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 ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] ext = {ExtensionType.client_hello_padding: PaddingExtension().create(10)} node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) 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["sanity"] = conversation # try large padding extension for ClientHello conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] # lowest size, that causes OpenSSL 1.1.0 and 1.1.0a to crash (SIGSEGV) padding_len = 21798 ext = { ExtensionType.client_hello_padding: PaddingExtension().create(padding_len) } node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) 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( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["Large ClientHello padding"] = conversation # change ClientHello length to incorrect large length conversation = Connect(host, port, timeout=5) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] # lowest size substitution, that causes OpenSSL 1.1.0 and 1.1.0a # to crash (SIGABRT) node = node.add_child( fuzz_message(ClientHelloGenerator(ciphers), substitutions={ 2: 0x55, 3: 0x55 })) # wait for the timeout set in Connect to occur node = node.add_child(ExpectNoMessage(timeout=6)) node.add_child(Close()) conversations["Large incorrect ClientHello length"] = 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 throughout sanity_tests = [('sanity', conversations['sanity'])] regular_tests = [(k, v) for k, v in conversations.items() if k != 'sanity'] shuffled_tests = sample(regular_tests, len(regular_tests)) ordered_tests = chain(sanity_tests, shuffled_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: 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() 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 # 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 communication test with TLS 1.3 server") print("Check if communication with typical group and cipher works with") print("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(): # # Test interleaving of Application Data with handshake messages, # requires an HTTP-like server with support for client initiated # renegotiation # 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 = {} # sanity check conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, 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(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 # before CKE conver = Connect(host, port) node = conver #ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, # CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ciphers = [CipherSuite.TLS_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(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()) node = node.add_child( ClientHelloGenerator( [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA], session_id=bytearray(0), extensions={ExtensionType.renegotiation_info: None})) node = node.add_child( ExpectServerHello(extensions={ExtensionType.renegotiation_info: None})) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerHelloDone()) # interleaved AppData node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0"))) 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"\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["Application data before Client Key Exchange"] = conver conver = Connect(host, port) node = conver #ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, # CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ciphers = [CipherSuite.TLS_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(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()) node = node.add_child( ClientHelloGenerator( [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA], session_id=bytearray(0), extensions={ExtensionType.renegotiation_info: None})) node = node.add_child( ExpectServerHello(extensions={ExtensionType.renegotiation_info: None})) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) # interleaved AppData node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0"))) 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"\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["Application data before Change Cipher Spec"] = conver conver = Connect(host, port) node = conver #ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, # CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ciphers = [CipherSuite.TLS_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(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()) node = node.add_child( ClientHelloGenerator( [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA], session_id=bytearray(0), extensions={ExtensionType.renegotiation_info: None})) node = node.add_child( ExpectServerHello(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()) # interleaved AppData node = node.add_child( ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0"))) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["Application data before Finished"] = conver # 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 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 = 20 run_exclude = set() expected_failures = {} last_exp_tmp = None ext_exclude = set() exp_sup_groups = False individual_ext = [] argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:x:X:n:", ["help", "exc=", "supgroup", "separate="]) 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 == '--supgroup': exp_sup_groups = True elif opt == "--separate": individual_ext.append(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]) 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 expect_exts_sh = { ExtensionType.key_share: None, ExtensionType.supported_versions: None } expect_exts_ee = {} if exp_sup_groups: expect_exts_ee[ExtensionType.supported_groups] = None unassigned_ext_id = [] unassigned_ext_id.extend(range(2, 5)) unassigned_ext_id.extend(range(6, 10)) unassigned_ext_id.extend([11, 12, 17]) unassigned_ext_id.extend(range(22, 28)) unassigned_ext_id.extend(range(29, 41)) unassigned_ext_id.extend([46]) unassigned_ext_id.extend(range(52, 65536)) # 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() for ext_id in ext_chunk: ext[ext_id] = AutoEmptyExtension() if ExtensionType.renegotiation_info in ext: ext[ExtensionType.renegotiation_info] = None 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]) 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(extensions=expect_exts_sh)) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child( ExpectEncryptedExtensions(extensions=expect_exts_ee)) 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[ "empty unassigned extensions, ids in range from {0} to {1}".format( ext_chunk[0], ext_chunk[-1])] = conversation chunk_size = 1024 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 ] random_payload = structured_random_iter(max_length=2**6, count=len(ext_chunk)) ext = OrderedDict() for ext_id in ext_chunk: ext[ext_id] = TLSExtension(extType=ext_id).create( next(random_payload).data) if ExtensionType.renegotiation_info in ext: ext[ExtensionType.renegotiation_info] = None 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]) 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(extensions=expect_exts_sh)) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child( ExpectEncryptedExtensions(extensions=expect_exts_ee)) 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[ "unassigned extensions with random payload, ids in range from {0} to {1}" .format(ext_chunk[0], ext_chunk[-1])] = conversation # test the special one user asked for for ext_id in individual_ext: conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = OrderedDict() if ExtensionType.renegotiation_info in ext: ext[ExtensionType.renegotiation_info] = None 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]) 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[ext_id] = AutoEmptyExtension() node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello(extensions=expect_exts_sh)) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child( ExpectEncryptedExtensions(extensions=expect_exts_ee)) 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["empty unassigned extension id {0}".format( ext_id)] = conversation # and now with random payload conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = OrderedDict() if ExtensionType.renegotiation_info in ext: ext[ExtensionType.renegotiation_info] = None 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]) 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) random_payload = structured_random_iter(max_length=2**6, count=1) ext[ext_id] = TLSExtension(extType=ext_id)\ .create(next(random_payload).data) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello(extensions=expect_exts_sh)) node = node.add_child(ExpectChangeCipherSpec()) node = node.add_child( ExpectEncryptedExtensions(extensions=expect_exts_ee)) 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["unassigned extension with random payload, id {0}". format(ext_id)] = 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("Test with large number of unassigned extensions in TLS 1.3") print("Verify that server does not reply to any of these extensions") print("and establish regular session.\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(): # # Test interleaving of Application Data with handshake messages, # requires an HTTP-like server with support for client initiated # renegotiation # conversations = {} conver = Connect("localhost", 4433) node = conver #ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, # CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ciphers = [CipherSuite.TLS_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(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()) fragment_list = [] node = node.add_child(split_message(ClientHelloGenerator([CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA], session_id=bytearray(0), extensions={ExtensionType.renegotiation_info:None}), fragment_list, 30)) # interleaved AppData node = node.add_child(ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0"))) node = node.add_child(FlushMessageList(fragment_list)) node = node.add_child(ExpectServerHello(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"\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["Application data inside Client Hello"] = conver conver = Connect("localhost", 4433) node = conver #ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, # CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ciphers = [CipherSuite.TLS_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(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()) node = node.add_child(ClientHelloGenerator([CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA], session_id=bytearray(0), extensions={ExtensionType.renegotiation_info:None})) node = node.add_child(ExpectServerHello(extensions={ExtensionType.renegotiation_info:None})) node = node.add_child(ExpectCertificate()) node = node.add_child(ExpectServerHelloDone()) fragment_list = [] node = node.add_child(split_message(ClientKeyExchangeGenerator(), fragment_list, 30)) # interleaved AppData node = node.add_child(ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0"))) node = node.add_child(FlushMessageList(fragment_list)) 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"\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["Application data inside Client Key Exchange"] = conver # CCS is one byte, can't split it #conversations["Application data inside Change Cipher Spec"] = conver conver = Connect("localhost", 4433) node = conver #ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, # CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ciphers = [CipherSuite.TLS_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(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()) node = node.add_child(ClientHelloGenerator([CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA], session_id=bytearray(0), extensions={ExtensionType.renegotiation_info:None})) node = node.add_child(ExpectServerHello(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()) fragments = [] node = node.add_child(split_message(FinishedGenerator(), fragments, 10)) # interleaved AppData node = node.add_child(ApplicationDataGenerator(bytearray(b"GET / HTTP/1.0"))) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["Application data inside Finished"] = conver # run the conversation good = 0 bad = 0 for conver_name in conversations: conversation = conversations[conver_name] runner = Runner(conversation) print(conver_name + "...") res = True try: runner.run() except: print("\n") print("Error while processing") print(traceback.format_exc()) res = False if res: good+=1 print("OK") else: bad+=1 print("Test end") print("successful: {0}".format(good)) print("failed: {0}".format(bad)) if bad > 0: sys.exit(1)
