node = node.add_child(ResetRenegotiationInfo()) if dhe: ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_NULL_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_NULL_SHA, CipherSuite.TLS_ECDH_ANON_WITH_NULL_SHA ] else: ciphers = [CipherSuite.TLS_RSA_WITH_NULL_SHA] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node.add_child(ExpectClose()) conversations["resumption of safe session with NULL cipher"] = conversation # run the conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] if run_only: if num_limit > len(run_only): num_limit = len(run_only) regular_tests = [(k, v) for k, v in conversations.items() if k in run_only] else: regular_tests = [(k, v) for k, v in conversations.items() if (k != 'sanity') and k not in run_exclude] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True exception = None try: runner.run() except Exception as exp: exception = exp print("Error while processing") print(traceback.format_exc()) res = False if c_name in expected_failures: if res: xpass += 1 xpassed.append(c_name) print("XPASS-expected failure but test passed\n") else: if expected_failures[c_name] is not None and \ expected_failures[c_name] not in str(exception): bad += 1 failed.append(c_name) print("Expected error message: {0}\n".format( expected_failures[c_name])) else: xfail += 1 print("OK-expected failure\n") else: if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Misbehaving client session resumption script") print("Check if server detects a misbehaving client in session" " resumption\n") print("Reproducer for CVE-2010-4180\n") print("Test end") print(20 * '=') print("version: {0}".format(version)) print(20 * '=') print("TOTAL: {0}".format(len(sampled_tests) + 2 * len(sanity_tests))) print("SKIP: {0}".format( len(run_exclude.intersection(conversations.keys())))) print("PASS: {0}".format(good)) print("XFAIL: {0}".format(xfail)) print("FAIL: {0}".format(bad)) print("XPASS: {0}".format(xpass)) print(20 * '=') sort = sorted(xpassed, key=natural_sort_keys) if len(sort): print("XPASSED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) sort = sorted(failed, key=natural_sort_keys) if len(sort): print("FAILED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) if bad or xpass: sys.exit(1)
def main(): """Check that server properly rejects malformed signatures in TLS 1.3""" hostname = "localhost" port = 4433 num_limit = 120 run_exclude = set() expected_failures = {} last_exp_tmp = None cert = None private_key = None # algorithms to expect from server in Certificate Request cr_sigalgs = [ SignatureScheme.ecdsa_secp521r1_sha512, SignatureScheme.ecdsa_secp384r1_sha384, SignatureScheme.ecdsa_secp256r1_sha256, (HashAlgorithm.sha224, SignatureAlgorithm.ecdsa), (HashAlgorithm.sha1, SignatureAlgorithm.ecdsa), SignatureScheme.rsa_pss_rsae_sha512, SignatureScheme.rsa_pss_pss_sha512, SignatureScheme.rsa_pss_rsae_sha384, SignatureScheme.rsa_pss_pss_sha384, SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256, SignatureScheme.rsa_pkcs1_sha512, SignatureScheme.rsa_pkcs1_sha384, SignatureScheme.rsa_pkcs1_sha256, SignatureScheme.rsa_pkcs1_sha224, SignatureScheme.rsa_pkcs1_sha1 ] # algorithms to advertise in ClientHello sig_algs = [ SignatureScheme.ecdsa_secp521r1_sha512, SignatureScheme.ecdsa_secp384r1_sha384, SignatureScheme.ecdsa_secp256r1_sha256, SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256, SignatureScheme.rsa_pss_rsae_sha384, SignatureScheme.rsa_pss_pss_sha384 ] hashalgs = hashes_to_list("sha256 sha384 sha512") argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:x:X:n:s:k:c:", ["help", "hash-order="]) for opt, arg in opts: if opt == '-h': hostname = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-x': expected_failures[arg] = None last_exp_tmp = str(arg) elif opt == '-X': if not last_exp_tmp: raise ValueError("-x has to be specified before -X") expected_failures[last_exp_tmp] = str(arg) elif opt == '-n': num_limit = int(arg) elif opt == '--help': help_msg() sys.exit(0) elif opt == '-s': cr_sigalgs = sig_algs_to_ids(arg) elif opt == '--hash-order': hashalgs = hashes_to_list(arg) elif opt == '-k': text_key = open(arg, 'rb').read() if sys.version_info[0] >= 3: text_key = str(text_key, 'utf-8') private_key = parsePEMKey(text_key, private=True) elif opt == '-c': text_cert = open(arg, 'rb').read() if sys.version_info[0] >= 3: text_cert = str(text_cert, 'utf-8') cert = X509() cert.parse(text_cert) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None if not cert or not private_key: raise Exception("A Client certificate and a private key are required") certType = cert.certAlg conversations = {} conversations_long = {} # sanity check for Client Certificates conversation = Connect(hostname, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] ext[ExtensionType.key_share] = key_share_ext_gen(groups) ext[ExtensionType.supported_versions] = \ SupportedVersionsExtension().create([(3, 4), (3, 3)]) ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(ECDSA_SIG_ALL + RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificateRequest()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(CertificateGenerator(X509CertChain([cert]))) node = node.add_child(CertificateVerifyGenerator(private_key)) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation # verify the advertised hashes conversation = Connect(hostname, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] ext[ExtensionType.key_share] = key_share_ext_gen(groups) ext[ExtensionType.supported_versions] = \ SupportedVersionsExtension().create([(3, 4), (3, 3)]) ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(ECDSA_SIG_ALL + RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificateRequest(cr_sigalgs)) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(CertificateGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["check sigalgs in cert request"] = conversation for sigalg in ECDSA_SIG_ALL: # set if test should succeed or fail based on cert type, # advertisement and forbidden algorithms expectPass = False if len(private_key) == 256 and \ sigalg == SignatureScheme.ecdsa_secp256r1_sha256: expectPass = True elif len(private_key) == 384 and \ sigalg == SignatureScheme.ecdsa_secp384r1_sha384: expectPass = True elif len(private_key) == 521 and \ sigalg == SignatureScheme.ecdsa_secp521r1_sha512: expectPass = True # expect failure if an algorithm is not advertized if sigalg not in cr_sigalgs: expectPass = False conversation = Connect(hostname, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} # NOTE: groups do NOT influence the signature negotiation groups = [GroupName.secp256r1] ext[ExtensionType.key_share] = key_share_ext_gen(groups) ext[ExtensionType.supported_versions] = \ SupportedVersionsExtension().create([(3, 4), (3, 3)]) ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(ECDSA_SIG_ALL + RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificateRequest()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(CertificateGenerator(X509CertChain([cert]))) # force sigalg node = node.add_child( CertificateVerifyGenerator(private_key, msg_alg=sigalg)) node = node.add_child(FinishedGenerator()) result = "works" # only signatures of matching certificate type should work if expectPass: node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() else: node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node.add_child(ExpectClose()) result = "is refused" name = SignatureScheme.toRepr(sigalg) if not name: name = "{0}+{1}".format(HashAlgorithm.toStr(sigalg[0]), SignatureAlgorithm.toStr(sigalg[1])) conversations["check {0} signature {1}".format(name, result)] = conversation # verify that an ECDSA signature with mismatched message hash fails if len(private_key) == 256: sig_alg = SignatureScheme.ecdsa_secp384r1_sha384 msg_alg = SignatureScheme.ecdsa_secp256r1_sha256 elif len(private_key) == 384: sig_alg = SignatureScheme.ecdsa_secp256r1_sha256 msg_alg = SignatureScheme.ecdsa_secp384r1_sha384 else: assert len(private_key) == 521 sig_alg = SignatureScheme.ecdsa_secp384r1_sha384 msg_alg = SignatureScheme.ecdsa_secp521r1_sha512 conversation = Connect(hostname, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] ext[ExtensionType.key_share] = key_share_ext_gen(groups) ext[ExtensionType.supported_versions] = \ SupportedVersionsExtension().create([(3, 4), (3, 3)]) ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(ECDSA_SIG_ALL + RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificateRequest()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(CertificateGenerator(X509CertChain([cert]))) node = node.add_child( CertificateVerifyGenerator(private_key, sig_alg=sig_alg, msg_alg=msg_alg)) node = node.add_child(FinishedGenerator()) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decrypt_error)) node.add_child(ExpectClose()) conversations["check ecdsa signature with mismatched hash fails"] = \ conversation # check that fuzzed signatures are rejected if len(private_key) == 256: # bacause of DER encoding of the signature, the mapping between key size # and signature size is non-linear siglen = 70 elif len(private_key) == 384: siglen = 103 else: assert len(private_key) == 521 siglen = 137 for pos in range(siglen): for xor in [0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80]: conversation = Connect(hostname, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] ext[ExtensionType.key_share] = key_share_ext_gen(groups) ext[ExtensionType.supported_versions] = \ SupportedVersionsExtension().create([(3, 4), (3, 3)]) ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(ECDSA_SIG_ALL + \ RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificateRequest()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(CertificateGenerator(X509CertChain([cert]))) node = node.add_child( CertificateVerifyGenerator(private_key, padding_xors={pos: xor})) node = node.add_child(FinishedGenerator()) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decrypt_error)) node.add_child(ExpectClose()) conversations_long["check that fuzzed signatures are rejected." + " Malformed {0} - xor {1} at {2}".format( certType, hex(xor), pos)] = conversation # run the conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] if not num_limit: num_limit = len(conversations_long) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] if run_only: if num_limit > len(run_only): num_limit = len(run_only) long_tests = [(k, v) for k, v in conversations_long.items() if k in run_only] short_tests = [(k, v) for k, v in conversations.items() if (k != 'sanity') and k in run_only] else: long_tests = [(k, v) for k, v in conversations_long.items() if k not in run_exclude] short_tests = [(k, v) for k, v in conversations.items() if (k != 'sanity') and k not in run_exclude] sampled_tests = sample(long_tests, min(num_limit, len(long_tests))) ordered_tests = chain(sanity_tests, short_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: print("{0} ...".format(c_name)) runner = Runner(c_test) res = True exception = None try: runner.run() except Exception as exp: exception = exp print("Error while processing") print(traceback.format_exc()) res = False if c_name in expected_failures: if res: xpass += 1 xpassed.append(c_name) print("XPASS-expected failure but test passed\n") else: if expected_failures[c_name] is not None and \ expected_failures[c_name] not in str(exception): bad += 1 failed.append(c_name) print("Expected error message: {0}\n".format( expected_failures[c_name])) else: xfail += 1 print("OK-expected failure\n") else: if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Test to verify that server properly accepts or refuses") print("ECDSA signatures in TLS1.3; SHA224 and SHA1 signatures are always") print("refused, Other signatures are accepted or refused accordingly to") print("the key provided.\n") print("Test should be run three times, once each with P-256, P-384 and") print("P-521 client certificate.