def get_cpe_aliases(cpe):
cparts = cpe.split(':')
cpebase = ':'.join(cparts[:3])
version = ':'.join(cparts[3:])
aliases = []
for row in c.execute(
'select cpe from aliases where class = (select class from aliases where cpe like ?)',
[cpebase]):
alias = row[0]
if version:
alias += ':' + version
aliases.append(alias)
if verbose:
if len(aliases) > 0:
debug('Resolved aliases: {byellow}cpe:/' +
('{rst}, {byellow}cpe:/'.join(aliases)) + '{rst}.')
else:
debug('No known aliases.')
return aliases
def dump_pipe(self, stream, stop_event=None, tag='?', color=Fore.BLUE):
while stream.readable() and (stop_event is not None
and not stop_event.is_set()):
line = stream.readline().decode('utf-8').rstrip()
if len(line) != 0 and self.verbose >= 1:
debug(color + '[' + Style.BRIGHT + tag + Style.NORMAL + '] ' +
Fore.RESET + '{line}',
color=color)
def serve(self):
loop = asyncio.get_event_loop()
tcp_success = 0
for port in self.tcp_ports:
if self.verbose >= 2:
debug('Starting listener for TCP port {byellow}{port}{rst}...')
try:
tcp_socket = socket.socket(family=socket.AF_INET6, type=socket.SOCK_STREAM)
tcp_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
tcp_socket.bind(('::', int(port)))
loop_server = loop.run_until_complete(
loop.create_server(
lambda: HoneypotServerTCP(self),
sock=tcp_socket))
loop.create_task(loop_server.serve_forever())
tcp_success += 1
except:
error('Failed to bind to TCP port {port}.')
info('Started listening on {byellow}{tcp_success}{rst} TCP ports.')
udp_success = 0
for port in self.udp_ports:
if self.verbose >= 3:
debug('Starting listener for UDP port {byellow}{port}{rst}...')
try:
udp_socket = socket.socket(family=socket.AF_INET6, type=socket.SOCK_DGRAM)
udp_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
udp_socket.bind(('::', int(port)))
transport, protocol = loop.run_until_complete(
loop.create_datagram_endpoint(
lambda: HoneypotServerUDP(self),
sock=udp_socket))
udp_success += 1
except:
error('Failed to bind to UDP port {port}.')
info('Started listening on {byellow}{udp_success}{rst} UDP ports.')
try:
loop.run_forever()
except:
pass
def download_nvd_dbs():
os.makedirs('nvd', exist_ok=True)
if os.path.exists('nvd/cpe-dict.xml.gz') and (
datetime.datetime.today() - datetime.datetime.fromtimestamp(
os.path.getmtime('nvd/cpe-dict.xml.gz'))).days > 1:
os.unlink('nvd/cpe-dict.xml.gz')
if not os.path.exists('nvd/cpe-dict.xml.gz'):
info('Downloading CPE dictionary...')
download_archives(
'https://static.nvd.nist.gov/feeds/xml/cpe/dictionary/official-cpe-dictionary_v2.3.xml.gz',
'nvd/cpe-dict.xml.gz')
else:
debug(
'Not downloading CPE dictionary: file is less than 24 hours old.')
if os.path.exists('nvd/cpe-aliases.lst') and (
datetime.datetime.today() - datetime.datetime.fromtimestamp(
os.path.getmtime('nvd/cpe-aliases.lst'))).days > 1:
os.unlink('nvd/cpe-aliases.lst')
if not os.path.exists('nvd/cpe-aliases.lst'):
info('Downloading CPE aliases...')
download_archives(
'https://salsa.debian.org/dlange/debian_security_security-tracker_split_files_v2/-/raw/master/data/CPE/aliases',
'nvd/cpe-aliases.lst')
else:
debug('Not downloading CPE aliases: file is less than 24 hours old.')
currentyear = datetime.datetime.now().year
for year in range(2002, currentyear):
if os.path.exists('nvd/cve-items-' + str(year) + '.json.gz'):
debug(
'Not downloading CVE entries for year {year}: file already exists.'