def main(): """check if zero-filled padding is accepted by server in SSLv3""" 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 = {} # normal connection conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 0))) node = node.add_child(ExpectServerHello()) 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()) text = b"GET / HTTP/1.0\nX-bad: aaaa\n\n" node = node.add_child(ApplicationDataGenerator(text)) node = node.add_child(ExpectApplicationData()) # BEAST 1/n-1 splitting 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 = node.add_child(ExpectClose()) conversations["sanity"] = \ conversation # zero-fill SSLv3 padding conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 0))) node = node.add_child(ExpectServerHello()) 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()) text = b"GET / HTTP/1.0\nX-bad: aaaa\n\n" hmac_tag_length = 20 # because we're using HMAC-SHA-1 block_size = 16 # because we're suing AES # make sure that padding has full block to work with assert (len(text) + hmac_tag_length) % block_size == 0 node = node.add_child(fuzz_padding(ApplicationDataGenerator(text), # set all bytes of pad to b'\x00' # with exception of the length byte substitutions=dict( (x, 0) for x in range(0, 15)))) node = node.add_child(ExpectApplicationData()) # BEAST 1/n-1 splitting 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 = node.add_child(ExpectClose()) conversations["zero-filled padding in SSLv3"] = \ conversation # max size SSLv3 padding conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 0))) node = node.add_child(ExpectServerHello()) 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()) text = b"GET / HTTP/1.0\nX-bad: aaaa\n\n" hmac_tag_length = 20 block_size = 16 # make sure that padding has full block to work with assert (len(text) + hmac_tag_length) % block_size == 0 node = node.add_child(fuzz_padding(ApplicationDataGenerator(text), min_length=128//8)) node = node.add_child(ExpectApplicationData()) # BEAST 1/n-1 splitting 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 = node.add_child(ExpectClose()) conversations["max acceptable padding in SSLv3"] = \ conversation # too much padding in SSLv3 conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 0))) node = node.add_child(ExpectServerHello()) 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()) text = b"GET / HTTP/1.0\nX-bad: aaaa\n\n" hmac_tag_length = 20 block_size = 16 # make sure that padding has full block to work with assert (len(text) + hmac_tag_length) % block_size == 0 node = node.add_child(fuzz_padding(ApplicationDataGenerator(text), # make the padding longer than the block # size of the cipher min_length=(128//8)+1)) node = node.add_child(ExpectAlert(AlertLevel.fatal, AlertDescription.bad_record_mac)) node.add_child(ExpectClose()) conversations["excessive padding in SSLv3 (valid in TLS 1.0)"] = \ conversation # max size SSLv3 padding conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 0))) node = node.add_child(ExpectServerHello()) 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()) text = b"GET / HTTP/1.0\r\nX-bad: a\r\n" # some servers put limits on size of headers, e.g. Apache 2.3 has 8190 Bytes for i in range(3): text += b"X-ba" + compatAscii2Bytes(str(i)) + b": " + \ b"a" * (4096 - 9) + b"\r\n" text += b"X-ba3: " + b"a" * (4096 - 37) + b"\r\n" text += b"\r\n" assert len(text) == 2**14, len(text) # as SSLv3 specifies that padding must be minimal length, that means # there is just one valid length of padding, no need to force it node = node.add_child(ApplicationDataGenerator(text)) node = node.add_child(ExpectApplicationData()) # BEAST 1/n-1 splitting 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 = node.add_child(ExpectClose()) conversations["max Application Data in SSLv3"] = \ 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: 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("Script to verify different padding scenarios in SSLv3.") print("Check if the padding in SSLv3 follows the RFC6101\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() 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 # # Test if client hello with no valid cipher gets rejected # conversations = {} for name, ciphers in [ ("NULL_NULL cipher", [0x00]), ("FORTEZZA", range(0x1c, 0x1e)), ("Unknown 0x0047", range(0x47, 0x60)), ("EXPORT1024", range(0x60, 0x66)), ("TLS_DHE_DSS_WITH_RC4_128_SHA", [0x66]), ("Unknown 0x006e", range(0x6e, 0x80)), ("GOST", range(0x80, 0x84)), ("Unknown 0x00c6", range(0xc6, 0xff)), ("TLS_EMPTY_RENEGOTIATION_INFO_SCSV", [0xff]), ("Unknown 0x0100", range(0x0100, 0x1001)), ("Unknown 0x2000", range(0x2000, 0x3001)), ("Unknown 0x3000", range(0x3000, 0x4001)), ("Unknown 0x4000", range(0x4000, 0x5001)), ("Unknown 0x5000", range(0x5000, 0x6001)), ("Unknown 0x6000", range(0x6000, 0x7001)), ("Unknown 0x7000", range(0x7000, 0x8001)), ("Unknown 0x8000", range(0x8000, 0x9001)), ("Unknwon 0x9000", range(0x9000, 0xa001)), ("Unknown 0xa000", range(0xa000, 0xb001)), ("Unknown 0xb000", range(0xb000, 0xc001)), ("Unknown 0xc0b0", range(0xc0b0, 0xcca8)), ("Unknown 0xccaf", range(0xccaf, 0xd000)), ("Unknown 0xd000", range(0xd000, 0xe001)), ("Unknown 0xe000", range(0xe000, 0xf001)), ("Unknown 0xf000", range(0xf000, 0xffff)), ]: conversation = Connect(host, port) node = conversation node = node.add_child(ClientHelloGenerator(ciphers)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations[name] = conversation conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, 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(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() 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() 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 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 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 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_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, CipherSuite.TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 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\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["sanity"] = conversation # reject ciphers in TLS1.1 conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, CipherSuite.TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 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["Chacha20 in TLS1.1"] = conversation # empty application data message acceptance conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, CipherSuite.TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 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())) 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 # 1/n-1 message splitting conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, CipherSuite.TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 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"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)) ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, CipherSuite.TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 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()) 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)) ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, CipherSuite.TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 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()) 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)) ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, CipherSuite.TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 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()) 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)) ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, CipherSuite.TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 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()) 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 # fuzz the tag (16 last bytes) for val in [0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80]: for pos in range(-1, -17, -1): conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, CipherSuite.TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 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()) 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}".format(val, pos)] \ = conversation # too small message handling for val in range(16): conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, CipherSuite.TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 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()) # 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 # 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: 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(): """check if incorrect Finished hash is rejected by server""" 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_RSA_WITH_AES_128_CBC_SHA, 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(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 for pos, val in [ (-1, 0x01), (-1, 0xff), (-2, 0x01), (-2, 0xff), (-6, 0x01), (-6, 0xff), (-12, 0x01), (-12, 0xff), # Finished messages have just 12 octets of data so # by going to -13 we would be modifying the length # of the message ]: conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, 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(ExpectServerHelloDone()) node = node.add_child(ClientKeyExchangeGenerator()) node = node.add_child(ChangeCipherSpecGenerator()) node = node.add_child( fuzz_message(FinishedGenerator(), xors={pos: val})) #node = node.add_child(ExpectChangeCipherSpec()) #node = node.add_child(ExpectFinished()) node = node.add_child( ExpectAlert(level=AlertLevel.fatal, description=AlertDescription.decrypt_error)) node.next_sibling = ExpectClose() node = node.add_child(ExpectClose()) conversations["XOR position " + str(pos) + " with " + str(hex(val))] = \ 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 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 client hello with garbage at the end gets rejected # 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 = {} # sanity check conversation = Connect(host, port) node = conversation ext = {ExtensionType.renegotiation_info: None} ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) 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()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation # test if server doesn't interpret extensions past extensions length conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] node = node.add_child(pad_handshake(ClientHelloGenerator(ciphers, extensions={}), # empty renegotiation info pad=bytearray(b'\xff\x01\x00\x01\x00'))) # responding to a malformed client hello is not correct, but tested below node = node.add_child(ExpectServerHello(extensions={})) node.next_sibling = ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error) node.next_sibling.add_child(ExpectClose()) conversations["extension past extensions"] = conversation for name, pad_len, pad_byte in [ ("small pad", 1, 0), ("small pad", 2, 0), ("small pad", 3, 0), ("small pad", 1, 0xff), ("small pad", 2, 0xff), ("small pad", 3, 0xff), ("medium pad", 256, 0), ("large pad", 4096, 0), ("big pad", 2**16, 0), ("huge pad", 2**17+512, 0), ("max pad", 2**24-1-48, 0), ("small truncate", -1, 0), ("small truncate", -2, 0), ("small truncate", -3, 0), ("small truncate", -4, 0), ("small truncate", -5, 0), ("small truncate", -6, 0), # 7 bytes truncates whole 'extensions' creating # a valid message #("small truncate", -7, 0), ("hello truncate", -8, 0), ("hello