This script is Copyright (C) 2002-2014 Tenable Network Security, Inc.
The remote service is vulnerable to a buffer overflow attack.
The remote RPC service 100300 (nisd) is vulnerable to a buffer overflow
attack that allows any user to obtain a root shell on this host.
See also :
Disable this service if you don't use it, or apply the relevant patch.
Risk factor :
High / CVSS Base Score : 7.5
CVSS Temporal Score : 7.5