\n") print("Test end") print(20 * '=') print("version: {0}".format(version)) print(20 * '=') print("TOTAL: {0}".format( len(sampled_tests) + len(short_tests) + 2 * len(sanity_tests))) print("SKIP: {0}".format( len(run_exclude.intersection(conversations.keys())))) print("PASS: {0}".format(good)) print("XFAIL: {0}".format(xfail)) print("FAIL: {0}".format(bad)) print("XPASS: {0}".format(xpass)) print(20 * '=') sort = sorted(xpassed, key=natural_sort_keys) if len(sort): print("XPASSED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) sort = sorted(failed, key=natural_sort_keys) if len(sort): print("FAILED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) if bad > 0: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() expected_failures = {} last_exp_tmp = None no_ins_renego = False private_key = None cert = None early_abort = False dhe = False argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:x:X:n:k:c:d", ["help", "no-ins-renego", "early-abort"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-x': expected_failures[arg] = None last_exp_tmp = str(arg) elif opt == '-X': if not last_exp_tmp: raise ValueError("-x has to be specified before -X") expected_failures[last_exp_tmp] = str(arg) elif opt == '-d': dhe = True elif opt == '-n': num_limit = int(arg) elif opt == '--no-ins-renego': no_ins_renego = True elif opt == '--help': help_msg() sys.exit(0) elif opt == '--early-abort': early_abort = True elif opt == '-k': text_key = open(arg, 'rb').read() if sys.version_info[0] >= 3: text_key = str(text_key, 'utf-8') private_key = parsePEMKey(text_key, private=True) elif opt == '-c': text_cert = open(arg, 'rb').read() if sys.version_info[0] >= 3: text_cert = str(text_cert, 'utf-8') cert = X509() cert.parse(text_cert) else: raise ValueError("Unknown option: {0}".format(opt)) if not private_key: raise ValueError("Specify private key file using -k") if not cert: raise ValueError("Specify certificate file using -c") if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256, SignatureScheme.rsa_pkcs1_sha256, SignatureScheme.ecdsa_secp256r1_sha256 ] if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = {} ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(sig_algs) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator( bytearray(b"GET /?Renegotiation_Test=tlsfuzzer HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation # renegotiation conversation = Connect(host, port) node = conversation sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256, SignatureScheme.rsa_pkcs1_sha256, SignatureScheme.ecdsa_secp256r1_sha256 ] if dhe: ext = {ExtensionType.renegotiation_info: None} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] else: ext = {ExtensionType.renegotiation_info: None} ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(sig_algs) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = {ExtensionType.renegotiation_info: None} node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) # send GET request node = node.add_child( ApplicationDataGenerator( bytearray(b"GET /secure/test HTTP/1.0\r\n\r\n"))) # 2nd handshake node = node.add_child(ExpectHelloRequest()) node = node.add_child(ResetHandshakeHashes()) ext = {ExtensionType.renegotiation_info: None} ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(sig_algs) node = node.add_child( ClientHelloGenerator(ciphers, session_id=bytearray(0), extensions=ext)) ext = {ExtensionType.renegotiation_info: None} node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectCertificateRequest()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(CertificateGenerator(X509CertChain([cert]))) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(CertificateVerifyGenerator(private_key)) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ExpectApplicationData()) conversations["try secure renegotiation"] = conversation # insecure renegotiation conversation = Connect(host, port) node = conversation sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256, SignatureScheme.rsa_pkcs1_sha256, SignatureScheme.ecdsa_secp256r1_sha256 ] if dhe: ext = {ExtensionType.renegotiation_info: None} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] else: ext = {ExtensionType.renegotiation_info: None} ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(sig_algs) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) # send GET request node = node.add_child( ApplicationDataGenerator( bytearray(b"GET /secure/test HTTP/1.0\r\n\r\n"))) if early_abort: node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.handshake_failure)) node = node.add_child(ExpectClose()) else: node = node.add_child(ExpectHelloRequest()) # 2nd handshake node = node.add_child(ResetHandshakeHashes()) ext = {} ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(sig_algs) node = node.add_child( ClientHelloGenerator(ciphers, session_id=bytearray(0), extensions=ext)) if no_ins_renego: node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.handshake_failure)) node = node.add_child(ExpectClose()) else: node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectCertificateRequest()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(CertificateGenerator(X509CertChain([cert]))) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(CertificateVerifyGenerator(private_key)) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ExpectApplicationData()) conversations["try insecure (legacy) renegotiation"] = conversation # run the conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] if run_only: if num_limit > len(run_only): num_limit = len(run_only) regular_tests = [(k, v) for k, v in conversations.items() if k in run_only] else: regular_tests = [(k, v) for k, v in conversations.items() if (k != 'sanity') and k not in run_exclude] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True exception = None try: runner.run() except Exception as exp: exception = exp print("Error while processing") print(traceback.format_exc()) res = False if c_name in expected_failures: if res: xpass += 1 xpassed.append(c_name) print("XPASS-expected failure but test passed\n") else: if expected_failures[c_name] is not None and \ expected_failures[c_name] not in str(exception): bad += 1 failed.append(c_name) print("Expected error message: {0}\n".format( expected_failures[c_name])) else: xfail += 1 print("OK-expected failure\n") else: if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Verify that the server disabled renegotiation (both legacy") print("and secure). Use client certificates for the test.\n") print("Test expects the server to ask for renegotiation after the client") print("asks for \"/secure/test\" resource\n") print("Test end") print(20 * '=') print("version: {0}".format(version)) print(20 * '=') print("TOTAL: {0}".format(len(sampled_tests) + 2 * len(sanity_tests))) print("SKIP: {0}".format( len(run_exclude.intersection(conversations.keys())))) print("PASS: {0}".format(good)) print("XFAIL: {0}".format(xfail)) print("FAIL: {0}".format(bad)) print("XPASS: {0}".format(xpass)) print(20 * '=') sort = sorted(xpassed, key=natural_sort_keys) if len(sort): print("XPASSED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) sort = sorted(failed, key=natural_sort_keys) if len(sort): print("FAILED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) if bad > 0: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:n:c", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-n': num_limit = int(arg) elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation for version_id in range(0, 4): conversation = Connect(host, port, version=(3, version_id)) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["tls 1.3 negotiation with SSL 3.{0} in record layer".format(version_id)] = conversation conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([(3, 9)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectAlert(AlertLevel.fatal, AlertDescription.protocol_version)) conversations["tls 1.8 only"] = conversation conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([(3, 9), (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) # verify that there is no supported versions in server hello node = node.add_child(ExpectServerHello(version = (3, 3), extensions={ExtensionType.renegotiation_info:None})) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["fallback from TLS 1.8 to 1.2"] = conversation conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([(3, 9), (3, 2)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) # verify that there is no supported versions in server hello node = node.add_child(ExpectServerHello(version = (3, 2), extensions={ExtensionType.renegotiation_info:None})) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["fallback from TLS 1.8 to 1.1"] = conversation conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 4), extensions=ext)) # negotiate TLS 1.2; it is valid for an implementation to abort handshake # but we don't cover it node = node.add_child(ExpectServerHello(version = (3, 3), extensions={ExtensionType.renegotiation_info:None})) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["TLS 1.3 in client hello legacy field"] = conversation conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 9), extensions=ext)) # negotiate TLS 1.2; it is valid for an implementation to abort handshake # but we don't cover it node = node.add_child(ExpectServerHello(version = (3, 3), extensions={ExtensionType.renegotiation_info:None})) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["TLS 1.8 in client hello legacy field"] = conversation conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_RSA_WITH_RC4_128_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([(3, 0)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectAlert(AlertLevel.fatal, AlertDescription.protocol_version)) conversations["SSL 3.0 in supported version"] = conversation # instruct RecordLayer to use SSLv2 record layer protocol (0, 2) conversation = Connect(host, port, version=(0, 2)) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256] node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 4), ssl2=True)) node = node.add_child(ExpectAlert()) conversations["SSL 2.0 ClientHello with TLS 1.3 version and TLS 1.3 only ciphersuites"] = conversation # verify that the server does not support any of the draft implementations for l_ver in range(256): conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {} groups = [GroupName.secp256r1] ext[ExtensionType.key_share] = key_share_ext_gen(groups) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([(127, l_ver), (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) # verify that there is no supported versions in server hello node = node.add_child(ExpectServerHello(version=(3, 3), extensions={ExtensionType.renegotiation_info:None})) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert(AlertLevel.warning, AlertDescription.close_notify)) node.next_sibling = ExpectClose() conversations["fallback from TLS 1.3-draft{0} to 1.2" .format(l_ver)] = conversation # run the conversation good = 0 bad = 0 failed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] regular_tests = [(k, v) for k, v in conversations.items() if k != 'sanity'] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True try: runner.run() except Exception: print("Error while processing") print(traceback.format_exc()) res = False if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Check version negotiation under TLS 1.3 with the supported") print("versions extension") print("version: {0}\n".format(version)) print("Test end") print("successful: {0}".format(good)) print("failed: {0}".format(bad)) failed_sorted = sorted(failed, key=natural_sort_keys) print(" {0}".format('\n '.join(repr(i) for i in failed_sorted))) if bad > 0: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = 100 fatal_alert = "decode_error" run_exclude = set() expected_failures = {} last_exp_tmp = None argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:x:X:n:", ["help", "alert="]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-x': expected_failures[arg] = None last_exp_tmp = str(arg) elif opt == '-X': if not last_exp_tmp: raise ValueError("-x has to be specified before -X") expected_failures[last_exp_tmp] = str(arg) elif opt == '-n': num_limit = int(arg) elif opt == '--alert': fatal_alert = arg elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [ SignatureScheme.rsa_pkcs1_sha1, SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["tolerance legacy RSA PKCS#1.5"] = conversation conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [(10, SignatureAlgorithm.rsa), SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations[ "tolerance unallocated 0x0A01 (10+RSA) method"] = conversation # 32717 