The Kubernetes API Server must be set to audit log maximum backup.
Severity | Group ID | Group Title | Version | Rule ID | Date | STIG Version |
|---|---|---|---|---|---|---|
| medium | V-242463 | SRG-APP-000516-CTR-001335 | CNTR-K8-003300 | SV-242463r961863_rule | 2025-02-20 | 2 |
| Description |
|---|
| The Kubernetes API Server must set enough storage to retain logs for monitoring suspicious activity and system misconfiguration, and provide evidence for Cyber Security Investigations. |
| ℹ️ Check |
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| Change to the /etc/kubernetes/manifests/ directory on the Kubernetes Control Plane. Run the command: grep -i audit-log-maxbackup * If the setting "audit-log-maxbackup" is not set in the Kubernetes API Server manifest file or it is set less than "10", this is a finding. |
| ✔️ Fix |
|---|
| Edit the Kubernetes API Server manifest file in the /etc/kubernetes/manifests directory on the Kubernetes Control Plane. Set the value of "--audit-log-maxbackup" to a minimum of "10". |