truncate", -9, 0), ("hello truncate", -10, 0), ("hello truncate", -11, 0), ("hello truncate", -12, 0), ("hello truncate", -13, 0), ("hello truncate", -32, 0), ("hello truncate", -39, 0), # truncate so that only one byte... ("hello truncate", -47, 0), # ...or no message remains ("full message truncate", -48, 0) ]: conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] msg = pad_handshake(ClientHelloGenerator(ciphers, extensions={ExtensionType.renegotiation_info: None}), pad_len, pad_byte) fragments = [] node = node.add_child(split_message(msg, fragments, 2**14)) node = node.add_child(ExpectNoMessage()) node.next_sibling = ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error) node.next_sibling.add_child(ExpectClose()) node = node.add_child(TCPBufferingEnable()) node = node.add_child(FlushMessageList(fragments)) node = node.add_child(TCPBufferingDisable()) node = node.add_child(TCPBufferingFlush()) node = node.add_child(ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node.add_child(ExpectClose()) if "pad" in name: conversations[name + ": " + str(pad_len) + " of \"" + str(pad_byte) + "\" byte padding"] = conversation else: conversations[name + ": " + str(-pad_len) + " of bytes truncated"] = 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 ClientHello length checking is correct in server") 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: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_RSA_WITH_AES_128_CBC_SHA] ext = {ExtensionType.client_hello_padding: PaddingExtension().create(10)} node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) 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["sanity"] = conversation # try large padding extension for ClientHello conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] # lowest size, that causes OpenSSL 1.1.0 and 1.1.0a to crash (SIGSEGV) padding_len = 21798 ext = { ExtensionType.client_hello_padding: PaddingExtension().create(padding_len) } node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectServerHello()) 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( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert()) node.next_sibling = ExpectClose() conversations["Large ClientHello padding"] = conversation # change ClientHello length to incorrect large length conversation = Connect(host, port, timeout=5) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] # lowest size substitution, that causes OpenSSL 1.1.0 and 1.1.0a # to crash (SIGABRT) node = node.add_child( fuzz_message(ClientHelloGenerator(ciphers), substitutions={ 2: 0x55, 3: 0x55 })) # wait for the timeout set in Connect to occur node = node.add_child(ExpectNoMessage(timeout=6)) node.add_child(Close()) conversations["Large incorrect ClientHello length"] = 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 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 if EMS with client certificates is supported""" hostname = "localhost" port = 4433 num_limit = None run_exclude = set() expected_failures = {} last_exp_tmp = None sigalgs = [(HashAlgorithm.sha512, SignatureAlgorithm.rsa), (HashAlgorithm.sha384, SignatureAlgorithm.rsa), (HashAlgorithm.sha256, SignatureAlgorithm.rsa), (HashAlgorithm.sha224, SignatureAlgorithm.rsa), (HashAlgorithm.sha1, SignatureAlgorithm.rsa)] dhe = False cert = None private_key = None argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:x:X:s:k:c:d", ["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 == '-d': dhe = 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 args: run_only = set(args) else: run_only = None conversations = {} # sanity check for Client Certificates conversation = Connect(hostname, port) node = conversation ext = {ExtensionType.signature_algorithms : SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1', 'md5']]), ExtensionType.signature_algorithms_cert : SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL)} ext[ExtensionType.extended_master_secret] = AutoEmptyExtension() if dhe: 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] 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.extended_master_secret: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(ExpectCertificateRequest()) node = node.add_child(ExpectServerHelloDone()) node = node.add_child(CertificateGenerator()) 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\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 if cert and private_key: # sanity check for Client Certificates conversation = Connect(hostname, port) node = conversation ext = {ExtensionType.signature_algorithms : SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1', 'md5']]), ExtensionType.signature_algorithms_cert : SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL)} ext[ExtensionType.extended_master_secret] = AutoEmptyExtension() if dhe: 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] 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.extended_master_secret: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(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["with certificate"] = conversation # resume session with client certificates conversation = Connect(hostname, port) node = conversation ext = {ExtensionType.signature_algorithms : SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1', 'md5']]), ExtensionType.signature_algorithms_cert : SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL)} ext[ExtensionType.extended_master_secret] = AutoEmptyExtension() if dhe: 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] 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.extended_master_secret: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(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(ExpectAlert()) close = ExpectClose() node.next_sibling = close node = node.add_child(ExpectClose()) node = node.add_child(Close()) node = node.add_child(Connect(hostname, port)) close.add_child(node) node = node.add_child(ResetHandshakeHashes()) node = node.add_child(ResetRenegotiationInfo()) ext = {ExtensionType.signature_algorithms : SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1', 'md5']]), ExtensionType.signature_algorithms_cert : SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL)} ext[ExtensionType.extended_master_secret] = AutoEmptyExtension() ext[ExtensionType.renegotiation_info] = None if dhe: 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] 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.extended_master_secret:None} node = node.add_child(ExpectServerHello(version=(3, 3), 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(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() node.add_child(Close()) conversations["resume with certificate and EMS"] = 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 supports extended master secret with ") print("client certificates.\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(): hostname = "localhost" port = 4433 number_of_alerts = 4 run_exclude = set() expected_failures = {} last_exp_tmp = None alert_level = AlertLevel.fatal alert_description = None dhe = False argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:x:X:n:d", ["help", "alert-level=", "alert-description="]) 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': number_of_alerts = int(arg) elif opt == '-d': dhe = True elif opt == '--help': help_msg() sys.exit(0) elif opt == '--alert-level': alert_level = flexible_getattr(arg, AlertLevel) elif opt == '--alert-description': alert_description = flexible_getattr(arg, AlertDescription) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} conversation = Connect(hostname, 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_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] else: ext = None ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) for _ in range(number_of_alerts): # sending alerts during handshake node = node.add_child( AlertGenerator( # alert description: 46, 41, 43 AlertLevel.warning, AlertDescription.unsupported_certificate)) 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( AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child( ExpectAlert(AlertLevel.warning, AlertDescription.close_notify)) node.next_sibling = ExpectClose() conversations["SSL Death Alert without getting alert"] = conversation conversation = Connect(hostname, 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_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA ] else: ext = None ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) for _ in range(number_of_alerts + 1): node = node.add_child( AlertGenerator(AlertLevel.warning, AlertDescription.unsupported_certificate)) 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(ExpectAlert(alert_level, alert_description)) node = node.add_child(ExpectClose()) conversations["SSL Death Alert with getting alert"] = conversation # run the conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] sampled_tests = sample(list(conversations.items()), len(conversations)) for c_name, conversation in sampled_tests: if run_only and c_name not in run_only: continue if c_name in run_exclude: continue print("{0} ...".format(c_name)) runner = Runner(conversation) 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(conversation_name) print("Test for the OpenSSL Death Alert (CVE-2016-8610) vulnerability") print("Checks if the server will accept arbitrary number of warning level") print("alerts (specified with the -n option)") print("version: {0}\n".format(version)) print("Test end") print(20 * '=') print("TOTAL: {0}".format(len(sampled_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 timing = False outdir = "/tmp" repetitions = 100 interface = None quick = False cipher = CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA affinity = None ciphertext_len = 512 argv = sys.argv[1:] opts, args = getopt.getopt( argv, "h:p:e:x:X:n:l:o:i:C:", ["help", "repeat=", "quick", "cpu-list=", "payload-len="]) 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 == '-C': if arg[:2] == '0x': cipher = int(arg, 16) else: try: cipher = getattr(CipherSuite, arg) except AttributeError: cipher = int(arg) elif opt == '-n': num_limit = int(arg) elif opt == '-l': level = int(arg) elif opt == "-i": timing = True interface = arg elif opt == '-o': outdir = arg elif opt == "--payload-len": ciphertext_len = int(arg) elif opt == "--repeat": repetitions = int(arg) elif opt == '--help': help_msg() sys.exit(0) elif opt == '--quick': quick = True elif opt == '--cpu-list': affinity = arg else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None mac_sizes = { "md5": 16, "sha": 20, "sha256": 32, "sha384": 48, } if CipherSuite.canonicalMacName(cipher) not in mac_sizes: print("Unsupported MAC, exiting") exit(1) # group conversations that should have the same timing signature if quick: groups = {"quick - wrong MAC": {}} else: groups = {"wrong padding and MAC": {}, "MAC out of bounds": {}} dhe = cipher in CipherSuite.ecdhAllSuites ext = {} ext[ExtensionType.signature_algorithms] = \ SignatureAlgorithmsExtension().create(SIG_ALL) ext[ExtensionType.signature_algorithms_cert] = \ SignatureAlgorithmsCertExtension().create(SIG_ALL) if dhe: sup_groups = [GroupName.secp256r1, GroupName.ffdhe2048] ext[ExtensionType.supported_groups] = SupportedGroupsExtension() \ .create(sup_groups) # first run sanity test and verify that server supports this ciphersuite conversation = Connect(host, port) node = conversation ciphers = [cipher] 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(AlertLevel.warning, AlertDescription.close_notify)) node.next_sibling = ExpectClose() node = node.add_child(ExpectClose()) for group_name in groups: groups[group_name]["sanity"] = conversation runner = Runner(conversation) try: runner.run() except Exception as exp: # Exception means the server rejected the ciphersuite print("Failing on {0} because server does not support it. ".format( CipherSuite.ietfNames[cipher])) print(20 * '=') exit(1) # assume block length of 16 if not 3des block_len = 8 if CipherSuite.canonicalCipherName(cipher) == "3des" else 16 mac_len = mac_sizes[CipherSuite.canonicalMacName(cipher)] invert_mac = {} for index in range(0, mac_len): invert_mac[index] = 