STIGQter: STIG Summary: Cisco NX-OS Switch NDM Security Technical Implementation Guide Version: 2 Release: 2 Benchmark Date: 23 Apr 2021:

The Cisco switch must be configured to synchronize its clock with the primary and secondary time sources using redundant authoritative time sources.

DISA Rule

SV-220498r604141_rule

Vulnerability Number

V-220498

Group Title

SRG-APP-000373-NDM-000298

Rule Version

CISC-ND-001030

Severity

CAT II

CCI(s)

• CCI-001893 - The information system identifies a secondary authoritative time source that is located in a different geographic region than the primary authoritative time source.
• CCI-000366 - The organization implements the security configuration settings.

Weight

10

Fix Recommendation

Configure the Cisco switch to synchronize its clock with redundant authoritative time sources as shown in the example below:

SW1(config)# feature ntp
SW1(config)# ntp distribute
SW1(config)# ntp server 10.1.12.10
SW1(config)# ntp server 10.1.22.13
SW1(config)# ntp commit
SW1(config)# end

Check Contents

Review the Cisco switch configuration to verify that it is compliant with this requirement as shown in the configuration example below:

ntp distribute
ntp server 10.1.12.10
ntp server 10.1.22.13
ntp commit

If the Cisco switch is not configured to synchronize its clock with redundant authoritative time sources, this is a finding.

Vulnerability Number

V-220498

Documentable

False

Rule Version

CISC-ND-001030

Severity Override Guidance

Review the Cisco switch configuration to verify that it is compliant with this requirement as shown in the configuration example below:

ntp distribute
ntp server 10.1.12.10
ntp server 10.1.22.13
ntp commit

If the Cisco switch is not configured to synchronize its clock with redundant authoritative time sources, this is a finding.

Check Content Reference

M

Target Key

4066

Comments