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Guide to the Secure Configuration of Red Hat OpenShift Container Platform 4

Rules, Groups, and Values defined within the XCCDF Benchmark

  • Disable basic-auth-file for the API Server

    Basic Authentication should not be used for any reason. If needed, edit API Edit the <code>openshift-kube-apiserver</code> configmap and remove the <code>basic-auth-file</code> parameter: <pre> "ap...
    Rule Medium Severity
  • Ensure that the bindAddress is set to a relevant secure port

    The bindAddress is set by default to 0.0.0.0:6443, and listening with TLS enabled.
    Rule Low Severity
  • Ensure the openshift-oauth-apiserver service uses TLS

    By default, the OpenShift API Server uses TLS. HTTPS should be used for connections between openshift-apiserver and kube-apiserver. By default, the OpenShift OAuth API Server uses Intermediate prof...
    Rule Medium Severity
  • Configure the etcd Certificate Authority for the API Server

    To ensure etcd is configured to make use of TLS encryption for client connections, follow the OpenShift documentation and setup the TLS connection between the API Server and etcd. Then, verify that...
    Rule Medium Severity
  • Configure the etcd Certificate for the API Server

    To ensure etcd is configured to make use of TLS encryption for client communications, follow the OpenShift documentation and setup the TLS connection between the API Server and etcd. Then, verify t...
    Rule Medium Severity

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