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WebServerIdentifier.py
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WebServerIdentifier.py
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
###################
# This package identifies web servers.
# Copyright (C) 2022 Maurice Lambert
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
###################
"""
This package identifies Web servers using an aggressive
technique based on the maximum size of the URI.
~# python3 WebServerIdentifier.py -d -v -m HEAD identify 127.0.0.1
PythonToolsKit Copyright (C) 2022 Maurice Lambert
This program comes with ABSOLUTELY NO WARRANTY.
This is free software, and you are welcome to redistribute it
under certain conditions.
WebServerIdentifier Copyright (C) 2022 Maurice Lambert
This program comes with ABSOLUTELY NO WARRANTY.
This is free software, and you are welcome to redistribute it
under certain conditions.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:1133} Command line arguments parsed.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:1150} Identifier built.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:789} New connection built.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:798} URI size: 12276.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:803} Request 1 sent. Get response...
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:918} Request size: 12278, response status: 400.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:623} Trying to identify server from response hash (sha512).
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:634} Response hash does not match. (sha512: cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e)
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:638} Trying to identify server from response content.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:951} Servers size: 16.
[*] Response status: 400 for request size: 12278.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:789} New connection built.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:798} URI size: 6114.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:803} Request 2 sent. Get response...
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:918} Request size: 6116, response status: 404.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:951} Servers size: 8.
[*] Response status: 404 for request size: 6116.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:789} New connection built.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:798} URI size: 12218.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:803} Request 3 sent. Get response...
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:918} Request size: 12220, response status: 400.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:951} Servers size: 4.
[*] Response status: 400 for request size: 12220.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:789} New connection built.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:798} URI size: 9171.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:803} Request 4 sent. Get response...
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:918} Request size: 9173, response status: 404.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:951} Servers size: 2.
[*] Response status: 404 for request size: 9173.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:789} New connection built.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:798} URI size: 12211.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:803} Request 5 sent. Get response...
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:918} Request size: 12213, response status: 400.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:951} Servers size: 1.
[*] Response status: 400 for request size: 12213.
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:969} Identifying the Web Server...
[2016-06-22 02:11:51] DEBUG (10) {__main__ - WebServerIdentifier.py:980} Only one server (IIS) matching with max URI size: 12212
[*] Response status: 400 for request size: 12213.
[+] Server header: 'Microsoft-HTTPAPI/2.0', last request size: 12213, last error code: 400, server(s): 'IIS'.
~# python3 WebServerIdentifier.py -i 1 identify 127.0.0.1:8080
PythonToolsKit Copyright (C) 2022 Maurice Lambert
This program comes with ABSOLUTELY NO WARRANTY.
This is free software, and you are welcome to redistribute it
under certain conditions.
WebServerIdentifier Copyright (C) 2022 Maurice Lambert
This program comes with ABSOLUTELY NO WARRANTY.
This is free software, and you are welcome to redistribute it
under certain conditions.
[+] Server header: 'SimpleHTTP/0.6 Python/3.10.4', last request size: 61391, last error code: 414, server(s): 'Python'.
~# python3 WebServerIdentifier.py -d -v -m HEAD -i 1 getmaxuri 127.0.0.1
PythonToolsKit Copyright (C) 2022 Maurice Lambert
This program comes with ABSOLUTELY NO WARRANTY.
This is free software, and you are welcome to redistribute it
under certain conditions.
WebServerIdentifier Copyright (C) 2022 Maurice Lambert
This program comes with ABSOLUTELY NO WARRANTY.
This is free software, and you are welcome to redistribute it
under certain conditions.
[2016-06-22 02:15:36] DEBUG (10) {__main__ - WebServerIdentifier.py:1138} Command line arguments parsed.
[2016-06-22 02:15:36] DEBUG (10) {__main__ - WebServerIdentifier.py:1155} Identifier built.
[2016-06-22 02:15:36] DEBUG (10) {__main__ - WebServerIdentifier.py:831} Get minimum and maximum server URI sizes.
[2016-06-22 02:15:36] DEBUG (10) {__main__ - WebServerIdentifier.py:852} Start the search for maximum URI length...
[2016-06-22 02:15:36] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:36] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 395735.
[2016-06-22 02:15:36] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 1 sent. Get response...
[2016-06-22 02:15:36] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 395737, response status: 414
[*] Request size: 395737, response code: 414 'Request-URI Too Long'
[2016-06-22 02:15:37] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:37] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 198874.
[2016-06-22 02:15:37] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 2 sent. Get response...
[2016-06-22 02:15:37] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 198876, response status: 414
[*] Request size: 198876, response code: 414 'Request-URI Too Long'
[2016-06-22 02:15:38] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:38] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 100443.
[2016-06-22 02:15:38] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 3 sent. Get response...
[2016-06-22 02:15:38] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 100445, response status: 414
[*] Request size: 100445, response code: 414 'Request-URI Too Long'
[2016-06-22 02:15:39] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:39] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 51228.
[2016-06-22 02:15:39] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 4 sent. Get response...
[2016-06-22 02:15:39] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 51230, response status: 414
[*] Request size: 51230, response code: 414 'Request-URI Too Long'
[2016-06-22 02:15:40] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:40] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 26621.
[2016-06-22 02:15:40] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 5 sent. Get response...
[2016-06-22 02:15:40] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 26623, response status: 414
[*] Request size: 26623, response code: 414 'Request-URI Too Long'
[2016-06-22 02:15:41] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:41] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 14317.
[2016-06-22 02:15:41] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 6 sent. Get response...
