STIGQter: STIG Summary: Kubernetes Security Technical Implementation Guide Version: 2 Release: 6 Benchmark Date: 01 Apr 2026:

Kubernetes Kubelet must deny hostname override.

DISA Rule

SV-242404r960960_rule

Vulnerability Number

V-242404

Group Title

SRG-APP-000133-CTR-000290

Rule Version

CNTR-K8-000850

Severity

CAT II

CCI(s)

CCI-001499 - Limit privileges to change software resident within software libraries.

Weight

Fix Recommendation

Run the command:
systemctl status kubelet.
Note the path to the drop-in file.

Determine the path to the environment file(s) with the command:
grep -i EnvironmentFile <path_to_drop_in_file>.

Remove the "--hostname-override" option from any environment file where it is present.

Restart the kubelet service using the following command:
systemctl daemon-reload && systemctl restart kubelet

Check Contents

On the Control Plane and Worker nodes, run the command:
ps -ef | grep kubelet

If the option "--hostname-override" is present, this is a finding.

Vulnerability Number

V-242404

Documentable

False

Rule Version

CNTR-K8-000850

Severity Override Guidance

On the Control Plane and Worker nodes, run the command:
ps -ef | grep kubelet

If the option "--hostname-override" is present, this is a finding.

Check Content Reference

Target Key

5376