This host has Null FTP Server installed and is prone to arbitrary code execution vulnerability.
Successful exploitation will allow attacker to execute arbitrary codes in the context of the application. Impact Level: Application
Upgarde to the latest version 220.127.116.11 or later http://www.vwsolutions.com/NullFTPServer/
An error is generated while handling custom SITE command containing shell metacharacters such as & (ampersand) as a part of an argument.
NULL FTP Server Free and Pro version prior to 18.104.22.168 on Windows