This script is Copyright (C) 1999-2017 Tenable Network Security, Inc.
The remote web server is affected by a denial of service
It is possible to make the IIS FTP server close all the active
connections by issuing a too long NLST command, which will make the
server crash. An attacker can use this flaw to prevent people from
downloading data from your FTP server.
See also :
Apply the patch referenced above.
Risk factor :
Medium / CVSS Base Score : 5.0
CVSS Temporal Score : 4.1