[2016-06-22 02:15:41] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 14319, response status: 414
[*] Request size: 14319, response code: 414 'Request-URI Too Long'
[2016-06-22 02:15:42] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:42] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 8165.
[2016-06-22 02:15:42] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 7 sent. Get response...
[2016-06-22 02:15:42] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 8167, response status: 404
[*] Request size: 8167, response code: 404 'Not Found'
[2016-06-22 02:15:43] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:43] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 11241.
[2016-06-22 02:15:43] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 8 sent. Get response...
[2016-06-22 02:15:43] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 11243, response status: 404
[*] Request size: 11243, response code: 404 'Not Found'
[2016-06-22 02:15:44] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:44] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 12779.
[2016-06-22 02:15:44] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 9 sent. Get response...
[2016-06-22 02:15:44] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 12781, response status: 414
[*] Request size: 12781, response code: 414 'Request-URI Too Long'
[2016-06-22 02:15:45] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:45] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 12010.
[2016-06-22 02:15:45] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 10 sent. Get response...
[2016-06-22 02:15:45] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 12012, response status: 404
[*] Request size: 12012, response code: 404 'Not Found'
[2016-06-22 02:15:46] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:46] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 12394.
[2016-06-22 02:15:46] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 11 sent. Get response...
[2016-06-22 02:15:46] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 12396, response status: 414
[*] Request size: 12396, response code: 414 'Request-URI Too Long'
[2016-06-22 02:15:47] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:47] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 12202.
[2016-06-22 02:15:47] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 12 sent. Get response...
[2016-06-22 02:15:47] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 12204, response status: 404
[*] Request size: 12204, response code: 404 'Not Found'
[2016-06-22 02:15:48] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:48] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 12298.
[2016-06-22 02:15:48] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 13 sent. Get response...
[2016-06-22 02:15:48] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 12300, response status: 414
[*] Request size: 12300, response code: 414 'Request-URI Too Long'
[2016-06-22 02:15:49] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:49] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 12250.
[2016-06-22 02:15:49] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 14 sent. Get response...
[2016-06-22 02:15:49] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 12252, response status: 400
[*] Request size: 12252, response code: 400 'Bad Request'
[2016-06-22 02:15:50] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:50] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 12226.
[2016-06-22 02:15:50] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 15 sent. Get response...
[2016-06-22 02:15:50] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 12228, response status: 400
[*] Request size: 12228, response code: 400 'Bad Request'
[2016-06-22 02:15:51] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:51] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 12214.
[2016-06-22 02:15:51] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 16 sent. Get response...
[2016-06-22 02:15:51] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 12216, response status: 400
[*] Request size: 12216, response code: 400 'Bad Request'
[2016-06-22 02:15:52] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:52] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 12208.
[2016-06-22 02:15:52] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 17 sent. Get response...
[2016-06-22 02:15:52] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 12210, response status: 404
[*] Request size: 12210, response code: 404 'Not Found'
[2016-06-22 02:15:53] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:53] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 12211.
[2016-06-22 02:15:53] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 18 sent. Get response...
[2016-06-22 02:15:53] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 12213, response status: 400
[*] Request size: 12213, response code: 400 'Bad Request'
[2016-06-22 02:15:54] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:54] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 12210.
[2016-06-22 02:15:54] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 19 sent. Get response...
[2016-06-22 02:15:54] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 12212, response status: 404
[*] Request size: 12212, response code: 404 'Not Found'
[2016-06-22 02:15:55] DEBUG (10) {__main__ - WebServerIdentifier.py:794} New connection built.
[2016-06-22 02:15:55] DEBUG (10) {__main__ - WebServerIdentifier.py:803} URI size: 12211.
[2016-06-22 02:15:55] DEBUG (10) {__main__ - WebServerIdentifier.py:808} Request 20 sent. Get response...
[2016-06-22 02:15:55] DEBUG (10) {__main__ - WebServerIdentifier.py:871} Request size: 12213, response status: 400
[*] Request size: 12213, response code: 400 'Bad Request'
[2016-06-22 02:15:55] INFO (20) {__main__ - WebServerIdentifier.py:882} Maximum URI length found: 12212, status: 400, reason: Bad Request.
[*] Request size: 12212, response code: 400 'Bad Request'
[+] Server header: 'Microsoft-HTTPAPI/2.0'
[+] Maximum URI length is: 12212, error code: 400 'Bad Request'
~#
>>> from WebServerIdentifier import WebServerIdentifier, _create_unverified_context
PythonToolsKit Copyright (C) 2022 Maurice Lambert
This program comes with ABSOLUTELY NO WARRANTY.
This is free software, and you are welcome to redistribute it
under certain conditions.
WebServerIdentifier Copyright (C) 2022 Maurice Lambert
This program comes with ABSOLUTELY NO WARRANTY.
This is free software, and you are welcome to redistribute it
under certain conditions.
>>> identifier = WebServerIdentifier("127.0.0.1", baseuri="/", ssl=True, context=_create_unverified_context(), port=8000, interval=0.5, timeout=2)
>>> identifier = WebServerIdentifier("127.0.0.1")
>>> response = identifier.request()
>>> response.status
404
>>> response.reason
'Not Found'
>>> r = identifier.request(method="HEAD", size=65535)
>>> r.status
414
>>> r.reason
'Request-URI Too Long'
>>> for size, r in identifier.get_max_URI_size(): pass
...
>>> size
16283
>>> for size, r in identifier.get_max_URI_size(method="HEAD"): pass
...
>>> for r, size, servers in identifier.identify_server(): pass
...
>>> for r, size, servers in identifier.identify_server(method="HEAD"): pass
...