0xff if quick: # iterate over min/max padding and first/last byte MAC error for pad_len, error_pos in product([1, 256], [0, -1]): payload_len = ciphertext_len - mac_len - pad_len - block_len conversation = Connect(host, port) node = conversation ciphers = [cipher] 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_padding(fuzz_mac(ApplicationDataGenerator( bytearray(payload_len)), xors={error_pos: 0xff}), min_length=pad_len)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.bad_record_mac)) node = node.add_child(ExpectClose()) groups["quick - wrong MAC"][ "wrong MAC at pos {0}, padding length {1}".format( error_pos, pad_len)] = conversation # iterate over min/max padding and first/last byte of padding error for pad_len, error_pos in product([256], [0, 254]): payload_len = ciphertext_len - mac_len - pad_len - block_len conversation = Connect(host, port) node = conversation ciphers = [cipher] 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_padding(ApplicationDataGenerator(bytearray(payload_len)), min_length=pad_len, xors={(error_pos): 0xff})) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.bad_record_mac)) node = node.add_child(ExpectClose()) groups["quick - wrong MAC"][ "wrong pad at pos {0}, padding length {1}".format( error_pos, pad_len)] = conversation else: # iterate over: padding length with incorrect MAC # invalid padding length with correct MAC for pad_len in range(1, 257): # ciphertext 1 has 512 bytes, calculate payload size payload_len = ciphertext_len - mac_len - pad_len - block_len conversation = Connect(host, port) node = conversation ciphers = [cipher] 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_padding(fuzz_mac(ApplicationDataGenerator( bytearray(payload_len)), xors=invert_mac), min_length=pad_len)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.bad_record_mac)) node = node.add_child(ExpectClose()) groups["wrong padding and MAC"][ "wrong MAC, padding length {0}".format(pad_len)] = conversation # incorrect padding of length 255 (256 with the length byte) # with error byte iterated over the length of padding # avoid changing the padding length byte if pad_len < 256: payload_len = ciphertext_len - mac_len - 256 - block_len conversation = Connect(host, port) node = conversation ciphers = [cipher] 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_padding(ApplicationDataGenerator( bytearray(payload_len)), min_length=256, xors={(pad_len - 1): 0xff})) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.bad_record_mac)) node = node.add_child(ExpectClose()) groups["wrong padding and MAC"][ "padding length 255 (256 with the length byte), padding error at position {0}" .format(pad_len - 1)] = conversation # ciphertext 2 has 128 bytes and broken padding to make server check mac "before" the plaintext padding = 128 - 1 - block_len - mac_len conversation = Connect(host, port) node = conversation ciphers = [cipher] 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_padding(ApplicationDataGenerator(bytearray(1)), substitutions={ -1: pad_len - 1, 0: 0 }, min_length=padding)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.bad_record_mac)) node = node.add_child(ExpectClose()) groups["MAC out of bounds"]["padding length byte={0}".format( pad_len - 1)] = conversation # iterate over MAC length and fuzz byte by byte payload_len = ciphertext_len - mac_len - block_len - 256 for mac_index in range(0, mac_len): conversation = Connect(host, port) node = conversation ciphers = [cipher] 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_padding(fuzz_mac(ApplicationDataGenerator( bytearray(payload_len)), xors={mac_index: 0xff}), min_length=256)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.bad_record_mac)) node = node.add_child(ExpectClose()) groups["wrong padding and MAC"][ "padding length 255 (256 with the length byte), incorrect MAC at pos {0}" .format(mac_index)] = conversation for group_name, conversations in groups.items(): # 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) if not sampled_tests: continue print("Running tests for {0}".format(CipherSuite.ietfNames[cipher])) 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("Lucky 13 attack check for {0} {1}".format( group_name, CipherSuite.ietfNames[cipher])) 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 or xpass: sys.exit(1) elif timing: # if regular tests passed, run timing collection and analysis if TimingRunner.check_tcpdump(): timing_runner = TimingRunner( "{0}_v{1}_{2}_{3}".format(sys.argv[0], version, group_name, CipherSuite.ietfNames[cipher]), sampled_tests, outdir, host, port, interface, affinity) print("Running timing tests...") timing_runner.generate_log(run_only, run_exclude, repetitions) ret_val = timing_runner.run() print("Statistical analysis exited with {0}".format(ret_val)) else: print( "Could not run timing tests because tcpdump is not present!" ) sys.exit(1) print(20 * '=')
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 = {} conversations_long = {} 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 cipher in [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_CHACHA20_POLY1305_SHA256 ]: conversation = Connect(host, port) node = conversation ciphers = [cipher, 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(SetMaxRecordSize(2**16 - 1)) 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()) 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)) # 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["max size payload in app_data, cipher {0}".format( CipherSuite.ietfNames[cipher])] = conversation conversation = Connect(host, port) node = conversation ciphers = [cipher, 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(SetMaxRecordSize(2**16 - 1)) 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()) 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)) # 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 = ExpectAlert(AlertLevel.fatal, AlertDescription.record_overflow) node.next_sibling.add_child(ExpectClose()) conversations["too big payload in app_data, data size: 2**14 + 1, " "cipher {0}".format( CipherSuite.ietfNames[cipher])] = conversation conversation = Connect(host, port) node = conversation ciphers = [cipher, 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(SetMaxRecordSize(2**16 - 1)) 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()) data = bytearray(b"GET / HTTP/1.0\r\n" + b"X-test: " + b"A" * (2**14 - 28 - 8) + b"\r\n\r\n") assert len(data) == 2**14 - 8 padding_size = 2**14 + 2 - len(data) - 1 node = node.add_child( SetPaddingCallback( SetPaddingCallback.add_fixed_padding_cb(padding_size))) node = node.add_child(ApplicationDataGenerator(data)) # 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 = ExpectAlert(AlertLevel.fatal, AlertDescription.record_overflow) node.next_sibling.add_child(ExpectClose()) conversations["too big plaintext, size: 2**14 - 8, with an additional" " {0} bytes of padding, cipher {1}".format( padding_size, CipherSuite.ietfNames[cipher])] = conversation conversation = Connect(host, port) node = conversation ciphers = [cipher, 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(SetMaxRecordSize(2**16 - 1)) 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()) # Finished msg will add 32 bytes # 3 bytes for msg length # 1 byte for content type padding_left = 2**14 - 32 - 4 node = node.add_child(FinishedGenerator(pad_left=padding_left)) # 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 = ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error) node.next_sibling.add_child(ExpectClose()) conversations[ "max size payload (2**14) of Finished msg, with {0} bytes" " of left padding, cipher {1}".format( padding_left, CipherSuite.ietfNames[cipher])] = conversation conversation = Connect(host, port) node = conversation ciphers = [cipher, 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(SetMaxRecordSize(2**16 - 1)) 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()) # Finished msg will add 32 bytes # 3 bytes for msg length # 1 byte for content type padding_left = 2**14 - 32 - 4 + 1 node = node.add_child(FinishedGenerator(pad_left=padding_left)) # 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 = ExpectAlert(AlertLevel.fatal, AlertDescription.record_overflow) node.next_sibling.add_child(ExpectClose()) conversations[ "too big payload (2**14 + 1) of Finished msg, with {0} bytes" " of left padding, cipher {1}".format( padding_left, CipherSuite.ietfNames[cipher])] = conversation conversation = Connect(host, port) node = conversation ciphers = [cipher, 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(SetMaxRecordSize(2**16 - 1)) 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()) # 32 bytes added as finished msg payload # 16 bytes added after encryption # 3 bytes for msg length # 1 byte for content type padding_size = 2**14 + 256 - 32 - 16 - 5 node = node.add_child( SetPaddingCallback( SetPaddingCallback.add_fixed_padding_cb(padding_size))) node = node.add_child(FinishedGenerator()) # 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 = ExpectAlert(AlertLevel.fatal, AlertDescription.record_overflow) node.next_sibling.add_child(ExpectClose()) conversations[ "max size of Finished msg, with {0} bytes of record layer" " padding {1}".format( padding_size, CipherSuite.ietfNames[cipher])] = conversation conversation = Connect(host, port) node = conversation ciphers = [cipher, 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(SetMaxRecordSize(2**16 - 1)) 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()) # 32 bytes added as finished msg payload # 16 bytes added after encryption # 3 bytes for msg length # 1 byte for content type padding_size = 2**14 + 256 - 32 - 16 - 5 + 1 node = node.add_child( SetPaddingCallback( SetPaddingCallback.add_fixed_padding_cb(padding_size))) node = node.add_child(FinishedGenerator()) # 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 = ExpectAlert(AlertLevel.fatal, AlertDescription.record_overflow) node.next_sibling.add_child(ExpectClose()) conversations["too big Finished msg, with {0} bytes of record layer" " padding, cipher {1}".format( padding_size, CipherSuite.ietfNames[cipher])] = conversation # AEAD tag fuzzed for val in [0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80]: for pos in range(-1, -17, -1): 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 ] ext[ExtensionType.signature_algorithms] = SignatureAlgorithmsExtension()\ .create(sig_algs) ext[ExtensionType.signature_algorithms_cert] = SignatureAlgorithmsCertExtension()\ .create(RSA_SIG_ALL) node = node.add_child(SetMaxRecordSize(2**16 - 1)) 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()) data = bytearray(b"GET / HTTP/1.0\r\n" + b"X-test: " + b"A" * (2**14 - 28 + 256 - 16) + b"\r\n\r\n") assert len(data) == 2**14 + 256 - 16 msg = ApplicationDataGenerator(data) node = node.add_child(fuzz_encrypted_message(msg, xors={pos: val})) # 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 = ExpectAlert(AlertLevel.fatal, AlertDescription.record_overflow) node.next_sibling.add_child(ExpectClose()) conversations_long["too big ciphertext with size 2**14 + 256 and" "fuzzed tag with {0} on pos {1}".format( val, pos)] = 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_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) padding_size = 2**14 - 216 - 1 ext[ExtensionType.client_hello_padding] = PaddingExtension().create( padding_size) node = node.add_child(SetMaxRecordSize(2**16 - 1)) 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["max size of ClientHello msg, with {0} bytes of padding". format(padding_size)] = 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_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) padding_size = 2**14 - 216 ext[ExtensionType.client_hello_padding] = PaddingExtension().create( padding_size) node = node.add_child(SetMaxRecordSize(2**16 - 1)) node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.record_overflow)) node.add_child(ExpectClose()) conversations["too big ClientHello msg, with {0} bytes of padding".format( padding_size)] = conversation # run the conversation good = 0 bad = 0 failed = [] 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 throught sanity_test = ('sanity', conversations['sanity']) ordered_tests = chain([sanity_test], filter(lambda x: x[0] != 'sanity', conversations.items()), islice(conversations_long.