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  4. CNTR-K8-000920 – The Kubernetes API Server must enforce ports, protocols, and services (PPS) that adhere to the Ports, Protocols, and Services Management Category Assurance List (PPSM CAL).
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CNTR-K8-000920 – The Kubernetes API Server must enforce ports, protocols, and services (PPS) that adhere to the Ports, Protocols, and Services Management Category Assurance List (PPSM CAL).

Details

Kubernetes API Server PPSs must be controlled and conform to the PPSM CAL. Those PPS that fall outside the PPSM CAL must be blocked. Instructions on the PPSM can be found in DoD Instruction 8551.01 Policy.

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

Solution

Amend any system documentation requiring revision. Update Kubernetes API Server manifest and namespace PPS configuration to comply with PPSM CAL.

Supportive Information

The following resource is also helpful.

This security hardening control applies to the following category of controls within NIST 800-53: Configuration Management.This control applies to the following type of system Unix.

References

Source

Updated on July 16, 2022
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