text stringlengths 1 93.6k |
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class BrokenSocketException(Exception):
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pass
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class TransmissionError(Exception):
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pass
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class SocketFactory(object):
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def __init__(self, victim_url, no_ssl):
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self.victim_url = victim_url
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self.no_ssl = no_ssl
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def build_socket(self):
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# connect to the server
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rawsock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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if self.victim_url.scheme == b'https' or self.no_ssl:
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log.debug("Using SSL")
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websock = ssl.wrap_socket(rawsock, ciphers='HIGH:!DH:!aNULL')
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else:
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log.debug("No SSL")
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websock = rawsock
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_port = self.victim_url.port
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if _port is None:
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if self.victim_url.scheme == b'http':
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log.debug("Assuming remote port: 80")
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_port = 80
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elif self.victim_url.scheme == b'https':
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log.debug("Assuming remote port: 443")
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_port = 443
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else:
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print("[!] No port specified and unknown scheme")
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raise SystemExit
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try:
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# websock.connect((self.victim_url.hostname, self.victim_url.port))
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websock.connect((self.victim_url.hostname, _port))
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except socket.error as e:
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raise SystemExit(
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"[*] Cannot establish baseline connection to: {}".format(
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self.victim_url, e))
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return websock
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def send_nop_request(socket_factory, post_factory):
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"""Sends a X-Nop request and grabs the cookies"""
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dummy_headers = b''.join((
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b"X-Nop: 1\r\n",
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b"Connection: close\r\n",
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))
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req = post_factory.build_request(
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my_headers=dummy_headers,
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# no need for a body: we're initialising the
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# server-side listener
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req_body=b"",
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is_last=True)
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log.debug("Sending \n---\n{}\n---".format(req.decode()))
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websock2 = socket_factory.build_socket()
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websock2.sendall(req)
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resp_headers, resp_body, _cookies = split_headers(
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websock2.recv(BUFFER_SIZE))
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return _cookies
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def split_headers(response):
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_s = response.split(b'\r\n\r\n', 1)
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if len(_s) != 2:
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print("[ ] Server returned:\n---\n{}\n---\n".format(response.decode()))
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raise SystemExit("Server did not return a valid HTTP response.")
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resp_headers, resp_body = _s
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log.debug("Response headers:\n---\n{}\n---\n".format(
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resp_headers.decode()))
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log.debug("Body consumed so far:\n---\n{}\n---\n".format(
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resp_body.decode()))
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if b'HTTP/1' not in resp_headers[:10]:
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# then it's not a full response
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log.debug("Not a full HTTP response!")
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return None, response, None
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# JSP returns "HTTP/1.1 200" not "200 OK"
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if b'200' not in resp_headers[:20]:
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print("[ ] Server did not return 200 OK; re-run with '-d' for "
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"debugging info")
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log.debug("Beginning of headers: {}".format(resp_headers[:20]))
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raise TransmissionError
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# cookie = b''
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cookies = []
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for _hdr in resp_headers.split(b'\r\n'):
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# regexp work with strings (also: headers should be ASCII)
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hdr = _hdr.decode('ASCII')
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m = cookie_pattern.match(hdr)
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if m is not None:
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log.debug("Got cookie: {}".format(m.group(1)))
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# ....aaand, turn into bytes
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cookie = get_bytes(m.group(1))
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