TOSS 5 must disable network management of the chrony daemon.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-282484 | TOSS-05-000203 | SV-282484r1201332_rule | CCI-000381 | low |
| Description | ||||
| Not exposing the management interface of the chrony daemon on the network diminishes the attack space. Satisfies: SRG-OS-000095-GPOS-00049, SRG-OS-000096-GPOS-00050 | ||||
| STIG | Date | |||
| Tri-Lab Operating System Stack (TOSS) 5 Security Technical Implementation Guide | 2026-04-01 | |||
Details
Check Text (C-282484r1201332_chk)
Verify TOSS 5 disables network management of the chrony daemon using 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-86950r1201331_fix)
Configure TOSS 5 to disable network management of the chrony daemon by adding/modifying the following line in the "/etc/chrony.conf" file:
cmdport 0