BSI IT-Grundschutz (Basic Protection) Building Block SYS.1.6 and APP.4.4
Rules and Groups employed by this XCCDF Profile
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Ensure roles are defined in the cluster
<p> RBAC is a critical feature in terms of security for Kubernetes and OpenShift. It enables administrators to segment the privilege...Rule Medium Severity -
Minimize Wildcard Usage in Cluster and Local Roles
Kubernetes Cluster and Local Roles provide access to resources based on sets of objects and actions that can be taken on those objects. It is possi...Rule Medium Severity -
Kubernetes - Registry Security Practices
Contains evaluations for Kubernetes registry security practices, and cluster-wide registry configuration.Group -
Allowed registries are configured
The configuration <code>registrySources.allowedRegistries</code> determines the permitted registries that the OpenShift container runtime can acces...Rule Medium Severity -
Allowed registries for import are configured
The configuration <code>allowedRegistriesForImport</code> limits the container image registries from which normal users may import images. This is ...Rule Medium Severity -
Check configured allowed registries for import uses secure protocol
The configuration <code>allowedRegistriesForImport</code> limits the container image registries from which normal users may import images. This is ...Rule Medium Severity -
Check if any insecure registry sources is configured
The configuration <code>registrySources.insecureRegistries</code> determines the insecure registries that the OpenShift container runtime can acces...Rule Medium Severity -
OpenShift - Risk Assessment Settings
Contains evaluations for the cluster's risk assessment configuration settings.Group -
Ensure that Compliance Operator is scanning the cluster
<a href="https://docs.openshift.com/container-platform/latest/security/compliance_operator/compliance-operator-understanding.html#compliance-operat...Rule Medium Severity -
Ensure that Compliance Operator scans are running periodically
<a href="https://docs.openshift.com/container-platform/latest/security/compliance_operator/compliance-operator-understanding.html#compliance-operat...Rule Medium Severity -
Security Context Constraints (SCC)
Similar to the way that RBAC resources control user access, administrators can use Security Context Constraints (SCCs) to control permissions for p...Group -
Drop Container Capabilities
Containers should not enable more capabilities than needed as this opens the door for malicious use. To disable the capabilities, the appropriate S...Rule Medium Severity -
Limit Container Capabilities
<p> Containers should not enable more capabilites than needed as this opens the door for malicious use. To enable only the required ...Rule Medium Severity -
Limit Containers Ability to use the HostDir volume plugin
Containers should be allowed to use the <code>hostPath</code> volume type unless necessary. To prevent containers from using the host filesystem th...Rule Medium Severity -
Limit Containers Ability to bind to privileged ports
Containers should be limited to bind to non-privileged ports directly on the hosts. To prevent containers from binding to privileged ports on the h...Rule Medium Severity -
Limit Access to the Host IPC Namespace
Containers should not be allowed access to the host's Interprocess Communication (IPC) namespace. To prevent containers from getting access to a ho...Rule Medium Severity -
Limit Use of the CAP_NET_RAW
Containers should not enable more capabilities than needed as this opens the door for malicious use. <code>CAP_NET_RAW</code> enables a container t...Rule Medium Severity -
Limit Access to the Host Network Namespace
Containers should not be allowed access to the host's network namespace. To prevent containers from getting access to a host's network namespace, t...Rule Medium Severity -
Limit Containers Ability to Escalate Privileges
Containers should be limited to only the privileges required to run and should not be allowed to escalate their privileges. To prevent containers f...Rule Medium Severity -
Limit Privileged Container Use
Containers should be limited to only the privileges required to run. To prevent containers from running as privileged containers, the appropriate S...Rule Medium Severity
Node 2
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