>>> size
16283
>>> servers
{'IIS'}
>>> name = servers.pop()
>>> name
'IIS'
>>>
~# python3 -m doctest -v WebServerIdentifier.py
1 items passed all tests:
19 tests in WebServerIdentifier
19 tests in 20 items.
19 passed and 0 failed.
Test passed.
~#
"""
__version__ = "1.1.0"
__author__ = "Maurice Lambert"
__author_email__ = "mauricelambert434@gmail.com"
__maintainer__ = "Maurice Lambert"
__maintainer_email__ = "mauricelambert434@gmail.com"
__description__ = """
This package identifies Web servers using an aggressive
technique based on the maximum size of the URI.
"""
license = "GPL-3.0 License"
__url__ = "https://github.com/mauricelambert/WebServerIdentifier"
copyright = """
WebServerIdentifier Copyright (C) 2022 Maurice Lambert
This program comes with ABSOLUTELY NO WARRANTY.
This is free software, and you are welcome to redistribute it
under certain conditions.
"""
__license__ = license
__copyright__ = copyright
__all__ = ["WebServerIdentifier"]
from http.client import HTTPConnection, HTTPSConnection, HTTPResponse
from PythonToolsKit.Arguments import ArgumentParser, verbose
from collections.abc import Iterable, Callable, Generator
from PythonToolsKit.Random import get_random_strings
from PythonToolsKit.Logs import get_custom_logger
from typing import Tuple, Set, List, Dict, Union
from ssl import _create_unverified_context
from PythonToolsKit.PrintF import printf
from collections import defaultdict
from dataclasses import dataclass
from argparse import Namespace
from statistics import median
from functools import partial
from operator import lt, ge
from socket import timeout
from logging import Logger
from hashlib import sha512
from time import sleep
import http.client as httpclient
httpclient._MAXLINE = httpclient._MAXLINE * 2
IIS_414_hash: bytes = (
b"}R8\x95^.\xdf\xb9\xd7b\xc2\xb2\xd21\x91"
b"\x9aV\x04w\xe0\xbf\xbeu\x90\xa5\xdb\xed\x89"
b"\xf4\xef\x15\xee\x97\xdbWi\x89\x7f6\xa4\xb4"
b"`q\xb3~\xbe\x18U\xeb\xd6\x8f\xe8\xcc\x0f\xfe"
b'\xddy\xd7\x0fq"\xa0\x9a\x84'
) # md5 b'\x13\xf3\x9b\xc2`\x83c\xe2\x08\xba\x94\x94\xd5\xd67\x9c'
IIS_414_content: bytes = (
b'<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01/'
b'/EN""http://www.w3.org/TR/html4/strict.dtd">\r'
b"\n<HTML><HEAD><TITLE>Request URL Too Long</TITLE>"
b'\r\n<META HTTP-EQUIV="Content-Type" Content="text/html;'
b' charset=us-ascii"></HEAD>\r\n<BODY><h2>Request URL'
b" Too Long</h2>\r\n<hr><p>HTTP Error 414. The request"
b" URL is too long.</p>\r\n</BODY></HTML>\r\n"
)
IIS_400_hash: bytes = (
b"A\x8bR\xbfp\xe4\x13\xe6\xc5\x0b\x0c\xb7\xc5"
b"\x8dW\x82\x1dW\x01\xe6\xe0\xed\xe3h\xd4-\x94"
b"@O&Ht{\x89\xd7{\xcf\x99\x18\x8a\xee@j\xc5rh"
b'\xa7\x12\xcaS\x98n\x8e\xb8\xdb"V\xfa\xb7\xac\x95\x84b\xd4'
) # md5 b'\x93\xb1uH\xf8\xf2:\xd8\xa30`\xf7\x06\xba\xca\x1d'
IIS_400_content: bytes = (
b'<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01/'
b'/EN""http://www.w3.org/TR/html4/strict.dtd">\r'
b"\n<HTML><HEAD><TITLE>Bad Request</TITLE>\r\n<META"
b' HTTP-EQUIV="Content-Type" Content="text/html; '
b'charset=us-ascii"></HEAD>\r\n<BODY><h2>Bad Request'
b" - Invalid URL</h2>\r\n<hr><p>HTTP Error 400. The"
b" request URL is invalid.</p>\r\n</BODY></HTML>\r\n"
)
IIS_400_hash2: bytes = (
b"\x06\xd8\xfe\x8f\x9c\xaf\x1de\x1d\xf6\xce\xd50\xa7\x0c\xcbg\xf5\xa8"
b"\x0c\xbc\xf6\xad/\t\x04\xe4\x98!uU\xb3\x13\x0e(\x821J\x00\xfep1\xc8uF"
b"\x1fL[EGe\xc7N\x8c\xd5\xacC\xe5\xde\xe9\xa7\x12\x14\xf4"
) # md5 b'\xc7\xf1;\x90\xb0s\x17\x8b@\x91\x02,c[3\x7f'
IIS_400_content2: bytes = (
