OL 9 must disable network management of the chrony daemon.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-271698 | OL09-00-002321 | SV-271698r1091806_rule | CCI-000382 | low |
| 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 | ||||
| STIG | Date | |||
| Oracle Linux 9 Security Technical Implementation Guide | 2025-05-08 | |||
Details
Check Text (C-271698r1091806_chk)
Verify that OL 9 disables network management of the chrony daemon with the following command:
$ 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 Text (F-75655r1091805_fix)
Configure OL 9 to disable network management of the chrony daemon by adding/modifying the following line in the /etc/chrony.conf file:
cmdport 0