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DISA STIG for Red Hat OpenShift Container Platform 4 - Node level

Rules and Groups employed by this XCCDF Profile

  • kubelet - Set Up Sysctl to Enable Protect Kernel Defaults - Check Parameter kernel.keys.root_maxbytes

    <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 Parameter kernel.keys.root_maxkeys

    <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 Parameter kernel.panic

    <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 Parameter kernel.panic_on_oops

    <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 Parameter vm.overcommit_memory

    <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 Parameter vm.panic_on_oom

    <p> Setup required tuned kernel parameters before enabling overwritten protection. Note that depending on the Linux distribution and...
    Rule Medium Severity
  • kubelet - Enable Server Certificate Rotation

    To enable the kubelet to rotate server certificates, edit the kubelet configuration file <code>/etc/kubernetes/kubelet.conf</code> on the kubelet n...
    Rule Medium Severity
  • kubelet - Do Not Disable Streaming Timeouts

    Timouts for streaming connections should not be disabled as they help to prevent denial-of-service attacks. To configure streaming connection timeo...
    Rule Medium Severity
  • Ensure Eviction threshold Settings Are Set - evictionHard: imagefs.available

    <p>Two types of garbage collection are performed on an OpenShift Container Platform node:</p> <ul> <li...
    Rule Medium Severity
  • Ensure Eviction threshold Settings Are Set - evictionHard: memory.available

    <p>Two types of garbage collection are performed on an OpenShift Container Platform node:</p> <ul> <li...
    Rule Medium Severity
  • Ensure Eviction threshold Settings Are Set - evictionHard: nodefs.available

    <p>Two types of garbage collection are performed on an OpenShift Container Platform node:</p> <ul> <li...
    Rule Medium Severity
  • Ensure Eviction threshold Settings Are Set - evictionHard: nodefs.inodesFree

    <p>Two types of garbage collection are performed on an OpenShift Container Platform node:</p> <ul> <li...
    Rule Medium Severity
  • OpenShift - Master Node Settings

    Contains evaluations for the master node configuration settings.
    Group
  • Verify Group Who Owns The OpenShift Container Network Interface Files

    To properly set the group owner of /etc/cni/net.d/*, run the command:
    $ sudo chgrp root /etc/cni/net.d/*
    Rule Medium Severity
  • Verify Group Who Owns The OpenShift Controller Manager Kubeconfig File

    To properly set the group owner of <code>/etc/kubernetes/static-pod-resources/kube-controller-manager-pod-*/configmaps/controller-manager-kubeconf...
    Rule Medium Severity
  • Verify Group Who Owns The Etcd Database Directory

    To properly set the group owner of /var/lib/etcd/member/, run the command:
    $ sudo chgrp root /var/lib/etcd/member/
    Rule Medium Severity
  • Verify Group Who Owns The Etcd Write-Ahead-Log Files

    To properly set the group owner of /var/lib/etcd/member/wal/*, run the command:
    $ sudo chgrp root /var/lib/etcd/member/wal/*
    Rule Medium Severity
  • Verify Group Who Owns The etcd Member Pod Specification File

    To properly set the group owner of <code>/etc/kubernetes/manifests/etcd-pod.yaml</code>, run the command: <pre>$ sudo chgrp root /etc/kubernetes/m...
    Rule Medium Severity
  • Verify Group Who Owns The Etcd PKI Certificate Files

    To properly set the group owner of <code>/etc/kubernetes/static-pod-resources/*/*/*/*.crt</code>, run the command: <pre>$ sudo chgrp root /etc/kub...
    Rule Medium Severity
  • Verify Group Who Owns The OpenShift SDN Container Network Interface Plugin IP Address Allocations

    To properly set the group owner of <code>/var/lib/cni/networks/openshift-sdn/.*</code>, run the command: <pre>$ sudo chgrp root /var/lib/cni/netwo...
    Rule Medium Severity

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