This script is Copyright (C) 2000-2015 Tenable Network Security, Inc.
The remote web server has a PHP script that is affected
by a denial of service vulnerability.
The remote vpopmail server is vulnerable to an input
validation bug that could allow any user to crash the server
by providing a specially crafted username.
Upgrade to vpopmail 4.8 or later.
Risk factor :
Medium / CVSS Base Score : 5.0
CVSS Temporal Score : 5.0