is the maximum possible amount of methods that can fit into the # ClientHello packet -- in TLS 1.3, there are also other mandatory # extensions for n in [215, 2355, 8132, 23754, 32717]: conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create( key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) n = n - 2 # these are the mandatory methods in the end sig_algs = [(HashAlgorithm.sha1, SignatureAlgorithm.dsa)] * n sig_algs += [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) # ApplicationData message may show up 1 to many times node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) cycle_alert = ExpectAlert() node = node.add_child(cycle_alert) node.next_sibling = ExpectApplicationData() node.next_sibling.add_child(cycle_alert) node.next_sibling.next_sibling = ExpectClose() conversations["duplicated {0} non-rsa schemes".format( n)] = conversation for n in [215, 2355, 8132, 23754, 32717]: conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create( key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) n = n - 2 # these are the mandatory methods in the end sig_algs = [SignatureScheme.rsa_pkcs1_sha1] * n sig_algs += [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) # ApplicationData message may show up 1 to many times node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) cycle_alert = ExpectAlert() node = node.add_child(cycle_alert) node.next_sibling = ExpectApplicationData() node.next_sibling.add_child(cycle_alert) node.next_sibling.next_sibling = ExpectClose() conversations["{0} invalid schemes".format(n)] = conversation conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) # Add all supported sig_algs, put rsa at the end sig_algs = [] for sig_alg in ['ecdsa', 'dsa', 'rsa']: sig_algs += [(getattr(HashAlgorithm, x), getattr(SignatureAlgorithm, sig_alg))\ for x in ['md5', 'sha1', 'sha224', 'sha256', 'sha384', 'sha512']] # ed25519(0x0807), ed448(0x0808) sig_algs += [(8, 7), (8, 8)] sig_algs += [ SignatureScheme.rsa_pss_pss_sha256, SignatureScheme.rsa_pss_pss_sha384, SignatureScheme.rsa_pss_pss_sha512, SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_rsae_sha384, SignatureScheme.rsa_pss_rsae_sha512 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations[ "unique and well-known sig_algs, rsa algorithms last"] = conversation # 32717 is the maximum possible amount of methods that can fit into the # ClientHello packet -- in TLS 1.3, there are also other mandatory # extensions for n in [215, 2355, 8132, 23754, 32717]: conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create( key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) n = n - 2 # these are the mandatory methods in the end sig_algs = list( chain(((i, j) for i in range(10, 224) for j in range(10, (n // 214) + 10)), ((i, 163) for i in range(10, (n % 214) + 10)), [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ])) ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() # OpenSSL sends the list of advertised and it doesn't fit a single # application data node = node.next_sibling.add_child(Close()) conversations["tolerance {0} methods".format(n)] = conversation # 32715 is the maximum possible amount of methods that can fit into the # ClientHello packet -- in TLS 1.3, there are also other mandatory # extensions n = 32715 conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) n = n - 2 # these are the mandatory methods in the end n = n - len(RSA_SIG_ALL) # number of methods in sig_alg_cert extension sig_algs = list( chain(((i, j) for i in range(10, 224) for j in range(10, (n // 214) + 10)), ((i, 163) for i in range(10, (n % 214) + 10)), [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ])) ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() # OpenSSL sends the list of advertised and it doesn't fit a single # application data node = node.next_sibling.add_child(Close()) conversations["tolerance 32715 methods with sig_alg_cert"] = conversation # Use empty supported algorithm extension conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = OrderedDict() groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, getattr(AlertDescription, fatal_alert))) node = node.add_child(ExpectClose()) conversations["empty list of signature methods"] = \ conversation # Only undefined algorithms conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sigs = [ (HashAlgorithm.sha256, 24), # undefined signature algorithm (24, SignatureAlgorithm.rsa), # undefined hash algorithm (10, 10), # undefined pair (9, 24), # undefined pair (0xff, 0xff) # undefined pair ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sigs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.handshake_failure)) node = node.next_sibling = ExpectClose() conversations["only undefined sigalgs"] = conversation # RSA-PSS is mandatory # More thoroughly tested in scripts/test-tls13-pkcs-signature.py conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sigs = [SignatureScheme.rsa_pkcs1_sha1, SignatureScheme.rsa_pkcs1_sha512] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sigs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.handshake_failure)) node = node.next_sibling = ExpectClose() conversations["only legacy sigalgs"] = conversation # padded extension conversation = Connect(host, port) ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ TLSExtension(extType=ExtensionType.signature_algorithms) \ .create(bytearray(b'\x00\x04' # length of array b'\x08\x04' # rsa_pss_rsae_sha256 b'\x08\x09' # rsa_pss_pss_sha256 b'\x04\x03')) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["padded sigalgs"] = conversation # send properly formatted one byte extension conversation = Connect(host, port) ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ TLSExtension(extType=ExtensionType.signature_algorithms) \ .create(bytearray(b'\x00\x01' # length of array b'\x02')) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["one byte array"] = conversation # send properly formatted three byte extension conversation = Connect(host, port) ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ TLSExtension(extType=ExtensionType.signature_algorithms) \ .create(bytearray(b'\x00\x05' # length of array b'\x08\x04' # rsa_pss_rsae_sha256 b'\x08\x09' # rsa_pss_pss_sha256 b'\x02')) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["three byte array"] = conversation # Fuzz the length of supported extensions for i in range(1, 0x100): conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = OrderedDict() groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create( key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) hello = ClientHelloGenerator(ciphers, extensions=ext) node = node.add_child(fuzz_message(hello, xors={-5: i})) node = node.add_child( ExpectAlert(AlertLevel.fatal, getattr(AlertDescription, fatal_alert))) node = node.add_child(ExpectClose()) conversations["fuzz length inside extension to {0}".format(4^i)] = \ conversation # run the conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] if run_only: if num_limit > len(run_only): num_limit = len(run_only) regular_tests = [(k, v) for k, v in conversations.items() if k in run_only] else: regular_tests = [(k, v) for k, v in conversations.items() if (k != 'sanity') and k not in run_exclude] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: print("{0} ...".format(c_name)) runner = Runner(c_test) res = True exception = None try: runner.run() except Exception as exp: exception = exp print("Error while processing") print(traceback.format_exc()) res = False if c_name in expected_failures: if res: xpass += 1 xpassed.append(c_name) print("XPASS-expected failure but test passed\n") else: if expected_failures[c_name] is not None and \ expected_failures[c_name] not in str(exception): bad += 1 failed.append(c_name) print("Expected error message: {0}\n".format( expected_failures[c_name])) else: xfail += 1 print("OK-expected failure\n") else: if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Signature Algorithms in TLS 1.3") print("Check if valid signature algorithm extensions are accepted and") print("invalid properly rejected by the TLS 1.3 server.\n") print("Server must be configured to support only rsa_pss_rsae_sha512") print("signature algorithm.") print("Test end") print(20 * '=') print("version: {0}".format(version)) print(20 * '=') print("TOTAL: {0}".format(len(sampled_tests) + 2 * len(sanity_tests))) print("SKIP: {0}".format( len(run_exclude.intersection(conversations.keys())))) print("PASS: {0}".format(good)) print("XFAIL: {0}".format(xfail)) print("FAIL: {0}".format(bad)) print("XPASS: {0}".format(xpass)) print(20 * '=') sort = sorted(xpassed, key=natural_sort_keys) if len(sort): print("XPASSED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) sort = sorted(failed, key=natural_sort_keys) if len(sort): print("FAILED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) if bad > 0: sys.exit(1)
def main(): """Test if server supports unsupported curve fallback""" host = "localhost" port = 4433 num_limit = None run_exclude = set() argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:n:", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-n': num_limit = int(arg) elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384, CipherSuite.TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 ] ext = { ExtensionType.renegotiation_info: None, ExtensionType.supported_groups: SupportedGroupsExtension().create([GroupName.secp160k1]) } node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectServerHello( cipher=CipherSuite.TLS_DHE_RSA_WITH_AES_256_GCM_SHA384, extensions={ExtensionType.renegotiation_info: None})) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["check for unsupported curve fallback"] = conversation conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384, CipherSuite.TLS_DHE_RSA_WITH_AES_256_GCM_SHA384, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation # run the conversation good = 0 bad = 0 failed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throught sanity_test = ('sanity', conversations['sanity']) ordered_tests = chain([sanity_test], islice( filter(lambda x: x[0] != 'sanity', conversations.items()), num_limit), [sanity_test]) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True try: runner.run() except: print("Error while processing") print(traceback.format_exc()) res = False if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Test end") print("successful: {0}".format(good)) print("failed: {0}".format(bad)) failed_sorted = sorted(failed, key=natural_sort_keys) print(" {0}".format('\n '.join(repr(i) for i in failed_sorted))) if bad > 0: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() dhe = False argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:n:d", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-n': num_limit = int(arg) elif opt == '-d': dhe = True elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(RSA_SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] else: ext = None ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation # verify that server does not advertise support for heartbeat extension conversation = Connect(host, port) node = conversation ext = {} ext[ExtensionType.heartbeat] = HeartbeatExtension().create( HeartbeatMode.PEER_ALLOWED_TO_SEND) if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(RSA_SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] else: ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = {ExtensionType.renegotiation_info: None} node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["no extension in Server Hello"] = conversation # verify that server rejects heartbeat message conversation = Connect(host, port) node = conversation node = node.add_child(TCPBufferingEnable()) ext = {} ext[ExtensionType.heartbeat] = HeartbeatExtension().create( HeartbeatMode.PEER_ALLOWED_TO_SEND) if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(RSA_SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] else: ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = {ExtensionType.renegotiation_info: None} # this assumes the server supports/negotiatiates TLS 1.2 node = node.add_child(SetRecordVersion((3, 3))) node = node.add_child(HeartbeatGenerator(bytearray(b'test heartbeat'))) node = node.add_child(TCPBufferingDisable()) node = node.add_child(TCPBufferingFlush()) node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ExpectAlert(AlertLevel.fatal, AlertDescription.unexpected_message)) node.add_child(ExpectClose()) conversations["heartbeat in handshake without support in server"] = \ conversation # verify that server rejects heartbleed message conversation = Connect(host, port) node = conversation node = node.add_child(TCPBufferingEnable()) ext = {} ext[ExtensionType.heartbeat] = HeartbeatExtension().create( HeartbeatMode.PEER_ALLOWED_TO_SEND) if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(RSA_SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] else: ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = {ExtensionType.renegotiation_info: None} # this assumes the server supports/negotiatiates TLS 1.2 node = node.add_child(SetRecordVersion((3, 3))) node = node.add_child(fuzz_message( HeartbeatGenerator(bytearray(b'test heartbeat')), substitutions={1: 0, 2: 64})) node = node.add_child(TCPBufferingDisable()) node = node.add_child(TCPBufferingFlush()) node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ExpectAlert(AlertLevel.fatal, AlertDescription.unexpected_message)) node.add_child(ExpectClose()) conversations["heartbleed in handshake without support in server"] = \ conversation # see if post-handshake heartbeat (encrypted) is rejected too conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(RSA_SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] else: ext = None ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(HeartbeatGenerator(bytearray(b'test heartbeat'))) node = node.add_child(ExpectAlert(AlertLevel.fatal, AlertDescription.unexpected_message)) node.add_child(ExpectClose()) conversations["heartbeat after handshake"] = conversation # see if post-handshake heartbleed (encrypted) is rejected too conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(RSA_SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] else: ext = None ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(fuzz_message( HeartbeatGenerator(bytearray(b'test heartbeat')), substitutions={1: 0, 2: 64})) node = node.add_child(ExpectAlert(AlertLevel.fatal, AlertDescription.unexpected_message)) node.add_child(ExpectClose()) conversations["heartbleed after handshake"] = conversation # run the conversation good = 0 bad = 0 failed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] regular_tests = [(k, v) for k, v in conversations.items() if k != 'sanity'] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True try: runner.run() except Exception: print("Error while processing") print(traceback.format_exc()) res = False if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Test to verify that server does not support heartbeat extension\n") print("Also verify that the server will not tolerate heartbeat messages\n") print("version: {0}\n".format(version)) print("Test end") print("successful: {0}".format(good)) print("failed: {0}".format(bad)) failed_sorted = sorted(failed, key=natural_sort_keys) print(" {0}".format('\n '.join(repr(i) for i in failed_sorted))) if bad > 0: sys.exit(1)
def main(): """Test if server supports the RFC 7919 key exchange""" host = "localhost" port = 4433 num_limit = None fatal_alert = "insufficient_security" run_exclude = set() argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:n:", ["help", "alert="]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-n': num_limit = int(arg) elif opt == '--alert': fatal_alert = arg elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA] node = node.add_child( ClientHelloGenerator( ciphers, extensions={ExtensionType.renegotiation_info: None})) node = node.add_child( ExpectServerHello(extensions={ExtensionType.renegotiation_info: None})) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child( ExpectAlert(AlertLevel.warning, AlertDescription.close_notify)) node.next_sibling = ExpectClose() node.add_child(ExpectClose()) conversations["sanity"] = conversation conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] node = node.add_child( ClientHelloGenerator( ciphers, extensions={ExtensionType.renegotiation_info: None})) node = node.add_child( ExpectServerHello(cipher=CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, extensions={ExtensionType.renegotiation_info: None})) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child( ExpectAlert(AlertLevel.warning, AlertDescription.close_notify)) node.next_sibling = ExpectClose() node.add_child(ExpectClose()) conversations["Check if DHE preferred"] = conversation for group in GroupName.allFF: conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA] ext = {ExtensionType.renegotiation_info: None} ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create([group]) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectServerHello( extensions={ExtensionType.renegotiation_info: None})) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange(valid_groups=[group])) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child( ExpectAlert(AlertLevel.warning, AlertDescription.close_notify)) node.next_sibling = ExpectClose() node.add_child(ExpectClose()) conversations["{0} negotiation".format(GroupName.toStr(group))] = \ conversation conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA] ext = {ExtensionType.renegotiation_info: None} ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create([511, group]) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectServerHello( extensions={ExtensionType.renegotiation_info: None})) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange(valid_groups=[group])) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child( ExpectAlert(AlertLevel.warning, AlertDescription.close_notify)) node.next_sibling = ExpectClose() node.add_child(ExpectClose()) conversations["unassigned tolerance, {0} negotiation".format(GroupName.toStr(group))] = \ conversation conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA] ext = {ExtensionType.renegotiation_info: None} ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create([GroupName.secp256r1, group]) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectServerHello( extensions={ExtensionType.renegotiation_info: None})) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange(valid_groups=[group])) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child( ExpectAlert(AlertLevel.warning, AlertDescription.close_notify)) node.next_sibling = ExpectClose() node.add_child(ExpectClose()) conversations["tolerate ECC curve in groups without ECC cipher, " "negotiate {0} ".format(GroupName.toStr(group))] = \ conversation for group2 in GroupName.allFF: if group == group2: continue conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA] ext = {ExtensionType.renegotiation_info: None} ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create([511, group, group2]) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectServerHello( extensions={ExtensionType.renegotiation_info: None})) node = node.add_child(ExpectCertificate()) node = node.add_child( ExpectServerKeyExchange(valid_groups=[group, group2])) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child( ExpectAlert(AlertLevel.warning, AlertDescription.close_notify)) node.next_sibling = ExpectClose() node.add_child(ExpectClose()) conversations["{0} or {1} negotiation".format( GroupName.toStr(group), GroupName.toStr(group2))] = conversation conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] ext = {ExtensionType.renegotiation_info: None} ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create([511]) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectServerHello(cipher=CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, extensions={ExtensionType.renegotiation_info: None})) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child( ExpectAlert(AlertLevel.warning, AlertDescription.close_notify)) node.next_sibling = ExpectClose() node.add_child(ExpectClose()) conversations["fallback to non-ffdhe"] = conversation conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] ext = {ExtensionType.renegotiation_info: None} ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create([GroupName.secp256r1, 511]) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectServerHello(cipher=CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, extensions={ExtensionType.renegotiation_info: None})) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child( ExpectAlert(AlertLevel.warning, AlertDescription.close_notify)) node.next_sibling = ExpectClose() node.add_child(ExpectClose()) conversations[ "fallback to non-ffdhe with secp256r1 advertised"] = conversation # first paragraph of section 4 in RFC 7919 conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_NULL_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] ext = {ExtensionType.renegotiation_info: None} ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create([511]) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, getattr(AlertDescription, fatal_alert))) node.add_child(ExpectClose()) conversations["no overlap between groups"] = conversation good = 0 bad = 0 failed = [] num_limit = num_limit or len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] regular_tests = [(k, v) for k, v in conversations.items() if k != 'sanity'] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True try: runner.run() except Exception: print("Error while processing") print(traceback.format_exc()) res = False if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Test end") print("successful: {0}".format(good)) print("failed: {0}".format(bad)) failed_sorted = sorted(failed, key=natural_sort_keys) print(" {0}".format('\n '.join(repr(i) for i in failed_sorted))) if bad > 0: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() expected_failures = {} last_exp_tmp = None dhe = False splitting = None argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:x:X:n:d", ["help", "1/n-1", "0/n"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-x': expected_failures[arg] = None last_exp_tmp = str(arg) elif opt == '-X': if not last_exp_tmp: raise ValueError("-x has to be specified before -X") expected_failures[last_exp_tmp] = str(arg) elif opt == '-n': num_limit = int(arg) elif opt == '-d': dhe = True elif opt == '--1/n-1': splitting = 1 elif opt == '--0/n': splitting = 0 elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) if splitting is not None: node = node.add_child(ExpectApplicationData(size=splitting)) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation # skip Client Hello conversation = Connect(host, port) node = conversation if dhe: node = node.add_child( ClientKeyExchangeGenerator( cipher=CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, version=(3, 3), dh_Yc=2**2047 - 1)) else: node = node.add_child( ClientKeyExchangeGenerator( cipher=CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, version=(3, 3), encrypted_premaster=bytearray(b'\xff' * 256))) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.unexpected_message)) node = node.add_child(ExpectClose()) conversations["skip Client Hello"] = conversation # skip client key exchange conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.unexpected_message)) node = node.add_child(ExpectClose()) conversations["skip Client Key Exchange"] = conversation # skip Change Cipher Spec conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.unexpected_message)) node = node.add_child(ExpectClose()) conversations["skip Change Cipher Spec"] = conversation # skip Finished conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.unexpected_message)) node = node.add_child(ExpectClose()) conversations["skip Finished"] = conversation # run the conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] if run_only: if num_limit > len(run_only): num_limit = len(run_only) regular_tests = [(k, v) for k, v in conversations.items() if k in run_only] else: regular_tests = [(k, v) for k, v in conversations.items() if (k != 'sanity') and k not in run_exclude] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True exception = None try: runner.run() except Exception as exp: exception = exp print("Error while processing") print(traceback.format_exc()) res = False if c_name in expected_failures: if res: xpass += 1 xpassed.append(c_name) print("XPASS-expected failure but test passed\n") else: if expected_failures[c_name] is not None and \ expected_failures[c_name] not in str(exception): bad += 1 failed.append(c_name) print("Expected error message: {0}\n".format( expected_failures[c_name])) else: xfail += 1 print("OK-expected failure\n") else: if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Script to verify if client skipping messages will cause connection") print("failure. This will effectively test for CVE-2014-0224.