This script is Copyright (C) 1999-2013 Tenable Network Security, Inc.
The remote FTP server is vulnerable by an account-enumeration attack.
It is possible to determine the existence of a user on the remote
system by issuing the command CWD ~<username>.
An attacker may use this to determine the existence of known to be
vulnerable accounts (like guest) or to determine which system you are
There is no known solution at this time.
Risk factor :
Medium / CVSS Base Score : 5.0