The system must not use UDP for NIS/NIS+.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-89637	VRAU-SL-000545	SV-100287r1_rule		Medium

Description
Implementing NIS or NIS+ under UDP may make the system more susceptible to a denial-of-service attack and does not provide the same quality of service as TCP.

STIG	Date
VMware vRealize Automation 7.x SLES Security Technical Implementation Guide	2018-10-12

Details

Check Text ( C-89329r1_chk )
If the SLES for vRealize does not use NIS or NIS+, this is not applicable. Check if NIS or NIS+ is implemented using UDP: # rpcinfo -p | grep yp | grep udp If NIS or NIS+ is implemented using UDP, this is a finding.

Fix Text (F-96379r1_fix)
Configure the SLES for vRealize to not use UDP for NIS and NIS+. Consult vendor documentation for the required procedure.