)
continue
info('Downloading CVE entries for year {year}...')
download_archives(
'https://nvd.nist.gov/feeds/json/cve/1.1/nvdcve-1.1-' + str(year) +
'.json.gz', 'nvd/cve-items-' + str(year) + '.json.gz')
if os.path.exists('nvd/cve-items-' + str(currentyear) + '.json.gz') and (
datetime.datetime.today() - datetime.datetime.fromtimestamp(
os.path.getmtime('nvd/cve-items-' + str(currentyear) +
'.json.gz'))).days > 1:
os.unlink('nvd/cve-items-' + str(currentyear) + '.json.gz')
if not os.path.exists('nvd/cve-items-' + str(currentyear) + '.json.gz'):
info('Downloading CVE entries for year {currentyear}...')
download_archives(
'https://nvd.nist.gov/feeds/json/cve/1.1/nvdcve-1.1-' +
str(currentyear) + '.json.gz',
'nvd/cve-items-' + str(currentyear) + '.json.gz')
else:
debug(
'Not downloading CVE entries for year {currentyear}: file is less than 24 hours old.'
)
def load_probes(self):
if not os.path.exists('data/service-probes'):
error('Could not find {bgreen}data/service-probes{rst}.')
return False
self.probes = {'UDP': {}, 'TCP': {}}
self.payloads = {'UDP': {}, 'TCP': {}}
with open('data/service-probes', 'r') as f:
lines = f.readlines()
current = None
for line in lines:
line = line.strip()
lowline = line.lower()
if not line:
continue
if lowline.startswith('probe '):
probe_type, proto, name, payload = line.split(' ', 3)
payload = payload[2:-1].encode('utf-8').decode('unicode_escape')
self.probes[proto][name] = payload
current = (proto, name)
elif lowline.startswith('match ') or lowline.startswith('softmatch '):
if not current:
continue
action, name, regex = line.split(' ', 2)
# check what separator is being used for the regex
# and extract the regex itself
rgxsep = regex[1]
rgxend = regex[2:].find(rgxsep) + 2
regex = regex[2:rgxend]
if current[1] not in self.payloads[current[0]]:
self.payloads[current[0]][current[1]] = []
self.payloads[current[0]][current[1]].append(regex)
if self.verbose >= 1:
tcp_probes = len(self.probes['TCP'])
udp_probes = len(self.probes['UDP'])
debug('Loaded {bgreen}{tcp_probes}{rst} TCP and {bgreen}{udp_probes}{rst} UDP probes.')
return len(self.probes['UDP']) > 0 and len(self.probes['TCP']) > 0
def _scan_host(self, scanner_group, address, results):
for idx, scanner in enumerate(scanner_group):
name = scanner.name()
cache = scanner.code()
result = None
if idx > 0:
info(
'Re-trying {bblue}{name}{rst}/{byellow}{address}{rst} with next implementation...'
)
if self.has_cached_result(address, cache):
if self.verbose >= 1:
debug(
'Returning {bblue}{name}{rst}/{byellow}{address}{rst} from recent cache.'
)
result = self.read_result(address, cache)
if result is None and not self.no_query:
if self.verbose >= 1:
debug(
'Getting fresh {bblue}{name}{rst}/{byellow}{address}{rst} data...'
)
result = scanner.get(address)
if result is not None:
self.write_result(address, cache, result)
if result is None:
error(
'Failed to get passive scan data for {byellow}{address}{rst}.'
)
continue
parsed = scanner.enum(result)
if self.verbose >= 1:
for svc in parsed:
debug(
'Discovered service {bgreen}{svc[service]}{rst} on port {bgreen}{svc[port]}{rst}/{bgreen}{svc[transport]}{rst} running {bgreen}{svc[product]}{rst}/{bgreen}{svc[version]}{rst}.'
)
results[name] = parsed
break
def datagram_received(self, data, addr):
lport = self.transport.get_extra_info('sockname')[1]
if self.server.verbose >= 1:
debug('Data on {byellow}udp:{lport}{rst} from {byellow}{addr[0]}{rst}: {bblue}{data}{rst}')
proto, reply, error = self.server.handle_message(data, 'UDP')
if reply is not None:
if self.server.verbose >= 1:
trunc = reply
if self.server.verbose < 2 and len(trunc) > self.truncation_length:
trunc = trunc[:60] + self.truncation_marker
debug('Replying to {byellow}{addr[0]}{rst} with {bgreen}{proto}{rst}: {bblue}{trunc}{rst}')
else:
info('Data on {byellow}udp:{lport}{rst} from {byellow}{addr[0]}{rst}, replying with {bgreen}{proto}{rst}.')
self.transport.sendto(reply, addr)
else:
if self.server.verbose >= 1:
debug('Closing connection on {byellow}udp:{lport}{rst} with {byellow}{addr[0]}{rst}: {bred}{error}{rst}')
else:
info('Refusing connection on {byellow}udp:{lport}{rst} from {byellow}{addr[0]}{rst}: {bred}{error}{rst}')
