cis-ocp-v190-1.2.31

DevOps & Security

Ensure unsupported configuration overrides are not used (Manual)

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CIS Red Hat OpenShift Container Platform Benchmark v1.9.0 - Control 1.2.31

Profile Applicability

Level: 1

Description

OpenShift supported an option called unsupportedConfigOverrides that allowed users to opt into unsupported behavior. This option is no longer supported by OpenShift and should not be used.

Rationale

Users should stop using deprecated and unmaintained features in favor of supported features.

Impact

None. The feature is set to null by default and isn't used by default.

Audit Procedure

Make sure the unsupportedConfigOverrides in your deployment returns null using the following command:

oc get kubeapiserver/cluster -o jsonpath='{.spec.unsupportedConfigOverrides}'

The output should return null. Any other return value is a finding and you should migrate away from that particular configuration.

Remediation

None.

Default Value

By default, OpenShift sets this value to null and doesn't support overriding configuration with unsupported features.

References

https://access.redhat.com/solutions/5170671

CIS Controls

Controls Version	Control	IG 1	IG 2	IG 3
v8	2.2 Ensure Authorized Software is Currently Supported	*	*	*
v7	2.2 Ensure Software is Supported by Vendor	*	*	*

MITRE ATT&CK Mappings

This control does not have specific MITRE ATT&CK mappings in the benchmark.

Profile

Level 1 (Manual)