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III - Administrative Classified

Rules and Groups employed by this XCCDF Profile

  • SRG-APP-000219-CTR-000550

    <GroupDescription></GroupDescription>
    Group
  • Kubernetes etcd must have the SSL Certificate Authority set.

    &lt;VulnDiscussion&gt;Kubernetes stores configuration and state information in a distributed key-value store called etcd. Anyone who can write to e...
    Rule Medium Severity
  • SRG-APP-000219-CTR-000550

    <GroupDescription></GroupDescription>
    Group
  • Kubernetes etcd must have a certificate for communication.

    &lt;VulnDiscussion&gt;Kubernetes stores configuration and state information in a distributed key-value store called etcd. Anyone who can write to e...
    Rule Medium Severity
  • SRG-APP-000219-CTR-000550

    <GroupDescription></GroupDescription>
    Group
  • Kubernetes etcd must have a key file for secure communication.

    &lt;VulnDiscussion&gt;Kubernetes stores configuration and state information in a distributed key-value store called etcd. Anyone who can write to e...
    Rule Medium Severity
  • SRG-APP-000219-CTR-000550

    <GroupDescription></GroupDescription>
    Group
  • Kubernetes etcd must have peer-cert-file set for secure communication.

    &lt;VulnDiscussion&gt;Kubernetes stores configuration and state information in a distributed key-value store called etcd. Anyone who can write to e...
    Rule Medium Severity
  • SRG-APP-000219-CTR-000550

    <GroupDescription></GroupDescription>
    Group
  • Kubernetes etcd must have a peer-key-file set for secure communication.

    &lt;VulnDiscussion&gt;Kubernetes stores configuration and state information in a distributed key-value store called etcd. Anyone who can write to e...
    Rule Medium Severity
  • SRG-APP-000233-CTR-000585

    <GroupDescription></GroupDescription>
    Group
  • Kubernetes Kubelet must enable kernel protection.

    &lt;VulnDiscussion&gt;System kernel is responsible for memory, disk, and task management. The kernel provides a gateway between the system hardware...
    Rule High Severity
  • SRG-APP-000342-CTR-000775

    <GroupDescription></GroupDescription>
    Group
  • The Kubernetes API server must have the ValidatingAdmissionWebhook enabled.

    &lt;VulnDiscussion&gt;Enabling the admissions webhook allows for Kubernetes to apply policies against objects that are to be created, read, updated...
    Rule High Severity
  • SRG-APP-000342-CTR-000775

    <GroupDescription></GroupDescription>
    Group
  • Kubernetes must have a pod security policy set.

    &lt;VulnDiscussion&gt;Enabling the admissions webhook allows for Kubernetes to apply policies against objects that are to be created, read, updated...
    Rule High Severity
  • SRG-APP-000435-CTR-001070

    <GroupDescription></GroupDescription>
    Group
  • Kubernetes API Server must configure timeouts to limit attack surface.

    &lt;VulnDiscussion&gt;Kubernetes API Server request timeouts sets the duration a request stays open before timing out. Since the API Server is the ...
    Rule Medium Severity
  • SRG-APP-000454-CTR-001110

    <GroupDescription></GroupDescription>
    Group
  • Kubernetes must remove old components after updated versions have been installed.

    &lt;VulnDiscussion&gt;Previous versions of Kubernetes components that are not removed after updates have been installed may be exploited by adversa...
    Rule Medium Severity
  • SRG-APP-000456-CTR-001125

    <GroupDescription></GroupDescription>
    Group
  • Kubernetes must contain the latest updates as authorized by IAVMs, CTOs, DTMs, and STIGs.

    &lt;VulnDiscussion&gt;Kubernetes software must stay up to date with the latest patches, service packs, and hot fixes. Not updating the Kubernetes c...
    Rule Medium Severity
  • SRG-APP-000516-CTR-001325

    <GroupDescription></GroupDescription>
    Group
  • The Kubernetes component manifests must be owned by root.

    &lt;VulnDiscussion&gt;The Kubernetes manifests are those files that contain the arguments and settings for the Control Plane services. These servic...
    Rule Medium Severity
  • SRG-APP-000516-CTR-001325

    <GroupDescription></GroupDescription>
    Group
  • The Kubernetes component etcd must be owned by etcd.