b'<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN""'
b'http://www.w3.org/TR/html4/strict.dtd">\r\n<HTML>'
b"<HEAD><TITLE>Bad Request</TITLE>\r\n<META HTTP-EQUIV"
b'="Content-Type" Content="text/html; charset=us-ascii">'
b"</HEAD>\r\n<BODY><h2>Bad Request - Request Too Long</h2>"
b"\r\n<hr><p>HTTP Error 400. The size of the request headers"
b" is too long.</p>\r\n</BODY></HTML>\r\n"
)
APACHE_hash: bytes = (
b"\x9f\x9e\x8e\x99i$\xeb\xc5R\x86\xb2\xef6\x7fb\t\x8a"
b"\xc6\x8c;+\xfa3\x83\x97,\x7f\xcb\x15\xd1\x93n\xfc\r"
b"\x98K\xaeF\xe3\xc9+j!\x1e\xb9\x9e\xb1\x01\xc3\xfa\x10"
b"\xfc_\x91\xb3\xac\tha`\xac%.G"
) # md5 b'\x1c\xfd\xd9M\x9e<\xc8L-;\xaa,\x10W<:'
APACHE_content: bytes = (
b'<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">\n'
b"<html><head>\n<title>414 Request-URI Too Long</title>"
b"\n</head><body>\n<h1>Request-URI Too Long</h1>\n<p>"
b"The requested URL's length exceeds the capacity\nlimit "
b"for this server.<br />\n</p>\n<hr>\n<address>Apache/"
)
NGINX_hash: bytes = (
b"^gf ;\x1f\\\xbe\xe0\x9c\r\x07{0\xba\x82\x91\x94\xfc("
b"\xf53\xc9\xde\t\x8e\xa4\xfb\xdb\x16\xa5\x15a8<\x1aY"
b"\x89\xf9,\xc8\xd8&\xc0\xb7\x85\x0f\t|C\xa4\x98\xb0O"
b'\xe4\xfb\n\x97\xaf\xfc_"P\xc8'
) # md5 b'\xd2\x1f\x19\xbfq\x7f\xe3\xc8\xde\xce\xb1E\x8b\xdfI\xe9'
NGINX_content: bytes = (
b"<html>\r\n<head><title>414 Request-URI Too Large</title>"
b"</head>\r\n<body>\r\n<center><h1>414 Request-URI Too Large"
b"</h1></center>\r\n<hr><center>nginx/"
)
TOMCAT_hash: bytes = (
b"\xa80\xcc\x99\x8d1m\xe2\xba\x1d(\xb4\xfd[b\xb8O\xc6\xac\x15"
b"\xec\x90\xd6c\x8di\xc44o\x93l6I\xff\x1b\x8cV\x1d`5o\xe1\xda"
b"D\xbf\xc3Bu\xccwh\xa8\xb9\x03\xe8\x90\xb8nI|\n\xb9\x15\xbe"
) # b'\x06\xc8`\x12\xc2\xec\xdc\x0f\xf5K7[\xbd\x9c*\xa2'
TOMCAT_content: bytes = (
b'<!doctype html><html lang="en"><head><title>HTTP Status 400'
b' \xe2\x80\x93 Bad Request</title><style type="text/css">body'
b" {font-family:Tahoma,Arial,sans-serif;} h1, h2, h3, b {color:"
b"white;background-color:#525D76;} h1 {font-size:22px;} h2 {font"
b"-size:16px;} h3 {font-size:14px;} p {font-size:12px;} a {color:"
b"black;} .line {height:1px;background-color:#525D76;border:none;}"
b"</style></head><body><h1>HTTP Status 400 \xe2\x80\x93 Bad Request"
b'</h1><hr class="line" /><p><b>Type</b> Exception Report</p><p><b>'
b"Message</b> Request header is too large</p><p><b>Description</b>"
b" The server cannot or will not process the request due to something"
b" that is perceived to be a client error (e.g., malformed request "
b"syntax, invalid request message framing, or deceptive request routing)"
b".</p><p><b>Exception</b>"
)
LIGHTTPD_hash: bytes = (
b"\xe0\x99\x18\xd7\\\xdeB\xa2M)l\x06\xbc\xfa&\n#\x1e\xf1-\xb3"
b"k\x92\x04T\xae\x98pw\xbf\xba<\xdb\x1a\xd9\x85Eo\nFa\xc5\x8e"
b"\xc2\xf8YZ\xba\xb7\x07p#\xfb\xc4\xf4u\x97g\x90\xf9k`M\xd2"
) # md5 b'-\x8b\x0c\xf9\xbd1m(\xb8f\x0b\x1ah\x97\xce\x8c'
LIGHTTPD_content: bytes = (
b'<?xml version="1.0" encoding="iso-8859-1"?>\n<!DOCTYPE html PUBLIC'
b' "-//W3C//DTD XHTML 1.0 Transitional//EN"\n "http://www.w3'
b'.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">\n<html xmlns="http://'
b'www.w3.org/1999/xhtml" xml:lang="en" lang="en">\n <head>\n <title>'
b"431 Request Header Fields Too Large</title>\n </head>\n <body>\n "
b"<h1>431 Request Header Fields Too Large</h1>\n </body>\n</html>\n"
)
LITE_SPEED_hash: bytes = (
b"\xd81U\xbd\x99u\x8c\x85\xdb\xa6\xcf\xd3Xa\x0b"
b"M \x19\xae\x12r\\\t\xbe\xe1\xb65\xaa\xff\x9fb"
b"\x89\r\x93A}\x8c\xaa\x84y\xa4\x03\x8c\xdf\xa2"