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("Verify that too big Application Data messages, with") print("different ciphers or fuzzed AEAD tag in TLS 1.3 communication ") print("are rejected with record_overflow alert.\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 DHE_RSA key exchange""" 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 = {} # sanity check conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] node = node.add_child(ClientHelloGenerator(ciphers, extensions={ExtensionType. renegotiation_info:None})) node = node.add_child(ExpectServerHello(version=(3, 3), 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["sanity"] = conversation # sanity check - TLS 1.1 enabled conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 2), extensions={ExtensionType. renegotiation_info:None})) node = node.add_child(ExpectServerHello(version=(3, 2), 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["sanity - TLS 1.1 enabled"] = conversation # check TLSv1.2 ciphers without TLSv1.2 client hello for cipher in CipherSuite.tls12Suites: conversation = Connect(host, port) node = conversation ciphers = [cipher] node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 2), extensions={ExtensionType. renegotiation_info:None})) node = node.add_child(ExpectAlert(AlertLevel.fatal, AlertDescription.handshake_failure)) node.add_child(ExpectClose()) conversations[CipherSuite.ietfNames[cipher] + " in TLSv1.1"] =\ 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("Script to verify that server does not negotiate TLS1.2 ciphers") print("in TLS1.1 or earlier protocol") 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 cookie = False argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:x:X: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 == '-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 == '--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 # HRR check 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)) 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 = [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) 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 can be sent arbitrary number of 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["HRR because of empty key_shares"] = 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 handling need for HelloRetryRequest") print("Verify that server does send HRR message when necessary, check") print("if the CCS (for middlebox compatibility) is sent at expected") print("time. Also allows checking if cookie extension 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 > 0: sys.exit(1)
def main(): host = "localhost" port = 4433 num_limit = None run_exclude = set() expected_failures = {} last_exp_tmp = None dhe = False renego = 1 status = True argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:n:e:x:X:r:d", ["help", "no-status"]) 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 == '-r': renego = int(arg) elif opt == '--no-status': status = False 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 = {} # check if status_request is recognized and supported conversation = Connect(host, port) node = conversation ocsp = StatusRequestExtension().create() ext = {ExtensionType.status_request: ocsp} 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_srv = {ExtensionType.renegotiation_info: None} if status: ext_srv[ExtensionType.status_request] = None node = node.add_child(ExpectServerHello(extensions=ext_srv)) node = node.add_child(ExpectCertificate()) if status: node = node.add_child(ExpectCertificateStatus()) 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 # check if status_request is recognized and supported conversation = Connect(host, port) node = conversation ocsp = StatusRequestExtension().create() ext = {ExtensionType.status_request: ocsp} 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_srv = {ExtensionType.renegotiation_info: None} if status: ext_srv[ExtensionType.status_request] = None node = node.add_child(ExpectServerHello(extensions=ext_srv)) node = node.add_child(ExpectCertificate()) if status: node = node.add_child(ExpectCertificateStatus()) 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()) ext = { ExtensionType.status_request: ocsp, ExtensionType.renegotiation_info: None } 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 ] else: ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] # renegotiate node = node.add_child(ResetHandshakeHashes()) node = node.add_child( ClientHelloGenerator(ciphers, extensions=ext, session_id=bytearray())) node = node.add_child(ExpectServerHello(extensions=ext_srv)) node = node.add_child(ExpectCertificate()) if status: node = node.add_child(ExpectCertificateStatus()) 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["renegotiate"] = conversation # check if responder_id_list is supported conversation = Connect(host, port) node = conversation # DER encoding of CHOICE[1] OCTETSTRING (20) ocsp = StatusRequestExtension().create(responder_id_list=[ bytearray(b'\xa2\x16\x04\x14') + bytearray([(i + 2) % 256] * 20) for i in range(625) ]) ocsp.responder_id_list += [ bytearray(b'\xa2\x16\x04\x14') + bytearray( b'\x18\x70\x95\x0B\xE0\x8E\x49\x98\x76\x23\x54\xE7\xD1\xFB\x4E\x9B\xB6\x67\x5E\x2B' ) ] ext = {ExtensionType.status_request: ocsp} 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_srv = {ExtensionType.renegotiation_info: None} if status: ext_srv[ExtensionType.status_request] = None node = node.add_child(ExpectServerHello(extensions=ext_srv)) node = node.add_child(ExpectCertificate()) if status: node = node.add_child(ExpectCertificateStatus()) 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()) ext = { ExtensionType.status_request: ocsp, ExtensionType.renegotiation_info: None } 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 ] else: ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] # renegotiate for _ in range(renego): node = node.add_child(ResetHandshakeHashes()) node = node.add_child( ClientHelloGenerator(ciphers, extensions=ext, session_id=bytearray())) node = node.add_child(ExpectServerHello(extensions=ext_srv)) node = node.add_child(ExpectCertificate()) if status: node = node.add_child(ExpectCertificateStatus()) 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["renegotiate with large responder_id_list"] = 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 that OCSP stapling support is implemented in " "server") print("Also can be used to reproduce CVE-2016-6304 with the use of -r " "option\n") print("Test end") print(20 * '=') print("version: {0}".format(version)) 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 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 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 test_groups = { GroupName.x25519: X25519_ORDER_SIZE, GroupName.x448: X448_ORDER_SIZE, } # check if server will negotiate x25519/x448 - sanity check for test_group, group_size in test_groups.items(): for compression_format in [ ECPointFormat.ansiX962_compressed_prime, ECPointFormat.ansiX962_compressed_char2, ECPointFormat.uncompressed ]: conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} ext[ExtensionType.ec_point_formats] = ECPointFormatsExtension( ).create([compression_format]) groups = [test_group] 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 {0} with compression {1}".format( GroupName.toRepr(test_group), ECPointFormat.toRepr(compression_format))] = conversation # check if server will reject an all-zero key share for x25519/x448 # (it should result in all-zero shared secret) conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [test_group] key_shares = [ KeyShareEntry().create(test_group, bytearray(group_size)) ] 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.illegal_parameter)) node.add_child(ExpectClose()) conversations["all zero {0} key share".format( GroupName.toRepr(test_group))] = conversation # check if server will reject a key share or 1 for x25519/x448 # (it should result in all-zero shared secret) conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [test_group] key_shares = [ KeyShareEntry().create(test_group, numberToByteArray(1, group_size, "little")) ] 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.illegal_parameter)) node.add_child(ExpectClose()) conversations["{0} key share of \"1\"".format( GroupName.toRepr(test_group))] = conversation # check if server will reject too small x25519/x448 share # (one with too few bytes in the key share) conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [test_group] key_shares = [ KeyShareEntry().create(test_group, bytearray([55] * (group_size - 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( ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node.add_child(ExpectClose()) conversations["too small {0} key share".format( GroupName.toRepr(test_group))] = conversation # check if server will reject empty x25519/x448 share # no compression conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [test_group] key_shares = [KeyShareEntry().create(test_group, bytearray())] 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.illegal_parameter)) node.add_child(ExpectClose()) conversations["empty {0} key share".format( GroupName.toRepr(test_group))] = conversation # check if server will reject too big x25519/x448 share # (one with too many bytes in the key share) conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_AES_128_GCM_SHA256, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = {} groups = [test_group] key_shares = [ KeyShareEntry().create(test_group, bytearray([55] * (group_size + 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( ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node.add_child(ExpectClose()) conversations["too big {0} key share".format( GroupName.toRepr(test_group))] = 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 that server selects same ECDHE parameters") print("and ciphersuites when x25519 or x448 curve is an option\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 server handles malformed server name indication extension""" host = "localhost" hostname = "localhost" port = 4433 run_exclude = set() sni_fatal = False argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:", ["help", "sni=", "sni-fatal"]) 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) elif opt == '--sni': hostname = arg elif opt == '--sni-fatal': sni_fatal = True else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} # sanity check without SNI conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1'] ]), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } 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(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\n\n")) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertDescription.close_notify)) node = node.add_child(ExpectClose()) node.next_sibling = ExpectAlert(AlertLevel.warning, AlertDescription.close_notify) node.next_sibling.add_child(ExpectClose()) conversations["sanity"] = conversation # sanity check SNI conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1'] ]), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } sni = SNIExtension().create(bytearray(hostname, 'utf-8')) ext[ExtensionType.server_name] = sni 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(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\n\n")) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertDescription.close_notify)) node = node.add_child(ExpectClose()) node.next_sibling = ExpectAlert(AlertLevel.warning, AlertDescription.close_notify) node.next_sibling.add_child(ExpectClose()) conversations["Sanity check, SNI"] = conversation # empty SNI extension conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1'] ]), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } sni = TLSExtension(extType=ExtensionType.server_name).create(bytearray(0)) ext[ExtensionType.server_name] = sni