V-242456—The Kubernetes kubelet config must have file permissions set to 644 or more restrictive.
CAT II - Medium
CNTR-K8-003230
>Control Description
The Kubernetes kubelet agent registers nodes with the API server and performs health checks to containers within pods. If this file can be modified, the information system would be unaware of pod or container degradation.
>Check Content
Review the permissions of the Kubernetes config.yaml by using the command: stat -c %a /var/lib/kubelet/config.yaml If any of the files are have permissions more permissive than "644", this is a finding.
>Remediation
Change the permissions of the config.yaml to "644" by executing the command: chmod 644 /var/lib/kubelet/config.yaml
>CCI References
Control Correlation Identifiers (CCIs) map STIG findings to NIST 800-53 controls.
>Cross-Framework Mappings
NIST SP 800-53 r5
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