\n") print("Test end") print(20 * '=') print("version: {0}".format(version)) print(20 * '=') print("TOTAL: {0}".format(len(sampled_tests) + 2 * len(sanity_tests))) print("SKIP: {0}".format( len(run_exclude.intersection(conversations.keys())))) print("PASS: {0}".format(good)) print("XFAIL: {0}".format(xfail)) print("FAIL: {0}".format(bad)) print("XPASS: {0}".format(xpass)) print(20 * '=') sort = sorted(xpassed, key=natural_sort_keys) if len(sort): print("XPASSED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) sort = sorted(failed, key=natural_sort_keys) if len(sort): print("FAILED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) if bad > 0: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() expected_failures = {} last_exp_tmp = None ext_exclude = set() cookie = False argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:x:X:n:", ["help", "cookie", "exc="]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-x': expected_failures[arg] = None last_exp_tmp = str(arg) elif opt == '-X': if not last_exp_tmp: raise ValueError("-x has to be specified before -X") expected_failures[last_exp_tmp] = str(arg) elif opt == '-n': num_limit = int(arg) elif opt == '--exc': ext_exclude.add(int(arg)) elif opt == '--cookie': cookie = True elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {} groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = OrderedDict() groups = [GroupName.secp256r1] key_shares = [] ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) hrr_ext = OrderedDict() if cookie: hrr_ext[ExtensionType.cookie] = None hrr_ext[ExtensionType.key_share] = None hrr_ext[ExtensionType.supported_versions] = None node = node.add_child(ExpectHelloRetryRequest(extensions=hrr_ext)) node = node.add_child(ExpectChangeCipherSpec()) # Reverse extensions rev_ext = OrderedDict() rev_ext.update(reversed(ext.items())) groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) rev_ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) if cookie: rev_ext[ExtensionType.cookie] = ch_cookie_handler node = node.add_child(ClientHelloGenerator(ciphers, extensions=rev_ext)) node = node.add_child(ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node.add_child(ExpectClose()) conversations["HRR reversed order of known extensions"] = conversation unassigned_ext_id = list(range(52, 65279)) # Exclude extensions from a list of unassigned ones unassigned_ext_id = [ext for ext in unassigned_ext_id if ext not in ext_exclude] chunk_size = 4096 for ext_chunk in (unassigned_ext_id[j:j + chunk_size] for j in range(0, len(unassigned_ext_id), chunk_size)): conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = OrderedDict() groups = [GroupName.secp256r1] key_shares = [] ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) for ext_id in ext_chunk: ext[ext_id] = AutoEmptyExtension() node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) hrr_ext = OrderedDict() if cookie: hrr_ext[ExtensionType.cookie] = None hrr_ext[ExtensionType.key_share] = None hrr_ext[ExtensionType.supported_versions] = None node = node.add_child(ExpectHelloRetryRequest(extensions=hrr_ext)) node = node.add_child(ExpectChangeCipherSpec()) # Reverse extensions rev_ext = OrderedDict() rev_ext.update(reversed(ext.items())) groups = [GroupName.secp256r1] key_shares = [] for group in groups: key_shares.append(key_share_gen(group)) rev_ext[ExtensionType.key_share] = ClientKeyShareExtension().create(key_shares) if cookie: rev_ext[ExtensionType.cookie] = ch_cookie_handler node = node.add_child(ClientHelloGenerator(ciphers, extensions=rev_ext)) node = node.add_child(ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node.add_child(ExpectClose()) conversations["HRR reversed order of unassigned extensions, ext_ids in range from {0} to {1}".format( ext_chunk[0], ext_chunk[-1])] = conversation # run the conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] regular_tests = [(k, v) for k, v in conversations.items() if k != 'sanity'] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True exception = None try: runner.run() except Exception as exp: exception = exp print("Error while processing") print(traceback.format_exc()) res = False if c_name in expected_failures: if res: xpass += 1 xpassed.append(c_name) print("XPASS: expected failure but test passed\n") else: if expected_failures[c_name] is not None and \ expected_failures[c_name] not in str(exception): bad += 1 failed.append(c_name) print("Expected error message: {0}\n" .format(expected_failures[c_name])) else: xfail += 1 print("OK-expected failure\n") else: if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("TLS 1.3 communication with shuffled extensions in CH messages.") print("Verify that server reject second CH message,") print("when the order of extensions in first and second CH is different.") print("Also unassigned extensions are used.\n") print("version: {0}\n".format(version)) print("Test end") print(20 * '=') print("TOTAL: {0}".format(len(sampled_tests) + 2*len(sanity_tests))) print("SKIP: {0}".format(len(run_exclude.intersection(conversations.keys())))) print("PASS: {0}".format(good)) print("XFAIL: {0}".format(xfail)) print("FAIL: {0}".format(bad)) print("XPASS: {0}".format(xpass)) print(20 * '=') sort = sorted(xpassed ,key=natural_sort_keys) if len(sort): print("XPASSED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) sort = sorted(failed, key=natural_sort_keys) if len(sort): print("FAILED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) if bad > 0: sys.exit(1)
def test_write_empty(self): ext = SupportedGroupsExtension() self.assertEqual(bytearray(b'\x00\x0A\x00\x00'), ext.write())
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() dhe = False argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:n:d", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-n': num_limit = int(arg) elif opt == '-d': dhe = True elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create( [SignatureScheme.rsa_pkcs1_sha256, SignatureScheme.rsa_pss_rsae_sha256]) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation conversation = Connect(host, port) node = conversation ext = { ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]) } if dhe: add_dhe_extensions(ext) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]) } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["only http/1.1"] = conversation conversation = Connect(host, port) node = conversation ext = {ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.')])} if dhe: add_dhe_extensions(ext) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.no_application_protocol)) node.add_child(ExpectClose()) conversations["only http/1."] = conversation conversation = Connect(host, port) node = conversation ext = { ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.X')]) } if dhe: add_dhe_extensions(ext) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.no_application_protocol)) node.add_child(ExpectClose()) conversations["only http/1.X"] = conversation conversation = Connect(host, port) node = conversation ext = { ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.'), bytearray(b'http/1.1')]) } if dhe: add_dhe_extensions(ext) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]) } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["http/1. and http/1.1"] = conversation conversation = Connect(host, port) node = conversation ext = {ExtensionType.alpn: ALPNExtension().create([bytearray(b'')])} if dhe: add_dhe_extensions(ext) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node.add_child(ExpectClose()) conversations["empty element"] = conversation conversation = Connect(host, port) node = conversation ext = {ExtensionType.alpn: ALPNExtension().create([])} if dhe: add_dhe_extensions(ext) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node.add_child(ExpectClose()) conversations["empty list"] = conversation conversation = Connect(host, port) node = conversation ext = { ExtensionType.alpn: TLSExtension(extType=ExtensionType.alpn).create(bytearray()) } if dhe: add_dhe_extensions(ext) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node.add_child(ExpectClose()) conversations["empty extension"] = conversation # underflow length of "protocol_name_list" test conversation = Connect(host, port) node = conversation # the ALPN extension needs to be the last one for fuzz_message to work # correctly ext = OrderedDict() if dhe: add_dhe_extensions(ext) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext[ExtensionType.alpn] = ALPNExtension().create( [bytearray(b'http/1.1'), bytearray(b'http/2')]) msg = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) # -17 is position of second byte in 2 byte long length of "protocol_name_list" # setting it to value of 9 (bytes) will hide the second item in the "protocol_name_list" node = node.add_child(fuzz_message(msg, substitutions={-17: 9})) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["underflow length of protocol_name_list"] = conversation # overflow length of "protocol_name_list" test conversation = Connect(host, port) node = conversation # the ALPN extension needs to be the last one for fuzz_message to work # correctly ext = OrderedDict() if dhe: add_dhe_extensions(ext) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext[ExtensionType.alpn] = ALPNExtension().create( [bytearray(b'http/1.1'), bytearray(b'http/2')]) msg = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) # -17 is position of second byte in 2 byte long length of "protocol_name_list" # setting it to value of 18 (bytes) will raise the length value for 2 more bytes node = node.add_child(fuzz_message(msg, substitutions={-17: 18})) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["overflow length of protocol_name_list"] = conversation # overflow length of last item in "protocol_name_list" test conversation = Connect(host, port) node = conversation # the ALPN extension needs to be the last one for fuzz_message to work # correctly ext = OrderedDict() if dhe: add_dhe_extensions(ext) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext[ExtensionType.alpn] = ALPNExtension().create( [bytearray(b'http/1.1'), bytearray(b'http/2')]) msg = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) # -7 is position of a length (1 byte long) for the last item in "protocol_name_list" # setting it to value of 8 (bytes) will raise the length value for 2 more bytes node = node.add_child(fuzz_message(msg, substitutions={-7: 8})) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["overflow length of last item"] = conversation # renegotiation with protocol change conversation = Connect(host, port) node = conversation ext = { ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]), ExtensionType.renegotiation_info: None } if dhe: add_dhe_extensions(ext) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] else: ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]) } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) # 2nd handshake node = node.add_child(ResetHandshakeHashes()) ext = { ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/2')]), ExtensionType.renegotiation_info: None } if dhe: add_dhe_extensions(ext) node = node.add_child( ClientHelloGenerator(ciphers, session_id=bytearray(0), extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/2')]) } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["renegotiation with protocol change"] = conversation # renegotiation without protocol change conversation = Connect(host, port) node = conversation ext = { ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]), ExtensionType.renegotiation_info: None } if dhe: add_dhe_extensions(ext) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] else: ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]) } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) # 2nd handshake node = node.add_child(ResetHandshakeHashes()) ext = { ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]), ExtensionType.renegotiation_info: None } if dhe: add_dhe_extensions(ext) node = node.add_child( ClientHelloGenerator(ciphers, session_id=bytearray(0), extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]) } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["renegotiation without protocol change"] = conversation # renegotiation 2nd handshake alpn conversation = Connect(host, port) node = conversation ext = {ExtensionType.renegotiation_info: None} if dhe: add_dhe_extensions(ext) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] else: ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = {ExtensionType.renegotiation_info: None} node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) # 2nd handshake node = node.add_child(ResetHandshakeHashes()) ext = { ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]), ExtensionType.renegotiation_info: None } if dhe: add_dhe_extensions(ext) node = node.add_child( ClientHelloGenerator(ciphers, session_id=bytearray(0), extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]) } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["renegotiation 2nd handshake alpn"] = conversation # resumption without alpn change conversation = Connect(host, port) node = conversation ext = { ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]), ExtensionType.renegotiation_info: None } if dhe: add_dhe_extensions(ext) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] else: ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]) } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) close = ExpectClose() node.next_sibling = close node = node.add_child(ExpectClose()) node = node.add_child(Close()) node = node.add_child(Connect(host, port)) close.add_child(node) node = node.add_child(ResetHandshakeHashes()) node = node.add_child(ResetRenegotiationInfo()) ext = { ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]), ExtensionType.renegotiation_info: None } if dhe: add_dhe_extensions(ext) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]) } node = node.add_child(ExpectServerHello(extensions=ext, resume=True)) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() node = node.add_child(ExpectClose()) conversations["resumption without alpn change"] = conversation # resumption with alpn change conversation = Connect(host, port) node = conversation ext = { ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]), ExtensionType.renegotiation_info: None } if dhe: add_dhe_extensions(ext) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] else: ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]) } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) close = ExpectClose() node.next_sibling = close node = node.add_child(ExpectClose()) node = node.add_child(Close()) node = node.add_child(Connect(host, port)) close.add_child(node) node = node.add_child(ResetHandshakeHashes()) node = node.add_child(ResetRenegotiationInfo()) ext = { ExtensionType.alpn: ALPNExtension().create([bytearray(b'h2')]), ExtensionType.renegotiation_info: None } if dhe: add_dhe_extensions(ext) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.alpn: ALPNExtension().create([bytearray(b'h2')]) } node = node.add_child(ExpectServerHello(extensions=ext, resume=True)) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() node = node.add_child(ExpectClose()) conversations["resumption with alpn change"] = conversation # resumption with alpn conversation = Connect(host, port) node = conversation ext = {ExtensionType.renegotiation_info: None} if dhe: add_dhe_extensions(ext) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] else: ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = {ExtensionType.renegotiation_info: None} node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) close = ExpectClose() node.next_sibling = close node = node.add_child(ExpectClose()) node = node.add_child(Close()) node = node.add_child(Connect(host, port)) close.add_child(node) node = node.add_child(ResetHandshakeHashes()) node = node.add_child(ResetRenegotiationInfo()) ext = { ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]), ExtensionType.renegotiation_info: None } if dhe: add_dhe_extensions(ext) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]) } node = node.add_child(ExpectServerHello(extensions=ext, resume=True)) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() node = node.add_child(ExpectClose()) conversations["resumption with alpn"] = conversation # 16269 byte long array and 255 byte long items test # Client Hello longer than 2^14 bytes conversation = Connect(host, port) node = conversation proto = bytearray(b"A" * 255) lista = [] lista.append(proto) # 63 items 255 bytes long + 1 item 195 bytes long + 1 item 8 byte long (http/1.1) for p in range(1, 63): lista.append(proto) if dhe: # (in DHE we send more extensions and longer cipher suite list, so the # extension has to be shorter) # 145 + 1 byte to reproduce the issue lista.append(bytearray(b'B' * 146)) else: # 195 + 1 byte to reproduce the issue lista.append(bytearray(b'B' * 196)) lista.append(bytearray(b'http/1.1')) ext = {ExtensionType.alpn: ALPNExtension().create(lista)} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create( [SignatureScheme.rsa_pkcs1_sha256, SignatureScheme.rsa_pss_rsae_sha256]) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) ext = { ExtensionType.renegotiation_info: None, ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]) } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["16269 byte long array"] = conversation # run the conversation good = 0 bad = 0 failed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] regular_tests = [(k, v) for k, v in conversations.items() if k != 'sanity'] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True try: runner.run() except Exception: print("Error while processing") print(traceback.format_exc()) res = False if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("ALPN extension tests") print("Verify that the ALPN extenion is supported in the server and has") print("correct error handling.") print("version: {0}\n".format(version)) print("Test end") print("successful: {0}".format(good)) print("failed: {0}".format(bad)) failed_sorted = sorted(failed, key=natural_sort_keys) print(" {0}".format('\n '.join(repr(i) for i in failed_sorted))) if bad > 0: sys.exit(1)
def main(): """Test if server provides unique ECDHE_RSA key shares.""" host = "localhost" port = 4433 num_limit = None run_exclude = set() repeats = 32 argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:n:", ["help", "repeat="]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-n': num_limit = int(arg) elif opt == '--help': help_msg() sys.exit(0) elif opt == '--repeat': repeats = int(arg) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None collected_randoms = [] collected_key_shares = [] collected_session_ids = [] variables_check = \ {'ServerHello.random': collected_randoms, 'ServerKeyExchange.key_share': collected_key_shares, 'ServerHello.session_id': collected_session_ids} groups = [GroupName.x25519, GroupName.x448, GroupName.secp256r1, GroupName.secp384r1, GroupName.secp521r1] conversations = {} conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA] groups_ext = SupportedGroupsExtension().create(groups) points_ext = ECPointFormatsExtension().create([ECPointFormat.uncompressed]) exts = {ExtensionType.renegotiation_info: None, ExtensionType.supported_groups: groups_ext, ExtensionType.ec_point_formats: points_ext} node = node.add_child(ClientHelloGenerator(ciphers, extensions=exts)) exts = {ExtensionType.renegotiation_info:None, ExtensionType.ec_point_formats: None} node = node.add_child(ExpectServerHello(extensions=exts)) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(CopyVariables(variables_check)) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation for prot in [(3, 0), (3, 1), (3, 2), (3, 3)]: for ssl2 in [True, False]: for group in groups: # with SSLv2 compatible or with SSLv3 we can't advertise # curves so do just one check if (ssl2 or prot == (3, 0)) and group != groups[0]: continue conversation = Connect(host, port, version=(0, 2) if ssl2 else (3, 0)) node = conversation ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] if ssl2 or prot == (3, 0): exts = None else: groups_ext = SupportedGroupsExtension().create([group]) exts = {ExtensionType.supported_groups: groups_ext, ExtensionType.ec_point_formats: points_ext} node = node.add_child(ClientHelloGenerator(ciphers, version=prot, extensions=exts, ssl2=ssl2)) if prot > (3, 0): if ssl2: ext = {ExtensionType.renegotiation_info: None} else: ext = {ExtensionType.renegotiation_info: None, ExtensionType.ec_point_formats: None} else: ext = None node = node.add_child(ExpectServerHello(extensions=ext, version=prot)) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(CopyVariables(variables_check)) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) if prot < (3, 2): # 1/n-1 record splitting node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["Protocol {0}{1}{2}".format( prot, "" if ssl2 or prot < (3, 1) else " with {0} group".format(GroupName.toStr(group)), " in SSLv2 compatible ClientHello" if ssl2 else "")] = \ conversation # run the conversation good = 0 bad = 0 failed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throught sanity_test = ('sanity', conversations['sanity']) ordered_tests = chain([sanity_test], islice(filter(lambda x: x[0] != 'sanity', conversations.items()), num_limit), [sanity_test]) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue for i in range(repeats): print("\"{1}\" repeat {0}...".format(i, c_name)) runner = Runner(c_test) res = True try: runner.run() except Exception: print("Error while processing") print(traceback.format_exc()) res = False if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) failed_tests = uniqueness_check(variables_check, good + bad) if failed_tests: print("\n".join(failed_tests)) else: print("\n".join("{0} values: OK".format(i) for i in variables_check)) print('') print("Check if the server provided random values are unique") print("Checks random and session_id from Server Hello and ECDHE key share") print("Note: not supporting ECDHE in SSLv3 or with SSLv2 Client Hello is") print("valid behaviour, as the client can't advertise groups it supports") print("there.") print("version: {0}\n".format(version)) print("Test end") print("successful: {0}".format(good)) print("failed: {0}".format(bad + len(failed_tests))) failed_sorted = sorted(failed, key=natural_sort_keys) print(" {0}".format('\n '.join(repr(i) for i in failed_sorted))) if bad > 0 or failed_tests: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = 100 run_exclude = set() expected_failures = {} last_exp_tmp = None dhe = False argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:x:X:n:d", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-x': expected_failures[arg] = None last_exp_tmp = str(arg) elif opt == '-X': if not last_exp_tmp: raise ValueError("-x has to be specified before -X") expected_failures[last_exp_tmp] = str(arg) elif opt == '-n': num_limit = int(arg) elif opt == '-d': dhe = True elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation ext = {} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM, CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CCM, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM, CipherSuite.TLS_DHE_RSA_WITH_AES_256_CCM, CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8, CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM_8, CipherSuite.TLS_DHE_RSA_WITH_AES_256_CCM_8, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CCM, CipherSuite.TLS_RSA_WITH_AES_256_CCM, CipherSuite.TLS_RSA_WITH_AES_128_CCM_8, CipherSuite.TLS_RSA_WITH_AES_256_CCM_8, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation # reject ciphers in TLS1.1 conversation = Connect(host, port) node = conversation ext = {} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM, CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CCM, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM, CipherSuite.TLS_DHE_RSA_WITH_AES_256_CCM, CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8, CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM_8, CipherSuite.TLS_DHE_RSA_WITH_AES_256_CCM_8, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CCM, CipherSuite.TLS_RSA_WITH_AES_256_CCM, CipherSuite.TLS_RSA_WITH_AES_128_CCM_8, CipherSuite.TLS_RSA_WITH_AES_256_CCM_8, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 