This script is Copyright (C) 2015 Tenable Network Security, Inc.
The remote FreeBSD host is missing one or more security-related
Pieter Hintjens reports :
It is easy to bypass the security mechanism in 4.1.0 and 4.0.5 by
sending a ZMTP v2 or earlier header. The library accepts such
connections without applying its security mechanism.
See also :
Update the affected packages.
Risk factor :
Medium / CVSS Base Score : 4.3