node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node.add_child(ExpectClose()) conversations["Empty SNI extension"] = conversation # empty host list conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1'] ]), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } sni = SNIExtension().create(serverNames=[]) ext[ExtensionType.server_name] = sni node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node.add_child(ExpectClose()) conversations["Empty host list in SNI extension"] = conversation # empty host name conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1'] ]), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } sni = SNIExtension().create(hostNames=[bytearray(0)]) ext[ExtensionType.server_name] = sni node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node.add_child(ExpectClose()) conversations["Empty hostname in SNI extension"] = conversation # trailing data in extension conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1'] ]), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } payload = bytearray(b'\x00\x04' # overall length b'\x00' # type - host_name b'\x00\x01' # length of host name b'e' # host name b'x' # trailing data ) sni = TLSExtension(extType=ExtensionType.server_name).create(payload) ext[ExtensionType.server_name] = sni node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node.add_child(ExpectClose()) conversations["Trailing data in extension"] = conversation # incorrect host name conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1'] ]), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } sni = SNIExtension().create( bytearray(b'www.') + bytearray(hostname, 'utf-8')) ext[ExtensionType.server_name] = sni node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) if sni_fatal: node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.unrecognized_name)) node = node.add_child(ExpectClose()) else: node = node.add_child( ExpectAlert(AlertLevel.warning, AlertDescription.unrecognized_name)) node = node.add_child(ExpectServerHello(version=(3, 3))) 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(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(AlertLevel.warning, AlertDescription.close_notify) node.next_sibling.add_child(ExpectClose()) conversations["incorrect SNI"] = conversation # SNI name with NULL conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1'] ]), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } # names MUST be valid DNS host names sni = SNIExtension().create( bytearray(hostname[:-1], 'utf-8') + bytearray(b'\x00') + bytearray(hostname[-1:], 'utf-8')) ext[ExtensionType.server_name] = sni node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node = node.add_child(ExpectClose()) conversations["SNI name with NULL"] = conversation # SNI name with special character conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1'] ]), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } # names MUST be valid DNS host names sni = SNIExtension().create( bytearray(hostname[:-1], 'utf-8') + bytearray(b'\x07') + bytearray(hostname[-1:], 'utf-8')) ext[ExtensionType.server_name] = sni node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node = node.add_child(ExpectClose()) conversations["SNI name with BEL"] = conversation # SNI name with UTF-8 character conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1'] ]), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } # names MUST be valid DNS host names sni = SNIExtension().create( bytearray(hostname[:-1], 'utf-8') + bytearray(b'\xc4\x85') + bytearray(hostname[-1:], 'utf-8')) ext[ExtensionType.server_name] = sni node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node = node.add_child(ExpectClose()) conversations["SNI name with UTF-8"] = conversation conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1'] ]), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } # names MUST be valid DNS host names sni = SNIExtension().create( bytearray(hostname, 'utf-8') + bytearray(b'\x1b[31mBAD\x1b[0;37m')) ext[ExtensionType.server_name] = sni node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node = node.add_child(ExpectClose()) conversations["SNI name with ANSI color escapes code"] = conversation # malformed extension conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] ext = { ExtensionType.server_name: lambda _: TLSExtension().create(0, bytearray(b'\xff' * 4)) } node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["malformed overall length"] = conversation # multiple names in SNI conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1'] ]), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } # RFC 6066 client MUST NOT send two names of the same type sni = SNIExtension().create(hostNames=[ bytearray(hostname, 'utf-8'), bytearray(b'www.') + bytearray(hostname, 'utf-8') ]) ext[ExtensionType.server_name] = sni node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node = node.add_child(ExpectClose()) conversations[ "multiple host_names in SNI, RFC 6066 compliance"] = conversation # multiple types in SNI conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1'] ]), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } names = [ SNIExtension.ServerName(NameType.host_name, bytearray(hostname, 'utf-8')), # some unknown SNI type, should be ignored by server SNIExtension.ServerName(NameType.host_name + 1, bytearray(range(0, 24))) ] sni = SNIExtension().create(serverNames=names) ext[ExtensionType.server_name] = sni 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(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\n\n")) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertDescription.close_notify)) node = node.add_child(ExpectClose()) node.next_sibling = ExpectAlert(AlertLevel.warning, AlertDescription.close_notify) node.next_sibling.add_child(ExpectClose()) conversations["multiple types in SNI, host_name first"] = conversation # multiple types in SNI, host_name last conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1'] ]), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } names = [ # some unknown SNI type, should be ignored by server SNIExtension.ServerName(NameType.host_name + 1, bytearray(range(0, 24))), # actual SNI payload SNIExtension.ServerName(NameType.host_name, bytearray(hostname, 'utf-8')) ] sni = SNIExtension().create(serverNames=names) ext[ExtensionType.server_name] = sni 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(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\n\n")) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertDescription.close_notify)) node = node.add_child(ExpectClose()) node.next_sibling = ExpectAlert(AlertLevel.warning, AlertDescription.close_notify) node.next_sibling.add_child(ExpectClose()) # hangs gnutls-serv conversations["multiple types in SNI, host_name last"] = 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 throughout sanity_tests = [('sanity', conversations['sanity'])] regular_tests = [(k, v) for k, v in conversations.items() if k != 'sanity'] shuffled_tests = sample(regular_tests, len(regular_tests)) ordered_tests = chain(sanity_tests, shuffled_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: 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("SNI extension test version 3") 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 SSLv2Hello support Test if the server supports SSLv2-style Client Hello messages for negotiating TLS connections """ conversations = {} host = "localhost" port = 4433 argv = sys.argv[1:] opts, argv = getopt.getopt(argv, "h:p:", ["help"]) for opt, arg in opts: if opt == '-h': host = arg elif opt == '-p': port = int(arg) elif opt == '--help': help_msg() sys.exit(0) else: raise ValueError("Unknown option: {0}".format(opt)) if argv: help_msg() raise ValueError("Unknown options: {0}".format(argv)) # instruct RecordLayer to use SSLv2 record layer protocol (0, 2) conversation = Connect(host, port, version=(0, 2)) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, ssl2=True)) ext = {ExtensionType.renegotiation_info: None} node = node.add_child(ExpectServerHello(extensions=ext)) 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()) node.child = ExpectClose() # if we're doing TLSv1.0 the server should be doing 1/n-1 splitting node.next_sibling = ExpectApplicationData() node = node.next_sibling node.next_sibling = ExpectClose() conversations["SSLv2 Client Hello"] = conversation good = 0 bad = 0 for conversation_name, conversation in conversations.items(): print("{0} ...".format(conversation_name)) runner = Runner(conversation) res = True try: runner.run() except: print("Error while processing") print(traceback.format_exc()) print("") res = False if res: good += 1 print("OK\n") else: bad += 1 print("Test end") print("successful: {0}".format(good)) print("failed: {0}".format(bad)) if bad > 0: sys.exit(1)
def main(): """check if server handles incorrect resumption w/server name indication""" host = "localhost" hostname = "localhost4" port = 4433 run_exclude = set() argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:", ["help", "sni="]) 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) elif opt == '--sni': hostname = arg else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} # sanity check without SNI conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {ExtensionType.signature_algorithms : SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1']])} 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(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\n\n")) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertDescription.close_notify)) node = node.add_child(ExpectClose()) node.next_sibling = ExpectAlert(AlertLevel.warning, AlertDescription.close_notify) node.next_sibling.add_child(ExpectClose()) conversations["sanity"] = conversation # sanity check SNI conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {ExtensionType.signature_algorithms : SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1']])} sni = SNIExtension().create(bytearray(hostname, 'utf-8')) ext[ExtensionType.server_name] = sni 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(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\n\n")) node = node.add_child(ExpectApplicationData()) node = node.add_child(AlertGenerator(AlertDescription.close_notify)) node = node.add_child(ExpectClose()) node.next_sibling = ExpectAlert(AlertLevel.warning, AlertDescription.close_notify) node.next_sibling.add_child(ExpectClose()) conversations["Sanity check, SNI"] = conversation # sanity check bad SNI conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV] ext = {ExtensionType.signature_algorithms : SignatureAlgorithmsExtension().create([ (getattr(HashAlgorithm, x), SignatureAlgorithm.rsa) for x in ['sha512', 'sha384', 'sha256', 'sha224', 'sha1']])} sni = SNIExtension().create(bytearray(hostname, 'utf-8') + bytearray(b'\x00')) ext[ExtensionType.server_name] = sni node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext)) node = node.add_child(ExpectAlert(AlertLevel.fatal, AlertDescription.illegal_parameter)) node = node.add_child(ExpectClose()) conversations["Sanity check, bad SNI"] = conversation # session resume with malformed SNI conversation = Connect(host, 4433) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] ext = {ExtensionType.renegotiation_info : None, ExtensionType.server_name : SNIExtension().create( bytearray(hostname, 'utf-8')) } node = node.add_child(ClientHelloGenerator( ciphers, session_id=bytearray(32), extensions=ext)) node = node.add_child(ExpectServerHello()) 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(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert(AlertLevel.warning, AlertDescription.close_notify)) close = ExpectClose() node.next_sibling = close node = node.add_child(ExpectClose()) node = node.add_child(Close()) node = node.add_child(Connect(host, 4433)) close.add_child(node) node = node.add_child(ResetHandshakeHashes()) node = node.add_child(ResetRenegotiationInfo()) ext = {ExtensionType.renegotiation_info:None, ExtensionType.server_name:SNIExtension().create(bytearray(hostname, 'utf-8') + bytearray(b'\x00'))} node = node.add_child(ClientHelloGenerator( ciphers, extensions=ext)) node = node.add_child(ExpectServerHello( extensions={ExtensionType.renegotiation_info:None}, resume=True)) 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 = node.add_child(ExpectClose()) conversations["session resume with malformed SNI"] = conversation # session resume with malformed SNI conversation = Connect(host, 4433) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] ext = {ExtensionType.renegotiation_info : None, ExtensionType.server_name : SNIExtension().create( bytearray(hostname, 'utf-8')) } node = node.add_child(ClientHelloGenerator( ciphers, session_id=bytearray(32), extensions=ext)) node = node.add_child(ExpectServerHello()) 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(AlertGenerator(AlertLevel.warning, AlertDescription.close_notify)) node = node.add_child(ExpectAlert(AlertLevel.warning, AlertDescription.close_notify)) close = ExpectClose() node.next_sibling = close node = node.add_child(ExpectClose()) node = node.add_child(Close()) node = node.add_child(Connect(host, 4433)) close.add_child(node) node = node.add_child(ResetHandshakeHashes()) node = node.add_child(ResetRenegotiationInfo()) ext = {ExtensionType.renegotiation_info:None, ExtensionType.server_name:SNIExtension().create(bytearray(b'www.') + bytearray(hostname, 'utf-8'))} node = node.add_child(ClientHelloGenerator( ciphers, extensions=ext)) node = node.add_child(ExpectServerHello( extensions={ExtensionType.renegotiation_info:None}, resume=True)) 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 = node.add_child(ExpectClose()) conversations["session resume with different SNI"] = 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() print("SNI resumption test version 2") print("In case the \"session resume with malformed SNI\" or the") print("\"session resume with different SNI\" test case") print("the server replies with ChangeCipherSpec when we expect") print("ExpectCertificate, it means it does not follow a \"MUST NOT\"") print("clause of RFC 6066 Section 3") print() 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 ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers)) ext = {ExtensionType.renegotiation_info: None} node = node.add_child(ExpectServerHello(extensions=ext)) 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()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation conversation = Connect(host, port) node = conversation 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()) 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 ext"] = conversation for ext_n in (31, 32, 33, 63, 64, 65, 100, 127, 128, 129, 256, 1024, 4085, 4086, 4096, 8192, 16383): conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] ext = OrderedDict( (i, TLSExtension(extType=i)) for i in range(90, 90 + ext_n - 1)) if ExtensionType.supports_npn in ext: del ext[ExtensionType.supports_npn] ext[90 + ext_n] = TLSExtension(extType=90 + ext_n) 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()) 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(ext_n)] = conversation for ext_n in (31, 32, 33, 63, 64, 65, 100, 127, 128, 129, 256, 1024, 4085, 4086, 4096, 8192, 16383): conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] ext = OrderedDict( (i, TLSExtension(extType=i)) for i in range(91, 90 + ext_n - 1)) if ExtensionType.supports_npn in ext: del ext[ExtensionType.supports_npn] ext[90 + ext_n] = TLSExtension(extType=90 + ext_n) ext[ExtensionType.renegotiation_info] = None ext[90] = TLSExtension(extType=90) 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()) 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 last empty".format(ext_n)] = conversation for i in range(1, 0x100): conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] ext = OrderedDict( chain(((j, TLSExtension(extType=j)) for j in range(90, 99)), [(ExtensionType.renegotiation_info, None)])) hello = ClientHelloGenerator(ciphers, extensions=ext) node = node.add_child(fuzz_message(hello, xors={-42: i})) node = node.add_child( ExpectAlert(AlertLevel.fatal, AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["fuzz ext length to {0}".format(41 ^ 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("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() srv_max_prot = None argv = sys.argv[1:] opts, args = getopt.getopt(argv, "h:p:e:n:", ["help", "server-max-protocol="]) 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 == '--server-max-protocol': if arg == 'TLSv1.3': srv_max_prot = (3, 4) elif arg == 'TLSv1.2': srv_max_prot = (3, 3) elif arg == 'TLSv1.1': srv_max_prot = (3, 2) elif arg == 'TLSv1.0': srv_max_prot = (3, 1) else: raise ValueError("Unknown protocol version: {0}".format(arg)) else: raise ValueError("Unknown option: {0}".format(opt)) if args: run_only = set(args) else: run_only = None conversations = {} # normal connection conversation = Connect(host, port) node = conversation if srv_max_prot == None or srv_max_prot == (3, 4): 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() else: ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, 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(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 # TLS 1.3 downgrade check for prot in [(3, 1), (3, 2), (3, 3)]: if srv_max_prot is not None and prot > srv_max_prot: continue conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, version=prot)) node = node.add_child( ExpectServerHello(server_max_protocol=srv_max_prot)) 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()) 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["TLS 1.3 downgrade check for Protocol {0}".format( prot)] = 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("Check if server correctly return ServerHello Random ") print("with downgrade protection values to TLS1.2 and below ") print("clients\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 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_ECDHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 3))) node = node.add_child(ExpectServerHello(version=(3, 3))) node = node.add_child(ExpectCertificate()) # implicit SHA-1 check from TLS RFC (if no sig_algs => SHA-1 is implied) 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 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 ] sigs = [(HashAlgorithm.sha1, SignatureAlgorithm.rsa)] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create(sigs), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello(version=(3, 3))) node = node.add_child(ExpectCertificate()) # implicit SHA-1 check from Client Hello ext 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["explicit SHA-1+RSA"] = conversation conversation = Connect(host, port) node = conversation 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 ] sigs = [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create(sigs), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello(version=(3, 3))) node = node.add_child(ExpectCertificate()) # implicit SHA-256 check from Client Hello ext 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["explicit SHA-256+RSA"] = conversation conversation = Connect(host, port) node = conversation 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 ] sigs = [(0, SignatureAlgorithm.rsa), (HashAlgorithm.sha256, SignatureAlgorithm.rsa)] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create(sigs), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello(version=(3, 3))) node = node.add_child(ExpectCertificate()) valid = [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)] node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid)) 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["tolerance none+RSA"] = conversation conversation = Connect(host, port) node = conversation 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 ] sigs = [(10, SignatureAlgorithm.rsa), (HashAlgorithm.sha256, SignatureAlgorithm.rsa)] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create(sigs), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello(version=(3, 3))) node = node.add_child(ExpectCertificate()) valid = [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)] node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid)) 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["tolerance 10+RSA method"] = conversation conversation = Connect(host, port) node = conversation 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 ] sigs = list( chain(((i, SignatureAlgorithm.rsa) for i in range(10, 224)), [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)])) ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create(sigs), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello(version=(3, 3))) node = node.add_child(ExpectCertificate()) valid = [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)] node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid)) 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["tolerance 215 RSA methods"] = conversation conversation = Connect(host, port) node = conversation 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 ] sigs = list( chain(((i, j) for i in range(10, 224) for j in range(10, 21)), [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)])) ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create(sigs), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello(version=(3, 3))) node = node.add_child(ExpectCertificate()) valid = [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)] node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid)) 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()) # OpenSSL sends the list of advertised and it doesn't fit a single # application data node = node.add_child(Close()) conversations["tolerance 2355 methods"] = conversation conversation = Connect(host, port) node = conversation 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 ] sigs = list( chain(((i, j) for i in range(10, 224) for j in range(21, 59)), [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)])) ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create(sigs), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello(version=(3, 3))) node = node.add_child(ExpectCertificate()) valid = [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)] node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid)) 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( Close()) # OpenSSL lists them, which makes the response huge conversations["tolerance 8132 methods"] = conversation conversation = Connect(host, port) node = conversation 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 ] sig_alg = SignatureAlgorithmsExtension() sig_alg.create( list( chain(((i, j) for i in range(10, 224) for j in range(10, 121)), [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)]))) ext = {ExtensionType.signature_algorithms: sig_alg} node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello(version=(3, 3))) node = node.add_child(ExpectCertificate()) valid = [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)] node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid)) 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( Close()) # OpenSSL lists them, which makes the response huge conversations["tolerance 23754 methods"] = conversation conversation = Connect(host, port) node = conversation 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 ] sig_alg = SignatureAlgorithmsExtension() # generate maximum number of methods (4 bytes for extensions header, # 2 bytes for length of list inside extension, leaving 65528 bytes) sig_alg.create( list( chain(((i, j) for i in range(10, 224) for j in range(10, 163)), ((i, 163) for i in range(10, 31)), [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)]))) ext = {ExtensionType.signature_algorithms: sig_alg} node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello(version=(3, 3))) node = node.add_child(ExpectCertificate()) valid = [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)] node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid)) 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( Close()) # OpenSSL lists them, which makes the response huge conversations["tolerance max (32764) number of