b"\x82m\x9byz\x04\x0f\x08j\x88J\xc4\xb2\xa6"
b"\x18\x88\xe5\xc6\xe1"
) # md5 b'\x989Q\xf6\x9c\xa9\xeeU\x8b\xcc\xe8\x90\xa6\xbd\x8a\x0e'
LITE_SPEED_content: bytes = (
b'<!DOCTYPE html>\n<html style="height:100%">\n<head>'
b'\n<meta name="viewport" content="width=device-width,'
b' initial-scale=1, shrink-to-fit=no">\n<title> 414 '
b"Request-URI Too Large\r\n</title></head>\n<body style="
b'"color: #444; margin:0;font: normal 14px/20px Arial,'
b" Helvetica, sans-serif; height:100%; background-color:"
b' #fff;">\n<div style="height:auto; min-height:100%; ">'
b' <div style="text-align: center; width:800px; margin'
b'-left: -400px; position:absolute; top: 30%; left:50%;">\n'
b' <h1 style="margin:0; font-size:150px; line-height'
b':150px; font-weight:bold;">414</h1>\n<h2 style="margin-top'
b':20px;font-size: 30px;">Request-URI Too Large\r\n</h2>\n<p>'
b"The request URL is over the maximum size allowed!</p>\n</div>"
b"</div></body></html>\n"
)
CHEROKEE_hash: bytes = (
b'\x9b=\xc9C\x13iw\xf4\x80T\xdb\x9b\x83\xfaE\xde\xb9\x17\r'
b'\xff\xd2\xe3\x9f\xb5\xca\x86\xbf\xaf\xd0\r\xc5C\x02!\xcc'
b'l:\xd4b\xbf1.z\xeb=\xdf\x8d\xa9Z$\xa0\xdd\x0e\x92\x14\xc3'
b'6\xf2/`t\x19\x052'
) # b"3\xe5\xbb\xc7|_=\t[\xd8\xd9}\x8d'\xdc\xfb"
CHEROKEE_content: bytes = (
b'<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">\r\n<html>'
b'\r\n<head><title>413 Request Entity too large</title>\r\n<meta'
b' http-equiv="Content-Type" content="text/html; charset=utf-8"'
b' />\r\n</head>\r\n<body>\r\n<h1>413 Request Entity too large'
b'</h1>\r\nThe length of request entity exceeds the capacity'
b' limit for this server.\r\n<p><hr>\r\nCherokee web server'
)
PYTHON_hash: bytes = (
b"j(a\\\x97 \\V\xb1\xc27\x0e\x9bB\x13\xc4\x81YX\xb8\x805/+/\xea"
b"\xef\x02\xd4\r\x9a2\xa5\x1e\xe6T\x1aC[\x07\x9f u\xaf\x1c\xbb:K"
b"\\\x18\x86\xc8\xc1\x03\xe1(rC\xdc\x85>\x89J\xf3"
) # md5 b'\x8d|p\x8a\tH\xe2 \x1e\t\x89\xd9\x1f\xd2b\xa7'
PYTHON_content: bytes = (
b'<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"\n '
b'"http://www.w3.org/TR/html4/strict.dtd">\n<html>\n <head>'
b'\n <meta http-equiv="Content-Type" content="text/html'
b';charset=utf-8">\n <title>Error response</title>\n '
b"</head>\n <body>\n <h1>Error response</h1>\n "
b" <p>Error code: 414</p>\n <p>Message: Request-URI Too "
b"Long.</p>\n <p>Error code explanation: HTTPStatus.REQU"
b"EST_URI_TOO_LONG - URI is too long.</p>\n </body>\n</html>\n"
)
QUARK_hash: bytes = (
b"\xd8\x83\x0ecAP17Z\x8b\x97\xe4\x81\xfe6\xcf\xfb\x01V\xb6h\x1a"
b"\xf9p8\xe6\x17\x04\x8b\x88\xb5\x18\x95\xac\x13\x9f#\x8a\x0bd"
b"\x81Z\n7\xed`x\x06\x915|\xec+}\x18r\x89\xdfX\x9d\xa20>$"
) # md5 b'a\xba^j\x9c\x97*n\xf9y\x93\xc9\x1c@\xa1\x91'
QUARK_content: bytes = (
b"<!DOCTYPE html>\n<html>\n\t<head>\n\t\t<title>431 Request Header"
b" Fields Too Large</title>\n\t</head>\n\t<body>\n\t\t<h1>431 "
b"Request Header Fields Too Large</h1>\n\t</body>\n</html>\n"
)
TWISTED_hash: bytes = (
b"\xcf\x83\xe15~\xef\xb8\xbd\xf1T(P\xd6m\x80\x07\xd6 \xe4\x05"
b"\x0bW\x15\xdc\x83\xf4\xa9!\xd3l\xe9\xceG\xd0\xd1<]\x85\xf2\xb0"
b"\xff\x83\x18\xd2\x87~\xec/c\xb91\xbdGAz\x81\xa582z\xf9'\xda>"
) # md5 b'\xd4\x1d\x8c\xd9\x8f\x00\xb2\x04\xe9\x80\t\x98\xec\xf8B~'
TWISTED_content: bytes = b""
RUBY_content: bytes = (
b'<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN">\n<HTML>\n'
b" <HEAD><TITLE>Request-URI Too Large</TITLE></HEAD>\n <BODY>\n"
b" <H1>Request-URI Too Large</H1>\n WEBrick::HTTPStatus::"
b"RequestURITooLarge\n <HR>\n <ADDRESS>\n WEBrick/"
)
RUBY_hash: bytes = (
