STIGQter: STIG Summary: Kubernetes Security Technical Implementation Guide Version: 2 Release: 6 Benchmark Date: 01 Apr 2026:

The Kubernetes Controller Manager must use TLS 1.2, at a minimum, to protect the confidentiality of sensitive data during electronic dissemination.

DISA Rule

SV-242376r960759_rule

Vulnerability Number

V-242376

Group Title

SRG-APP-000014-CTR-000035

Rule Version

CNTR-K8-000150

Severity

CAT II

CCI(s)

• CCI-000068 - Implement cryptographic mechanisms to protect the confidentiality of remote access sessions.

Weight

10

Fix Recommendation

Edit the Kubernetes Controller Manager manifest file in the /etc/kubernetes/manifests directory on the Kubernetes Control Plane. Set the value of "--tls-min-version" to "VersionTLS12" or higher.

Check Contents

Change to the /etc/kubernetes/manifests/ directory on the Kubernetes Control Plane. Run the command:

grep -i tls-min-version *

If the setting "tls-min-version" is not configured in the Kubernetes Controller Manager manifest file or it is set to "VersionTLS10" or "VersionTLS11", this is a finding.

Vulnerability Number

V-242376

Documentable

False

Rule Version

CNTR-K8-000150

Severity Override Guidance

Change to the /etc/kubernetes/manifests/ directory on the Kubernetes Control Plane. Run the command:

grep -i tls-min-version *

If the setting "tls-min-version" is not configured in the Kubernetes Controller Manager manifest file or it is set to "VersionTLS10" or "VersionTLS11", this is a finding.

Check Content Reference

M

Target Key

5376