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The Kubernetes API Server audit log retention must be set.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-242464 | CNTR-K8-003310 | SV-242464r864029_rule | Medium |
| 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. |
| STIG | Date |
|---|---|
| Kubernetes Security Technical Implementation Guide | 2022-12-02 |
Details
| Check Text ( C-45739r863931_chk ) |
|---|
| Change to the /etc/kubernetes/manifests/ directory on the Kubernetes Control Plane. Run the command: grep -i audit-log-maxage * If the setting "audit-log-maxage" is not set in the Kubernetes API Server manifest file or it is set less than "30", this is a finding. |
| Fix Text (F-45697r863932_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-maxage" to a minimum of "30". |