b"\x98\xae\xf9\xcf\xfaw\xc1\xebH\xf5qBl\x86A9\xac\xb4\xc0/\xa4"
b'\xe6\x1b\xab\xc6\x1e\x08\xf0\xda<\xcf"\xda}\xca\xbfG\xc8\xa9W'
b"\xbc2\x8d\x13\xf9w+\xd4\xc0\xf3\x93\xe8\xc0\xf9\xf6n\xea\x9d"
b"\xd1R\xa8\x93}\xcb"
) # md5 b'Rd\xfeg\xfb\xe9\xff\x93\x03\xc5\x1c\xdd\xbbj\xf1I'
PERLM_hash: bytes = (
b"\xa0y\xd5\xa3UB\x16\xaa\x18L\x80\xb7~\xb6\x08\xea}\xe05g\x15"
b"\xdd@)\x17\x97q\xc5\xb8R\xdc\x1b\xa4G \x85\xbd\x04i9\xacm\x9b"
b"\x1bc\x8bX\x9b\x86\x07\x96rj.)\xe2 \x0f\x0fb\x14\xc3\xdb\xa3"
) # md5 b'i\xf7L\xe9\xa8Uk`\xd4\xc9EEC<\x17\xb1'
PERLM_content: bytes = (
b'<meta http-equiv="Pragma" content="no-cache">\n <meta http'
b'-equiv="Expires" content="-1">\n <script src="/mojo/jquery/'
b'jquery.js"></script>\n <script src="/mojo/highlight.js/high'
b'light.min.js"></script>\n <script src="/mojo/highlight.js/'
b'mojolicious.min.js"></script>\n <script src="/mojo/bootstrap'
b'/bootstrap.js"></script>\n <link href="/mojo/bootstrap/'
b'bootstrap.css" rel="stylesheet">\n <link href="/mojo/highlight'
b'.js/highlight-mojo-dark.css" rel="stylesheet">\n <link href='
b'"https://cdnjs.cloudflare.com/ajax/libs/font-awesome/'
)
NODEJS_hash: bytes = (
b"\xcf\x83\xe15~\xef\xb8\xbd\xf1T(P\xd6m\x80\x07\xd6 \xe4\x05\x0b"
b"W\x15\xdc\x83\xf4\xa9!\xd3l\xe9\xceG\xd0\xd1<]\x85\xf2\xb0\xff"
b"\x83\x18\xd2\x87~\xec/c\xb91\xbdGAz\x81\xa582z\xf9'\xda>"
) # md5 b'\xd4\x1d\x8c\xd9\x8f\x00\xb2\x04\xe9\x80\t\x98\xec\xf8B~'
NODEJS_content: bytes = b""
ERLANG_hash: bytes = (
b"\x85d\xfa\xba\xd3+j\xae\xc8\xaa\x05|\x8b\xbb\x198\xee\xaf\x00+\xd8"
b"\x93I\xfd\xc2\xebJ\xdf\xc0\xae\x0e\xab0\xc3\xc7\x9dQvz8\xf0\\\x8fL"
b"\xa4 \xc3;\xbb\x1f\xfb\xc7{\xfb\xdc\xfd\x92\xd6\x82\xad|f\x16\xf1"
) # md5 b';g\xc2\r\xca/\x11\x14[\x97\x8d\x8e}\xe6si'
ERLANG_content: bytes = (
b"<HTML>\n <HEAD>\n <TITLE>Internal Server Error"
b"</TITLE>\n </HEAD>\n <BODY>\n <H1>Internal Server"
b" Error</H1>\nThe server encountered an internal error or "
b"misconfiguration and was unable to complete your request.<P>Please"
b" contact the server administrator"
)
WEBFS_hash: bytes = (
b"\xfb\x1e\xf6(\x07\xc7c0\xa3\xdc\xd2\xc1\xbe\xce\xd5&\xa6\xe3>\xf0^\xda"
b"\xbe\x93\xdb\xc4\xa0\x95\xe3\xd3\xb1\x7f\xc8w\x1a\n\x18\x19\x0f\x81"
b"\xe83\x04!\xe2/\xf4\x89\x08 \xa7\xb0x\xc9+\x86`}5\xfe\x12\xb9\xa2\xd1"
) # md5 b'\xaa\xa9(\xb3:\xb7\xd1\x1b#\x91\xe9\xa1*e\xbe`'
WEBFS_content: bytes = b"*PLONK*\n"
TRAEFIK_hash: bytes = (
b"\xd8\xd09s-\xbf\xa4\x14\xb8iE#3\xb9\x89_9BB\xa2SE\x0cm\x82\xa1S\x0c\x15"
b"\xed=$\xbe\x95\xf5\x1d\xabX?vV\xdc\x05\x90\xd0\xb0\xac\xb8\xf0B\x93\xea"
b"\x80\x13\x13\xc4\xd1\x87a2\xe0\xc7O\xaa"
) # md5 b'\x85\xef\x13\x10[v\x8c\xc9\xe3\x18:\xb8Z\xb9J\xc9'
TRAEFIK_content: bytes = b"431 Request Header Fields Too Large"
H2O_hash: bytes = (
b"\xbf\xe6\xe8\xdf6\xc7\x8c\xbf\xd1{\xa9'\x0c\x86\x86\x0e\xe9\xb0Q\xb8%"
b"\x94\xfb\x8f4\xa0\xad\xf6\xa1N\x15\x96\xd2\xa9\xdc\xdc~\xb6\x85q\x01\xe1"
b"P*\xffo\xf5\x15\xa3n\x8b\xa6\xc8\r\xa3'\xbc\x11\x83\x16$\xa5\xda\xea"
) # md5 b'\x82VD\xf7G\xba\xab,\x00\xe4 \xdb\xbc9\xe4\xb3'
H2O_content: bytes = b"Bad Request"
CADDY_hash: bytes = (
b"\xd8\xd09s-\xbf\xa4\x14\xb8iE#3\xb9\x89_9BB\xa2SE\x0cm\x82\xa1S\x0c\x15"
b"\xed=$\xbe\x95\xf5\x1d\xabX?vV\xdc\x05\x90\xd0\xb0\xac\xb8\xf0B\x93\xea"
b"\x80\x13\x13\xc4\xd1\x87a2\xe0\xc7O\xaa"
) # md5 b'\x85\xef\x13\x10[v\x8c\xc9\xe3\x18:\xb8Z\xb9J\xc9'
CADDY_content: bytes = b"431 Request Header Fields Too Large"
class MaxURIerror:
"""
This class groups the max URI error attributes
and place it in class attributes for research.
