DISA STIG for Red Hat OpenShift Container Platform 4 - Node level
Rules and Groups employed by this XCCDF Profile
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Kubernetes Settings
Each section of this configuration guide includes information about the configuration of a Kubernetes cluster and a set of recommendations for hard...Group -
System and Software Integrity
System and software integrity can be gained by installing antivirus, increasing system encryption strength with FIPS, verifying installed software,...Group -
Ensure the Container Runtime rejects unsigned images by default
<p> The OpenShift Platform allows for verifying the signature of a container image before pulling it. this is done via the policy.js...Rule Medium Severity -
OpenShift etcd Settings
Contains rules that check correct OpenShift etcd settings.Group -
Configure A Unique CA Certificate for etcd
A unique CA certificate should be created for <code>etcd</code>. OpenShift by default creates separate PKIs for etcd and the Kubernetes API server...Rule Medium Severity -
Kubernetes - General Security Practices
Contains evaluations for general security practices for operating a Kubernetes environment.Group -
Kubernetes Pod Logs Must Be Owned and Group Owned By Root and have permissions 755
<p> All logs must be owned by root user and group and have permissions 755. By default, the path for the Kubernetes pod logs is <pre...Rule Medium Severity -
Kubernetes Kubelet Settings
The Kubernetes Kubelet is an agent that runs on each node in the cluster. It makes sure that containers are running in a pod. The kubelet takes a ...Group -
Disable Anonymous Authentication to the Kubelet
By default, anonymous access to the Kubelet server is enabled. This configuration check ensures that anonymous requests to the Kubelet server are d...Rule Medium Severity -
Ensure authorization is set to Webhook
Unauthenticated/unauthorized users should have no access to OpenShift nodes. The Kubelet should be set to only allow Webhook authorization. To ensu...Rule Medium Severity -
kubelet - Configure the Client CA Certificate
By default, the kubelet is not configured with a CA certificate which can subject the kubelet to man-in-the-middle attacks. To configure a client ...Rule Medium Severity -
Kubelet - Ensure Event Creation Is Configured
Security relevant information should be captured. The eventRecordQPS Kubelet option can be used to limit the rate at which events are gathered. Set...Rule Medium Severity -
Ensure that the Kubelet only makes use of Strong Cryptographic Ciphers
Ensure that the Kubelet is configured to only use strong cryptographic ciphers. To set the cipher suites for the kubelet, create new or modify exis...Rule Medium Severity -
Ensure Kubelet is configured with allowed TLS versions
<p> The configuration <code>tlsSecurityProfile</code> specifies TLS configurations to be used while establishing connections with th...Rule Medium Severity -
kubelet - Enable Certificate Rotation
To enable the kubelet to rotate client certificates, edit the kubelet configuration file <code>/etc/kubernetes/kubelet.conf</code> on the kubelet n...Rule Medium Severity -
kubelet - Enable Client Certificate Rotation
To enable the kubelet to rotate client certificates, edit the kubelet configuration file <code>/etc/kubernetes/kubelet.conf</code> on the kubelet n...Rule Medium Severity -
kubelet - Allow Automatic Firewall Configuration
The kubelet has the ability to automatically configure the firewall to allow the containers required ports and connections to networking resources ...Rule Medium Severity -
kubelet - Enable Protect Kernel Defaults
<p> Protect tuned kernel parameters from being overwritten by the kubelet. </p> <p> Before enabling this kernel parame...Rule Medium Severity -
kubelet - Set Up Sysctl to Enable Protect Kernel Defaults
<p> Setup required tuned kernel parameters before enabling overwritten protection. Note that depending on the Linux distribution and...Rule Medium Severity -
kubelet - Set Up Sysctl to Enable Protect Kernel Defaults - Check sysctl configuration file exist
<p> Setup required tuned kernel parameters before enabling overwritten protection. </p> <p> Before enabling kernel par...Rule Medium Severity
Node 2
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