2))) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.handshake_failure)) node.add_child(ExpectClose()) conversations["AES-CCM in TLS1.1"] = conversation # empty application data message acceptance node = conversation ext = {} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CCM, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ApplicationDataGenerator(bytearray())) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child( ExpectAlert(AlertLevel.warning, AlertDescription.close_notify)) node.next_sibling = ExpectClose() conversations["empty app data"] = conversation # empty application data message acceptance with _8 ciphers node = conversation ext = {} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM_8, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CCM_8, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ApplicationDataGenerator(bytearray())) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child( ExpectAlert(AlertLevel.warning, AlertDescription.close_notify)) node.next_sibling = ExpectClose() conversations["empty app data with _8 ciphers"] = conversation # 1/n-1 message splitting conversation = Connect(host, port) node = conversation ext = {} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CCM, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child(ApplicationDataGenerator(bytearray(b"G"))) node = node.add_child( ApplicationDataGenerator(bytearray(b"ET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child( ExpectAlert(AlertLevel.warning, AlertDescription.close_notify)) node.next_sibling = ExpectClose() conversations["1/n-1 record splitting"] = conversation # plaintext just under the maximum permissible conversation = Connect(host, port) node = conversation node = node.add_child(SetMaxRecordSize(2**16 - 1)) ext = {} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CCM, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) data = bytearray(b"GET / HTTP/1.0\r\n" + b"X-test: " + b"A" * (2**14 - 28) + b"\r\n\r\n") assert len(data) == 2**14 node = node.add_child(ApplicationDataGenerator(data)) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) # allow for multiple application data records in response node = node.add_child(ExpectApplicationData()) loop = node node = node.add_child( ExpectAlert(AlertLevel.warning, AlertDescription.close_notify)) loop.next_sibling = node node.next_sibling = ExpectClose() conversations["max size plaintext"] = conversation # plaintext over the maximum permissible conversation = Connect(host, port) node = conversation node = node.add_child(SetMaxRecordSize(2**16 - 1)) ext = {} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM_8, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CCM_8, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) data = bytearray(b"GET / HTTP/1.0\r\n" + b"X-test: " + b"A" * (2**14 - 28) + b"\r\n\r\n") assert len(data) == 2**14 node = node.add_child(ApplicationDataGenerator(data)) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) # allow for multiple application data records in response node = node.add_child(ExpectApplicationData()) loop = node node = node.add_child( ExpectAlert(AlertLevel.warning, AlertDescription.close_notify)) loop.next_sibling = node node.next_sibling = ExpectClose() conversations["max size plaintext with _8 ciphers"] = conversation conversation = Connect(host, port) node = conversation node = node.add_child(SetMaxRecordSize(2**16 - 1)) ext = {} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CCM, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) data = bytearray(b"GET / HTTP/1.0\r\n" + b"X-test: " + b"A" * (2**14 - 28 + 1) + b"\r\n\r\n") assert len(data) == 2**14 + 1 node = node.add_child(ApplicationDataGenerator(data)) node = node.add_child( ExpectAlert(AlertLevel.fatal, [ AlertDescription.decompression_failure, AlertDescription.record_overflow ])) node.add_child(ExpectClose()) conversations["too big plaintext"] = conversation conversation = Connect(host, port) node = conversation node = node.add_child(SetMaxRecordSize(2**16 - 1)) ext = {} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM_8, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CCM_8, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) data = bytearray(b"GET / HTTP/1.0\r\n" + b"X-test: " + b"A" * (2**14 - 28 + 1) + b"\r\n\r\n") assert len(data) == 2**14 + 1 node = node.add_child(ApplicationDataGenerator(data)) node = node.add_child( ExpectAlert(AlertLevel.fatal, [ AlertDescription.decompression_failure, AlertDescription.record_overflow ])) node.add_child(ExpectClose()) conversations["too big plaintext with _8 ciphers"] = conversation conversation = Connect(host, port) node = conversation node = node.add_child(SetMaxRecordSize(2**16 - 1)) ext = {} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CCM, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) data = bytearray(b"GET / HTTP/1.0\r\n" + b"X-test: " + b"A" * (2**14 + 1024 - 28) + b"\r\n\r\n") assert len(data) == 2**14 + 1024 node = node.add_child(ApplicationDataGenerator(data)) node = node.add_child( ExpectAlert(AlertLevel.fatal, [ AlertDescription.decompression_failure, AlertDescription.record_overflow ])) node.add_child(ExpectClose()) conversations["too big plaintext - max compress"] = conversation conversation = Connect(host, port) node = conversation node = node.add_child(SetMaxRecordSize(2**16 - 1)) ext = {} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM_8, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CCM_8, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) data = bytearray(b"GET / HTTP/1.0\r\n" + b"X-test: " + b"A" * (2**14 + 1024 - 28) + b"\r\n\r\n") assert len(data) == 2**14 + 1024 node = node.add_child(ApplicationDataGenerator(data)) node = node.add_child( ExpectAlert(AlertLevel.fatal, [ AlertDescription.decompression_failure, AlertDescription.record_overflow ])) node.add_child(ExpectClose()) conversations[ "too big plaintext - max compress with _8 ciphers"] = conversation conversation = Connect(host, port) node = conversation node = node.add_child(SetMaxRecordSize(2**16 - 1)) ext = {} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CCM, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) data = bytearray(b"GET / HTTP/1.0\r\n" + b"X-test: " + b"A" * (2**14 + 1024 - 28 + 1) + b"\r\n\r\n") assert len(data) == 2**14 + 1024 + 1 node = node.add_child(ApplicationDataGenerator(data)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.record_overflow)) node.add_child(ExpectClose()) conversations["too big plaintext - above TLSCompressed max"] = conversation conversation = Connect(host, port) node = conversation node = node.add_child(SetMaxRecordSize(2**16 - 1)) ext = {} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM_8, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CCM_8, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) data = bytearray(b"GET / HTTP/1.0\r\n" + b"X-test: " + b"A" * (2**14 + 1024 - 28 + 1) + b"\r\n\r\n") assert len(data) == 2**14 + 1024 + 1 node = node.add_child(ApplicationDataGenerator(data)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.record_overflow)) node.add_child(ExpectClose()) conversations[ "too big plaintext - above TLSCompressed max with _8 ciphers"] = conversation # fuzz the tag (last 16 bytes or last 8 bytes in case of _8 ciphers) for n in [17, 9]: for val in [0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80]: for pos in range(-1, -n, -1): conversation = Connect(host, port) node = conversation ext = {} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) if n == 17: ciphers = [ CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM, CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM ] else: ciphers = [ CipherSuite.TLS_DHE_RSA_WITH_AES_256_CCM_8, CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8 ] else: ext = None if n == 17: ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CCM] else: ciphers = [CipherSuite.TLS_RSA_WITH_AES_256_CCM_8] node = node.add_child( ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) msg = ApplicationDataGenerator( bytearray(b"GET / HTTP/1.0\r\n\r\n")) node = node.add_child( fuzz_encrypted_message(msg, xors={pos: val})) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.bad_record_mac)) node.add_child(ExpectClose()) conversations["fuzz tag with {0} on pos {1} - using cipher with {2} byte tag".format(val, pos, n-1)] \ = conversation # too small message handling for val in range(16): conversation = Connect(host, port) node = conversation ext = {} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CCM, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) # any byte value will do, a1 chosen at random msg = PlaintextMessageGenerator(ContentType.application_data, bytearray([0xa1] * val)) node = node.add_child(msg) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.bad_record_mac)) node.add_child(ExpectClose()) conversations["{0} bytes long ciphertext".format(val)] \ = conversation # too small message handling against _8 ciphers for val in range(8): conversation = Connect(host, port) node = conversation ext = {} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM_8, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CCM_8, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) # any byte value will do, a1 chosen at random msg = PlaintextMessageGenerator(ContentType.application_data, bytearray([0xa1] * val)) node = node.add_child(msg) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.bad_record_mac)) node.add_child(ExpectClose()) conversations["{0} bytes long ciphertext against _8 ciphers".format(val)] \ = conversation # run the conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] if run_only: if num_limit > len(run_only): num_limit = len(run_only) regular_tests = [(k, v) for k, v in conversations.items() if k in run_only] else: regular_tests = [(k, v) for k, v in conversations.items() if (k != 'sanity') and k not in run_exclude] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True exception = None try: runner.run() except Exception as exp: exception = exp print("Error while processing") print(traceback.format_exc()) res = False if c_name in expected_failures: if res: xpass += 1 xpassed.append(c_name) print("XPASS-expected failure but test passed\n") else: if expected_failures[c_name] is not None and \ expected_failures[c_name] not in str(exception): bad += 1 failed.append(c_name) print("Expected error message: {0}\n".format( expected_failures[c_name])) else: xfail += 1 print("OK-expected failure\n") else: if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("This script runs fuzzing tests against TLS1.2 AES-CCM ciphers") print("Test end") print(20 * '=') print("version: {0}".format(version)) print(20 * '=') print("TOTAL: {0}".format(len(sampled_tests) + 2 * len(sanity_tests))) print("SKIP: {0}".format( len(run_exclude.intersection(conversations.keys())))) print("PASS: {0}".format(good)) print("XFAIL: {0}".format(xfail)) print("FAIL: {0}".format(bad)) print("XPASS: {0}".format(xpass)) print(20 * '=') sort = sorted(xpassed, key=natural_sort_keys) if len(sort): print("XPASSED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) sort = sorted(failed, key=natural_sort_keys) if len(sort): print("FAILED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) if bad > 0: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() expected_failures = {} last_exp_tmp = None dhe = False sigalgs = [ SignatureScheme.rsa_pkcs1_sha256, SignatureScheme.rsa_pkcs1_sha384, SignatureScheme.rsa_pkcs1_sha512, SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_rsae_sha384, SignatureScheme.rsa_pss_rsae_sha512, SignatureScheme.rsa_pss_pss_sha256, SignatureScheme.rsa_pss_pss_sha384, SignatureScheme.rsa_pss_pss_sha512 ] argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:n:x:X:d", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-n': num_limit = int(arg) elif opt == '-x': expected_failures[arg] = None last_exp_tmp = str(arg) elif opt == '-X': if not last_exp_tmp: raise ValueError("-x has to be specified before -X") expected_failures[last_exp_tmp] = str(arg) elif opt == '-d': dhe = True elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation if dhe: ext = {} groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sigalgs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(sigalgs) ciphers = [ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] else: ext = None ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation # client hello max size conversation = Connect(host, port) node = conversation proto = bytearray(b"A" * 255) lista = [] lista.append(proto) for p in range(1, 255): lista.append(proto) # max size with if dhe: lista.append(bytearray(b'B' * 181)) else: lista.append(bytearray(b'B' * 239)) lista.append(bytearray(b'http/1.1')) # cipher suites array length 2^16-2, ciphers are two bytes # max number of ciphers can be 32767 ciphers = [] # adding ciphers from unassigned ranges # 0x00,0x5D-5F Unassigned (93-95) for c in range(93, 96): ciphers.append(c) # 0x00,0x6E-83 Unassigned (110-131) for c in range(110, 132): ciphers.append(c) # 0x00,0xC6-FE Unassigned (198-254) for c in range(198, 255): ciphers.append(c) # 0x01-55,* Unassigned (255-22015) for c in range(255, 22016): ciphers.append(c) # 0x56,0x01-0xC0,0x00 Unassigned (22017-49152) # adding 10921 ciphers, from unassigned range above if dhe: # with DHE we send two valid ciphers, not one for c in range(22017, 32939 - 1): ciphers.append(c) else: for c in range(22017, 32939): ciphers.append(c) # adding ciphers we actually want to use if dhe: ciphers.append(CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA) ciphers.append(CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA) else: ciphers.append(CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA) ciphers.append(CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV) # cipher suites array filled with 32767 2bytes values ext = {ExtensionType.alpn: ALPNExtension().create(lista)} if dhe: groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sigalgs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(sigalgs) # adding session_id, compression methonds node = node.add_child( ClientHelloGenerator(ciphers, session_id=bytearray(32), extensions=ext, compression=range(0, 255))) ext = { ExtensionType.renegotiation_info: None, ExtensionType.alpn: ALPNExtension().create([bytearray(b'http/1.1')]) } node = node.add_child(ExpectServerHello(extensions=ext)) node = node.add_child(ExpectCertificate()) if dhe: node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["max client hello"] = conversation # run the conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] if run_only: if num_limit > len(run_only): num_limit = len(run_only) regular_tests = [(k, v) for k, v in conversations.items() if k in run_only] else: regular_tests = [(k, v) for k, v in conversations.items() if (k != 'sanity') and k not in run_exclude] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True exception = None try: runner.run() except Exception as exp: exception = exp print("Error while processing") print(traceback.format_exc()) res = False if c_name in expected_failures: if res: xpass += 1 xpassed.append(c_name) print("XPASS-expected failure but test passed\n") else: if expected_failures[c_name] is not None and \ expected_failures[c_name] not in str(exception): bad += 1 failed.append(c_name) print("Expected error message: {0}\n".format( expected_failures[c_name])) else: xfail += 1 print("OK-expected failure\n") else: if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Check if server will accept Client Hello message of maximum valid") print("size\n") print("Test end") print(20 * '=') print("version: {0}".format(version)) print(20 * '=') print("TOTAL: {0}".format(len(sampled_tests) + 2 * len(sanity_tests))) print("SKIP: {0}".format( len(run_exclude.intersection(conversations.keys())))) print("PASS: {0}".format(good)) print("XFAIL: {0}".format(xfail)) print("FAIL: {0}".format(bad)) print("XPASS: {0}".format(xpass)) print(20 * '=') sort = sorted(xpassed, key=natural_sort_keys) if len(sort): print("XPASSED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) sort = sorted(failed, key=natural_sort_keys) if len(sort): print("FAILED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) if bad or xpass: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() expected_failures = {} last_exp_tmp = None argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:x:X:n:", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-x': expected_failures[arg] = None last_exp_tmp = str(arg) elif opt == '-X': if not last_exp_tmp: raise ValueError("-x has to be specified before -X") expected_failures[last_exp_tmp] = str(arg) elif opt == '-n': num_limit = int(arg) elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(host, port) node = conversation ext = {} sigalgs = [(HashAlgorithm.sha1, SignatureAlgorithm.ecdsa), (HashAlgorithm.sha224, SignatureAlgorithm.ecdsa), (HashAlgorithm.sha256, SignatureAlgorithm.ecdsa), (HashAlgorithm.sha384, SignatureAlgorithm.ecdsa), (HashAlgorithm.sha512, SignatureAlgorithm.ecdsa)] ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sigalgs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) curves = [GroupName.secp256r1, GroupName.secp384r1, GroupName.secp521r1] ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create(curves) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation # all algorithms, but in order from strongest to weakest conversation = Connect(host, port) node = conversation ext = {} sigalgs = [(HashAlgorithm.sha512, SignatureAlgorithm.ecdsa), (HashAlgorithm.sha384, SignatureAlgorithm.ecdsa), (HashAlgorithm.sha256, SignatureAlgorithm.ecdsa), (HashAlgorithm.sha224, SignatureAlgorithm.ecdsa), (HashAlgorithm.sha1, SignatureAlgorithm.ecdsa)] ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sigalgs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) curves = [GroupName.secp256r1, GroupName.secp384r1, GroupName.secp521r1] ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create(curves) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity - strongest to weakest"] = conversation # test all hashes one by one for h_alg in ["sha1", "sha224", "sha256", "sha384", "sha512"]: conversation = Connect(host, port) node = conversation ext = {} sigalgs = [(getattr(HashAlgorithm, h_alg), SignatureAlgorithm.ecdsa)] ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(sigalgs) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) curves = [ GroupName.secp256r1, GroupName.secp384r1, GroupName.secp521r1 ] ext[ExtensionType.supported_groups] = \ SupportedGroupsExtension().create(curves) ciphers = [ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerKeyExchange()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child(FinishedGenerator()) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectFinished()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\n\n"))) node = node.add_child(ExpectApplicationData()) node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["connect with {0}+ecdsa only".format( h_alg)] = conversation # run the conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throughout sanity_tests = [('sanity', conversations['sanity'])] regular_tests = [(k, v) for k, v in conversations.items() if k != 'sanity'] sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests))) ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(c_test) res = True exception = None try: runner.run() except Exception as exp: exception = exp print("Error while processing") print(traceback.format_exc()) res = False if c_name in expected_failures: if res: xpass += 1 xpassed.append(c_name) print("XPASS: expected failure but test passed\n") else: if expected_failures[c_name] is not None and \ expected_failures[c_name] not in str(exception): bad += 1 failed.append(c_name) print("Expected error message: {0}\n".format( expected_failures[c_name])) else: xfail += 1 print("OK-expected failure\n") else: if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) print("Test if the server doesn't have the TLSv1.3 limitation on ECDSA") print("signatures also in TLSv1.2 mode.\n") print("version: {0}\n".format(version)) print("Test end") print(20 * '=') print("TOTAL: {0}".format(len(sampled_tests) + 2 * len(sanity_tests))) print("SKIP: {0}".format( len(run_exclude.intersection(conversations.keys())))) print("PASS: {0}".format(good)) print("XFAIL: {0}".format(xfail)) print("FAIL: {0}".format(bad)) print("XPASS: {0}".format(xpass)) print(20 * '=') sort = sorted(xpassed, key=natural_sort_keys) if len(sort): print("XPASSED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) sort = sorted(failed, key=natural_sort_keys) if len(sort): print("FAILED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort))) if bad > 0: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() repeats = 32 argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:n:", ["help", "repeat="]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '-e': run_exclude.add(arg) elif opt == '-n': num_limit = int(arg) elif opt == '--help': help_msg() sys.exit(0) elif opt == '--repeat': repeats = int(arg) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None collected_randoms = [] collected_key_shares = [] variables_check = \ {'ServerHello.random': collected_randoms, 'ServerHello.extensions.key_share.key_exchange': collected_key_shares} conversations = {} conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [GroupName.secp256r1] key_shares = [] ext[ExtensionType.key_share] = key_share_ext_gen(groups) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(CopyVariables(variables_check)) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation for group in [ GroupName.secp384r1, GroupName.secp521r1, GroupName.x25519, GroupName.x448, GroupName.ffdhe2048, GroupName.ffdhe3072 ]: conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [group] key_shares = [] ext[ExtensionType.key_share] = key_share_ext_gen(groups) ext[ExtensionType.supported_versions] = SupportedVersionsExtension()\ .create([TLS_1_3_DRAFT, (3, 3)]) ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\ .create(groups) sig_algs = [ SignatureScheme.rsa_pss_rsae_sha256, SignatureScheme.rsa_pss_pss_sha256 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) node = node.add_child(CopyVariables(variables_check)) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child(ExpectEncryptedExtensions()) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectCertificateVerify()) node = node.add_child(ExpectFinished()) node = node.add_child(FinishedGenerator()) node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0\r\n\r\n"))) # This message is optional and may show up 0 to many times cycle = ExpectNewSessionTicket() node = node.add_child(cycle) node.add_child(cycle) node.next_sibling = ExpectApplicationData() node = node.next_sibling.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["TLS 1.3 with {0}".format(GroupName.toStr(group))] \ = conversation # run the conversation good = 0 bad = 0 failed = [] if not num_limit: num_limit = len(conversations) # make sure that sanity test is run first and last # to verify that server was running and kept running throught sanity_test = ('sanity', conversations['sanity']) ordered_tests = chain([sanity_test], islice( filter(lambda x: x[0] != 'sanity', conversations.items()), num_limit), [sanity_test]) for c_name, c_test in ordered_tests: if run_only and c_name not in run_only or c_name in run_exclude: continue for i in range(repeats): print("\"{1}\" repeat {0}...".format(i, c_name)) runner = Runner(c_test) res = True try: runner.run() except Exception: print("Error while processing") print(traceback.format_exc()) res = False if res: good += 1 print("OK\n") else: bad += 1 failed.append(c_name) failed_tests = uniqueness_check(variables_check, good + bad) if failed_tests: print("\n".join(failed_tests)) else: print("\n".join("{0} values: OK".format(i) for i in variables_check)) print('') print("Check if the ServerHello random values are unique") print("version: {0}\n".format(version)) print("Test end") print("successful: {0}".format(good)) print("failed: {0}".format(bad + len(failed_tests))) failed_sorted = sorted(failed, key=natural_sort_keys) print(" {0}".format('\n '.join(repr(i) for i in failed_sorted))) if bad > 0 or failed_tests: sys.exit(1)