"""
hashes = defaultdict(set)
contents = defaultdict(set)
status = defaultdict(set)
min_sizes = defaultdict(set)
def __init__(
self,
server: str,
min_size: int = None,
code: int = None,
hash_: str = None,
countains: bytes = None,
):
self.server: str = server
self.min_size: int = min_size
self.code: int = code
self.hash: str = hash_
self.countains = countains
if hash_ is not None:
MaxURIerror.hashes[hash_].add(server)
if code is not None:
MaxURIerror.status[code].add(server)
if countains is not None:
MaxURIerror.contents[countains].add(server)
if min_size is not None:
MaxURIerror.min_sizes[min_size].add(server)
@staticmethod
def content_identification(data: bytes) -> Tuple[str, Union[str, None]]:
"""
This function returns a server name
if the response match.
"""
logger_debug("Trying to identify server from response hash (sha512).")
hash_ = sha512(data).digest()
servers = MaxURIerror.hashes.get(hash_)
if servers is not None:
logger_info(
"Response hash match with "
f"{', '.join(servers)!r} ! (sha512: {hash_.hex()})"
)
return servers
else:
logger_debug(
f"Response hash does not match. (sha512: {hash_.hex()})"
)
logger_debug("Trying to identify server from response content.")
for content, servers in MaxURIerror.contents.items():
if len(content) < 55:
if data == content:
logger_info(
"Response content match with "
f"{''.join(servers)!r} ! (content: {content!r})"
)
return servers
else:
if content in data:
logger_info(
"Response content match with "
f"{''.join(servers)!r} ! (content: {content!r})"
)
return servers
servers: Dict[str, List[MaxURIerror]] = {
"IIS": [
MaxURIerror("IIS", 16379, 414, IIS_414_hash, IIS_414_content),
MaxURIerror("IIS", None, None, IIS_400_hash, IIS_400_content),
MaxURIerror("IIS", 16283, 400, IIS_400_hash2, IIS_400_content2),
],
"Python": [MaxURIerror("Python", 65521, 414, PYTHON_hash, PYTHON_content)],
"Apache": [MaxURIerror("Apache", 8178, 414, APACHE_hash, APACHE_content)],
"NGINX": [MaxURIerror("NGINX", 8177, 414, NGINX_hash, NGINX_content)],
"Lighttp": [
# MaxURIerror("Lighttp", 8127, 431),
MaxURIerror("Lighttp", 8088, 431, LIGHTTPD_hash, LIGHTTPD_content),
],
"OpenLiteSpeed": [
MaxURIerror(
"OpenLiteSpeed", 32769, 414, LITE_SPEED_hash, LITE_SPEED_content
),
MaxURIerror("OpenLiteSpeed", 21552, 503),
MaxURIerror("OpenLiteSpeed", 21552, 0),
],
"Caddy": [
# MaxURIerror("Caddy", 69567, 431),
MaxURIerror("Caddy", 1052568, 431, CADDY_hash, CADDY_content),
],
"Tomcat": [
# MaxURIerror("Tomcat", 8123, 400),
MaxURIerror("Tomcat", 8083, 400, TOMCAT_hash, TOMCAT_content),
],
"Traefik": [
MaxURIerror("Traefik", 1052611, 431),
MaxURIerror("Traefik", 1052563, 431),
MaxURIerror("Traefik", 1052568, 431),
MaxURIerror("Traefik", 1052571, 431, TRAEFIK_hash, TRAEFIK_content),
],
"WitchServer": [MaxURIerror("WitchServer", None, 0)], # unstable
"Cherokee": [
MaxURIerror("Cherokee", 10136, 413),
MaxURIerror("Cherokee", 8088, 0),
],
"H2O": [
# MaxURIerror("H2O", 417726, 400),
MaxURIerror("H2O", 417683, 400, H2O_hash, H2O_content),
],
"Quark": [MaxURIerror("Quark", 201, 431, QUARK_hash, QUARK_content)],
"Twisted": [
# MaxURIerror("Twisted", 16327, 400),
MaxURIerror("Twisted", 16285, 400),
MaxURIerror("Twisted", 16371, 0),
],
"Ruby": [MaxURIerror("Ruby", 2687, 414, RUBY_hash, RUBY_content)],
"PerlMojolicious": [ # do not support route "/"
MaxURIerror("PerlMojolicious", 8177, 500, PERLM_hash, PERLM_content)
],
"PerlPlack": [
# MaxURIerror("PerlPlack", 131008, 0),
MaxURIerror("PerlPlack", 130963, 0),
],
"NodeJS": [
# MaxURIerror("NodeJS", 16343, 431),
MaxURIerror("NodeJS", 16303, 431),
],
"Php": [
MaxURIerror("Php", 81811, 0), # MaxURIerror("Php", 61358, 0)
],
"Erlang": [ # do not support query string
MaxURIerror("Erlang", 4094, 500, ERLANG_hash, ERLANG_content)
],
"Busybox": [MaxURIerror("Busybox", None, None)],
"Webfs": [
MaxURIerror("Webfs", 2048, 400, WEBFS_hash, WEBFS_content),
MaxURIerror("Webfs", 3987, 0),
],
}
@dataclass
class CustomResponse:
status: int
reason: str
def read(self) -> bytes:
"""
Compatibility with HTTPResponse.
