STIGQter: STIG Summary: Cloud Linux AlmaLinux OS 9 Security Technical Implementation Guide Version: 1 Release: 7 Benchmark Date: 01 Jul 2026:

AlmaLinux OS 9 must prevent the chrony daemon from acting as a server.

DISA Rule

SV-269333r1050215_rule

Vulnerability Number

V-269333

Group Title

SRG-OS-000095-GPOS-00049

Rule Version

ALMA-09-028620

Severity

CAT II

CCI(s)

• CCI-000381 - Configure the system to provide only organization-defined mission essential capabilities.

Weight

10

Fix Recommendation

Configure AlmaLinux OS 9 to disable the chrony daemon from acting as a server by adding/modifying the following line in the /etc/chrony.conf file:

port 0

Check Contents

Verify AlmaLinux OS 9 disables the chrony daemon from acting as a server with the following command:

$ chronyd -p | grep -w port

port 0

If the "port" option is not set to "0" or is missing, this is a finding.

Vulnerability Number

V-269333

Documentable

False

Rule Version

ALMA-09-028620

Severity Override Guidance

Verify AlmaLinux OS 9 disables the chrony daemon from acting as a server with the following command:

$ chronyd -p | grep -w port

port 0

If the "port" option is not set to "0" or is missing, this is a finding.

Check Content Reference

M

Target Key

5664