methods"] = conversation conversation = Connect(host, port) node = conversation 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 ] # generate maximum number of methods for 2 extensions # (4 bytes for extensions header, 2 bytes for length of list inside # extension leaving 65522 bytes) sigs = list( chain(((i, j) for i in range(10, 224) for j in range(10, 86)), ((i, 163) for i in range(10, 125)), [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)])) ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create(sigs), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(sigs) } node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello(version=(3, 3))) node = node.add_child(ExpectCertificate()) valid = [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)] node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid)) 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( Close()) # OpenSSL lists them, which makes the response huge conversations["tolerance 32760 methods with sig_alg_cert"] = conversation conversation = Connect(host, port) node = conversation 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 ] # generate maximum number of methods for 2 extensions # (4 bytes for extensions header, 2 bytes for length of list inside # extension leaving 65522 bytes) n = 32761 n = n - 1 # this is the mandatory method in the end n = n - len(RSA_SIG_ALL) # number of methods in sig_alg_cert extension sigs = 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)), [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)])) ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create(sigs), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello(version=(3, 3))) node = node.add_child(ExpectCertificate()) valid = [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)] node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid)) 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( Close()) # OpenSSL lists them, which makes the response huge conversations[ "tolerance max (32761) number of methods with sig_alg_cert"] = conversation conversation = Connect(host, port) node = conversation 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 ] sigs = [] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create(sigs), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } hello = ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext) node = node.add_child(hello) node = node.add_child( ExpectAlert(AlertLevel.fatal, getattr(AlertDescription, fatal_alert))) node = node.add_child(ExpectClose()) conversations["empty list of signature methods"] = \ conversation # generate maximum number of methods for 2 extensions # (4 bytes for extensions header, 2 bytes for length of list inside # extension leaving 65522 bytes) for n in [215, 2355, 8132, 23754, 32761]: conversation = Connect(host, port) node = conversation 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 ] n = n - 1 # this is the mandatory method in the end n = n - len(RSA_SIG_ALL) # number of methods in sig_alg_cert extension sigs = [(HashAlgorithm.sha1, SignatureAlgorithm.dsa)] * n sigs += [(HashAlgorithm.sha256, SignatureAlgorithm.rsa)] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create(sigs), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello(version=(3, 3))) 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"))) # ApplicationData message may show up 1 to many times node = node.add_child(ExpectApplicationData()) node = node.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 conversation = Connect(host, port) node = conversation 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 ] # Add all supported sig_algs, put rsa at the end sig_algs = [] for sig_alg in ['ecdsa', 'dsa']: sig_algs += [(getattr(HashAlgorithm, x), getattr(SignatureAlgorithm, sig_alg))\ for x in ['md5', 'sha1', 'sha224', 'sha256', 'sha384', 'sha512']] sig_algs += [ 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 ] # ed25519(0x0807), ed448(0x0808) sig_algs += [(8, 7), (8, 8)] sig_algs += [(getattr(HashAlgorithm, x), getattr(SignatureAlgorithm, 'rsa'))\ for x in ['md5', 'sha1', 'sha224', 'sha256', 'sha384', 'sha512']] ext = { ExtensionType.signature_algorithms: SignatureAlgorithmsExtension().create(sig_algs), ExtensionType.signature_algorithms_cert: SignatureAlgorithmsCertExtension().create(RSA_SIG_ALL) } node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child(ExpectServerHello(version=(3, 3))) 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"))) # ApplicationData message may show up 1 to many times node = node.add_child(ExpectApplicationData()) node = node.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[ "unique and well-known sig_algs, rsa algorithms last"] = conversation for i in range(1, 0x100): conversation = Connect(host, port) node = conversation 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 ] sig_alg = SignatureAlgorithmsExtension() sig_alg.create([(HashAlgorithm.sha256, SignatureAlgorithm.rsa), (HashAlgorithm.sha1, SignatureAlgorithm.rsa)]) ext = {ExtensionType.signature_algorithms: sig_alg} hello = ClientHelloGenerator(ciphers, version=(3, 3), 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 throughout sanity_tests = [('sanity', conversations['sanity'])] regular_tests = [(k, v) for k, v in conversations.items() if k != 'sanity'] shuffled_tests = sample(regular_tests, len(regular_tests)) ordered_tests = chain(sanity_tests, shuffled_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: 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 1.2") print("Check if valid signature algorithm extensions are accepted and") print("invalid properly rejected by the TLS 1.2 server.\n") print("Server must be configured to support only rsa_pkcs1_sha512") print("signature algorithm.") 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 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_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 3))) node = node.add_child( ExpectServerHello(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()) node.next_sibling = ExpectClose() conversations["sanity"] = conversation conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] ext = {ExtensionType.renegotiation_info: None} node = node.add_child( ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext)) node = node.add_child( ExpectServerHello(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()) node.next_sibling = ExpectClose() conversations["sanity w/ext"] = conversation # test different message types for client hello for i in range(1, 0x100): conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] hello_gen = ClientHelloGenerator(ciphers, version=(3, 3)) node = node.add_child(fuzz_message(hello_gen, xors={0: i})) node = node.add_child( ExpectAlert(level=AlertLevel.fatal, description=AlertDescription.unexpected_message)) node = node.add_child(ExpectClose()) conversations["Client Hello type fuzz to {0}".format( 1 ^ i)] = conversation # test invalid sizes for session ID length for i in range(1, 0x100): conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] hello_gen = ClientHelloGenerator(ciphers, version=(3, 3)) node = node.add_child(fuzz_message(hello_gen, substitutions={38: i})) node = node.add_child( ExpectAlert(level=AlertLevel.fatal, description=AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["session ID len fuzz to {0}".format(i)] = conversation for i in range(1, 0x100): conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] ext = {ExtensionType.renegotiation_info: None} hello_gen = ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext) node = node.add_child(fuzz_message(hello_gen, substitutions={38: i})) node = node.add_child( ExpectAlert(level=AlertLevel.fatal, description=AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["session ID len fuzz to {0} w/ext".format( i)] = conversation # test invalid sizes for cipher suites length for i in range(1, 0x100): conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] hello_gen = ClientHelloGenerator(ciphers, version=(3, 3)) node = node.add_child(fuzz_message(hello_gen, xors={40: i})) node = node.add_child( ExpectAlert(level=AlertLevel.fatal, description=AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["cipher suites len fuzz to {0}".format( 4 ^ i)] = conversation for i in (1, 2, 4, 8, 16, 128, 254, 255): for j in range(0, 0x100): conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] hello_gen = ClientHelloGenerator(ciphers, version=(3, 3)) node = node.add_child( fuzz_message(hello_gen, substitutions={ 39: i, 40: j })) node = node.add_child( ExpectAlert(level=AlertLevel.fatal, description=AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["cipher suites len fuzz to {0}".format( (i << 8) + j)] = conversation for i in range(1, 0x100): conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] ext = {ExtensionType.renegotiation_info: None} hello_gen = ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext) node = node.add_child(fuzz_message(hello_gen, xors={40: i})) node = node.add_child( ExpectAlert(level=AlertLevel.fatal, description=AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["cipher suites len fuzz to {0} w/ext".format( 4 ^ i)] = conversation for i in (1, 2, 4, 8, 16, 128, 254, 255): for j in range(0, 0x100): conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] ext = {ExtensionType.renegotiation_info: None} hello_gen = ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext) node = node.add_child( fuzz_message(hello_gen, substitutions={ 39: i, 40: j })) node = node.add_child( ExpectAlert(level=AlertLevel.fatal, description=AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["cipher suites len fuzz to {0} w/ext".format( (i << 8) + j)] = conversation # test invalid sizes for compression methods for i in range(1, 0x100): conversation = Connect(host, port) node = conversation ciphers = [ CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA, CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV ] hello_gen = ClientHelloGenerator(ciphers, version=(3, 3)) node = node.add_child(fuzz_message(hello_gen, xors={45: i})) node = node.add_child( ExpectAlert(level=AlertLevel.fatal, description=AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["compression methods len fuzz to {0}".format( 1 ^ i)] = conversation for i in range(1, 0x100): if 1 ^ i == 8: # this length creates a valid extension-less hello continue conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] ext = {ExtensionType.renegotiation_info: None} hello_gen = ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext) node = node.add_child(fuzz_message(hello_gen, xors={43: i})) node = node.add_child( ExpectAlert(level=AlertLevel.fatal, description=AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["compression methods len fuzz to {0} w/ext".format( 1 ^ i)] = conversation # test invalid sizes for extensions for i in range(1, 0x100): conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] ext = {ExtensionType.renegotiation_info: None} hello_gen = ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext) node = node.add_child(fuzz_message(hello_gen, xors={46: i})) node = node.add_child( ExpectAlert(level=AlertLevel.fatal, description=AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["extensions len fuzz to {0}".format(5 ^ i)] = conversation for i in (1, 2, 4, 8, 16, 254, 255): for j in range(0, 0x100): conversation = Connect(host, port) node = conversation ciphers = [CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA] ext = {ExtensionType.renegotiation_info: None} hello_gen = ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext) node = node.add_child( fuzz_message(hello_gen, substitutions={ 45: i, 46: j })) node = node.add_child( ExpectAlert(level=AlertLevel.fatal, description=AlertDescription.decode_error)) node = node.add_child(ExpectClose()) conversations["extensions len fuzz to {0}".format( (i << 8) + j)] = conversation # run the conversation good = 0 bad = 0 xfail = 0 xpass = 0 failed = [] xpassed = [] # 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") else: bad += 1 failed.append(c_name) 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)