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← Back to Red Hat Enterprise Linux 9 Security Technical Implementation Guide

V-257944

CAT II (Medium)

RHEL 9 chronyd service must be enabled.

Rule ID

SV-257944r1038944_rule

STIG

Red Hat Enterprise Linux 9 Security Technical Implementation Guide

Version

V2R8

CCIs

CCI-004923CCI-001891

Discussion

Inaccurate time stamps make it more difficult to correlate events and can lead to an inaccurate analysis. Determining the correct time a particular event occurred on a system is critical when conducting forensic analysis and investigating system events. Sources outside the configured acceptable allowance (drift) may be inaccurate. Synchronizing internal information system clocks provides uniformity of time stamps for information systems with multiple system clocks and systems connected over a network.

Check Content

Verify the chronyd service is active with the following command:

$ systemctl is-active chronyd

active 

If the chronyd service is not active, this is a finding.

Fix Text

To enable the chronyd service run the following command:

$ sudo systemctl enable --now chronyd