STIGQter: STIG Summary: Kubernetes Security Technical Implementation Guide Version: 1 Release: 1 Benchmark Date: 13 Apr 2021:

Kubernetes Kubelet must enable tls-cert-file for client authentication to secure service.

DISA Rule

SV-242425r712631_rule

Vulnerability Number

V-242425

Group Title

SRG-APP-000219-CTR-000550

Rule Version

CNTR-K8-001470

Severity

CAT II

CCI(s)

• CCI-001184 - The information system protects the authenticity of communications sessions.

Weight

10

Fix Recommendation

Edit the Kubernetes Kuberlet file in the /etc/sysconfig directory on the Kubernetes Master Node. Set the argument "tls-cert-file" to an Approved Organization Certificate. Reset Kubelet service using the following command:

service kubelet restart

Check Contents

Change to the /etc/sysconfig/ directory on the Kubernetes Master Node. Run the commands:

grep -i tls-cert-file kubelet

If the setting "tls-cert-file" is not configured in the Kubernetes Kubelet, this is a finding.

Vulnerability Number

V-242425

Documentable

False

Rule Version

CNTR-K8-001470

Severity Override Guidance

Change to the /etc/sysconfig/ directory on the Kubernetes Master Node. Run the commands:

grep -i tls-cert-file kubelet

If the setting "tls-cert-file" is not configured in the Kubernetes Kubelet, this is a finding.

Check Content Reference

M

Target Key

5376

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