RHEL 10 must disable network management of the chrony daemon.
Severity | Group ID | Group Title | Version | Rule ID | Date | STIG Version |
|---|---|---|---|---|---|---|
| medium | V-280961 | SRG-OS-000096-GPOS-00050 | RHEL-10-200543 | SV-280961r1165238_rule | 2026-03-11 | 1 |
Description
Not exposing the management interface of the chrony daemon on the network diminishes the attack space.
Satisfies: SRG-OS-000096-GPOS-00050, SRG-OS-000095-GPOS-00049
ℹ️ Check
Verify RHEL 10 disables network management of the chrony daemon with the following command:
$ sudo grep -w cmdport /etc/chrony.conf
cmdport 0
If the "cmdport" option is not set to "0", is commented out, or is missing, this is a finding.
✔️ Fix
Configure RHEL 10 to disable network management of the chrony daemon by adding/modifying the following line in the "/etc/chrony.conf" file:
cmdport 0
Restart the chronyd service with the following command for the changes to take effect:
$ sudo systemctl restart chronyd