1.1.1 Ensure that the API server pod specification file permissions are set to 600 or more restrictive

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Information

Ensure that the API server pod specification file has permissions of 600 or more restrictive.

Rationale:

The API server pod specification file controls various parameters that set the behavior of the API server. You should restrict its file permissions to maintain the integrity of the file. The file should be writable only by the administrators on the system.

Impact:

None

NOTE: Nessus has not performed this check. Please review the benchmark to ensure target compliance.

Solution

execute command:

chmod 600 /etc/kubernetes/static-pod-resources/kube-apiserver-pod.yaml

Default Value:

By default, in OpenShift 4, the kube-apiserver-pod.yaml file has permissions of 644.

See Also

https://workbench.cisecurity.org/files/4260