"""
return b""
class WebServerIdentifier:
"""
This class implements the Web Server Identifier.
target: The target host (examples: "10.101.10.101:8000", "example.com")
ssl: Use HTTPS (SSL, Encryption)
"""
def __init__(
self,
target: str,
baseuri: str = "/",
ssl: bool = False,
interval: float = 0,
user_agent: str = "WebServerIdentifier " + __version__,
*args,
**kwargs,
):
self.max_size: int = None
self.target: str = target
self.request_counter: int = 0
self.error_status: int = None
self.error_reason: str = None
self.interval: float = interval
self.last_response: HTTPResponse = None
self.baseuri: str = baseuri if baseuri[-1] == "/" else (baseuri + "/")
self.headers = {"User-Agent": user_agent}
self.connection_class: Callable = (
partial(HTTPSConnection, target, *args, **kwargs)
if ssl
else partial(HTTPConnection, target, *args, **kwargs)
)
self.baseuri_length = len(baseuri)
def request(self, method: str = "GET", size: int = 0) -> HTTPResponse:
"""
This function requests the Web Server.
method: HTTP method to use
size: Size of the Query String
"""
connection = self.connection_class()
logger_debug("New connection built.")
uri = self.baseuri
size = size - self.baseuri_length - 1
if size > 0:
uri += "?" + get_random_strings(size, urlsafe=True)
else:
size = 0
logger_debug(f"URI size: {size}.")
try:
connection.request(method, uri, headers=self.headers)
self.request_counter += 1
logger_debug(
f"Request {self.request_counter} sent. Get response..."
)
response = connection.getresponse()
except (
ConnectionRefusedError,
ConnectionResetError,
TimeoutError,
timeout,
) as e:
response = CustomResponse(0, e.__class__.__name__)
logger_debug("Connection error.")
return response
@staticmethod
def get_min_and_max() -> Tuple[int, int]:
"""
This function returns the minimum and maximum
size to get a "too long URI error".
"""
logger_debug("Get minimum and maximum server URI sizes.")
sizes = MaxURIerror.min_sizes
return min(sizes), max(sizes)
def get_max_URI_size(
self, *args, **kwargs
) -> Generator[Tuple[int, HTTPResponse]]:
"""
This function detects the max URI length of the target.
"""
error_codes: Dict[int, Set[str]] = MaxURIerror.status
min_, max_ = self.get_min_and_max()
interval: int = self.interval
status: int = 0
diff: int = 0
error_status: int = None
error_reason: str = None
logger_debug("Start the search for maximum URI length...")
while diff != 1:
if interval and diff:
sleep(interval)
diff = round((max_ - min_) / 2) or 1
size = min_ + diff
response = self.request(*args, size=size, **kwargs)
status = response.status
if status in error_codes:
max_ = size
error_status = status
error_reason = response.reason
else:
min_ = size
logger_debug(f"Request size: {size}, response status: {status}")
yield size, response
if status in error_codes:
size = size - 1
self.max_size = size
self.last_response = response
self.error_status = error_status
self.error_reason = error_reason
logger_info(
f"Maximum URI length found: {size}, status: "
f"{error_status}, reason: {error_reason}."
)
yield size, response
def identify_server(
self, *args, **kwargs
) -> Generator[HTTPResponse, int, Dict[int, str], Iterable[str]]:
"""
This function identifies the target's web server.
"""
maxsize_servers: Dict[int, Set[str]] = {
k: v for k, v in MaxURIerror.min_sizes.items()
}
content_identification: Callable = MaxURIerror.content_identification
error_codes: Dict[int, Set[str]] = MaxURIerror.status
status_responses: Set[int] = set()
interval: int = self.interval
response: HTTPResponse = None
last_size: int = 0
while len(maxsize_servers) > 1:
if interval and response:
sleep(interval)
middle = round(median(maxsize_servers))
if last_size == middle:
logger_debug(
"Median is the same than the precedent request... "
f"Add 1 to the median ({middle})"
)
middle += 1
response = self.request(*args, size=middle, **kwargs)
status = response.status
logger_debug(f"Request size: {middle}, response status: {status}.")
if status in error_codes:
if status not in status_responses:
servers = content_identification(response.read())
if servers is None:
pass
elif len(servers) == 1:
yield response, middle, servers
return None
else:
new_maxsize_servers = defaultdict(set)
for size, names in maxsize_servers.items():
for name in names:
if name in servers:
new_maxsize_servers[size].add(name)
maxsize_servers = new_maxsize_servers
status_responses.add(status)
condition = lt
else:
condition = ge
maxsize_servers = {
size: name
for size, name in maxsize_servers.items()
if condition(size, middle)
}
last_size = middle
logger_debug(f"Servers size: {len(maxsize_servers)}.")
yield response, middle, maxsize_servers.values()
servers = self.compare_matching_servers(
*maxsize_servers.popitem(), status_responses
)
yield response, middle, servers
def compare_matching_servers(
self, maxsize: int, server: Set[str], status_responses: Set[int]
) -> List[str]:
"""
This function compares Web servers matching
with the max URI size (using error codes).
"""
logger_debug("Identifying the Web Server...")
if not status_responses:
return {"Busybox"}
servers_: Set[str] = MaxURIerror.min_sizes[maxsize].copy()
maxsize_servers_matching = len(servers_)