Guide to the Secure Configuration of Red Hat OpenShift Container Platform 4
Rules, Groups, and Values defined within the XCCDF Benchmark
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Ensure that the --kubelet-https argument is set to true
The kube-apiserver ensures https to the kubelet by default. The apiserver flag "--kubelet-https" is deprecated and should be either set to "true" o...Rule Medium Severity -
Disable Use of the Insecure Bind Address
OpenShift should not bind to non-loopback insecure addresses. Edit the <code>openshift-kube-apiserver</code> configmap and remove the <code>insecur...Rule Medium Severity -
Profiling is protected by RBAC
Ensure that the cluster-debugger cluster role includes the /metrics resource URL. This demonstrates that profiling is protected by RBAC, with a spe...Rule Medium Severity -
Prevent Insecure Port Access
By default, traffic for the OpenShift API server is served over HTTPS with authentication and authorization, and the secure API endpoint is bound t...Rule Medium Severity -
Configure the kubelet Certificate Authority for the API Server
To ensure OpenShift verifies kubelet certificates before establishing connections, follow the OpenShift documentation and setup the TLS connection ...Rule High Severity -
Configure the kubelet Certificate File for the API Server
To enable certificate based kubelet authentication, edit the <code>config</code> configmap in the <code>openshift-kube-apiserver</code> namespace a...Rule High Severity -
Configure the kubelet Certificate File for the API Server
To enable certificate based kubelet authentication, edit the <code>config</code> configmap in the <code>openshift-kube-apiserver</code> namespace a...Rule High Severity -
Configure the kubelet Certificate Key for the API Server
To enable certificate based kubelet authentication, edit the <code>config</code> configmap in the <code>openshift-kube-apiserver</code> namespace a...Rule High Severity -
Configure the kubelet Certificate Key for the API Server
To enable certificate based kubelet authentication, edit the <code>config</code> configmap in the <code>openshift-kube-apiserver</code> namespace a...Rule High Severity -
Ensure all admission control plugins are enabled
To make sure none of them is explicitly disabled except PodSecurity, run the following command: <pre>$ oc -n openshift-kube-apiserver get configmap...Rule Medium Severity
Node 2
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