    &lt;VulnDiscussion&gt;The Kubernetes etcd key-value store provides a way to store data to the Control Plane. If these files can be changed, data to...
    Rule Medium Severity
  • SRG-APP-000516-CTR-001325

    <GroupDescription></GroupDescription>
    Group
  • The Kubernetes conf files must be owned by root.

    &lt;VulnDiscussion&gt;The Kubernetes conf files contain the arguments and settings for the Control Plane services. These services are controller an...
    Rule Medium Severity
  • SRG-APP-000516-CTR-001325

    <GroupDescription></GroupDescription>
    Group
  • The Kubernetes Kube Proxy kubeconfig must have file permissions set to 644 or more restrictive.

    &lt;VulnDiscussion&gt;The Kubernetes Kube Proxy kubeconfig contain the argument and setting for the Control Planes. These settings contain network ...
    Rule Medium Severity
  • SRG-APP-000516-CTR-001325

    <GroupDescription></GroupDescription>
    Group
  • The Kubernetes Kube Proxy kubeconfig must be owned by root.

    &lt;VulnDiscussion&gt;The Kubernetes Kube Proxy kubeconfig contain the argument and setting for the Control Planes. These settings contain network ...
    Rule Medium Severity
  • SRG-APP-000516-CTR-001325

    <GroupDescription></GroupDescription>
    Group
  • The Kubernetes Kubelet certificate authority file must have file permissions set to 644 or more restrictive.

    &lt;VulnDiscussion&gt;The Kubernetes kubelet certificate authority file contains settings for the Kubernetes Node TLS certificate authority. Any re...
    Rule Medium Severity
  • SRG-APP-000516-CTR-001325

    <GroupDescription></GroupDescription>
    Group
  • The Kubernetes Kubelet certificate authority must be owned by root.

    &lt;VulnDiscussion&gt;The Kubernetes kube proxy kubeconfig contain the argument and setting for the Control Planes. These settings contain network ...
    Rule Medium Severity
  • SRG-APP-000516-CTR-001325

    <GroupDescription></GroupDescription>
    Group
  • The Kubernetes component PKI must be owned by root.

    &lt;VulnDiscussion&gt;The Kubernetes PKI directory contains all certificates (.crt files) supporting secure network communications in the Kubernete...
    Rule Medium Severity
  • SRG-APP-000516-CTR-001325

    <GroupDescription></GroupDescription>
    Group
  • The Kubernetes kubelet KubeConfig must have file permissions set to 644 or more restrictive.

    &lt;VulnDiscussion&gt;The Kubernetes kubelet agent registers nodes with the API Server, mounts volume storage for pods, and performs health checks ...
    Rule Medium Severity
  • SRG-APP-000516-CTR-001325

    <GroupDescription></GroupDescription>
    Group
  • The Kubernetes kubelet KubeConfig file must be owned by root.

    &lt;VulnDiscussion&gt;The Kubernetes kubelet agent registers nodes with the API server and performs health checks to containers within pods. If the...
    Rule Medium Severity
  • SRG-APP-000516-CTR-001325

    <GroupDescription></GroupDescription>
    Group
  • The Kubernetes kubeadm.conf must be owned by root.

    &lt;VulnDiscussion&gt;The Kubernetes kubeeadm.conf contains sensitive information regarding the cluster nodes configuration. If this file can be mo...
    Rule Medium Severity
  • SRG-APP-000516-CTR-001325

    <GroupDescription></GroupDescription>
    Group
  • The Kubernetes kubeadm.conf must have file permissions set to 644 or more restrictive.

    &lt;VulnDiscussion&gt;The Kubernetes kubeadm.conf contains sensitive information regarding the cluster nodes configuration. If this file can be mod...
    Rule Medium Severity
  • SRG-APP-000516-CTR-001330

    <GroupDescription></GroupDescription>
    Group
  • The Kubernetes kubelet config must have file permissions set to 644 or more restrictive.

    &lt;VulnDiscussion&gt;The Kubernetes kubelet agent registers nodes with the API server and performs health checks to containers within pods. If thi...
    Rule Medium Severity
  • SRG-APP-000516-CTR-001330

    <GroupDescription></GroupDescription>
    Group
  • The Kubernetes kubelet config must be owned by root.

    &lt;VulnDiscussion&gt;The Kubernetes kubelet agent registers nodes with the API Server and performs health checks to containers within pods. If thi...
    Rule Medium Severity

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