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 bind-address parameter is not used
The Scheduler API service which runs on port 10251/TCP by default is used for health and metrics information and is available without authenticatio...Rule Medium Severity -
Ensure that the port parameter is zero
The Scheduler API service which runs on port 10251/TCP by default is used for health and metrics information and is available without authenticatio...Rule Medium Severity -
Kubernetes Secrets Management
Secrets let you store and manage sensitive information, such as passwords, OAuth tokens, and ssh keys. Such information might otherwise be put in a...Group -
Verify User Who Owns The Worker Kubeconfig File
To properly set the owner of/var/lib/kubelet/kubeconfig
, run the command:$ sudo chown root /var/lib/kubelet/kubeconfig
Rule Medium Severity -
Consider external secret storage
Consider the use of an external secrets storage and management system, instead of using Kubernetes Secrets directly, if you have more complex secre...Rule Medium Severity -
Do Not Use Environment Variables with Secrets
Secrets should be mounted as data volumes instead of environment variables.Rule Medium Severity -
Kubernetes - Worker Node Settings
Contains evaluations for the worker node configuration settings.Group -
Verify Group Who Owns The Kubelet Configuration File
To properly set the group owner of <code>/etc/kubernetes/kubelet.conf</code>, run the command: <pre>$ sudo chgrp root /etc/kubernetes/kubelet.conf...Rule Medium Severity -
Verify Group Who Owns The Worker Proxy Kubeconfig File
To ensure the Kubernetes ConfigMap is mounted into the sdn daemonset pods with the correct ownership, make sure that the <code>sdn-config</code> Co...Rule Medium Severity -
Verify Group Who Owns the Worker Certificate Authority File
To properly set the group owner of <code>/etc/kubernetes/kubelet-ca.crt</code>, run the command: <pre>$ sudo chgrp root /etc/kubernetes/kubelet-ca...Rule Medium Severity
Node 2
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Capacity
Modules