This script is Copyright (C) 2014-2017 Tenable Network Security, Inc.
The remote host is missing a security update.
The remote Mac OS X host contains a version of the NTP daemon that is
affected by multiple stack-based buffer overflow vulnerabilities that
can allow remote arbitrary code execution.
See also :
Install the vendor-supplied security patch for APPLE-SA-2014-12-22-1.
Risk factor :
High / CVSS Base Score : 7.5