mirror of
https://github.com/aquasecurity/kube-bench.git
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214 lines
7.9 KiB
YAML
214 lines
7.9 KiB
YAML
---
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controls:
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version: "eks-1.2.0"
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id: 4
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text: "Policies"
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type: "policies"
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groups:
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- id: 4.1
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text: "RBAC and Service Accounts"
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checks:
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- id: 4.1.1
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text: "Ensure that the cluster-admin role is only used where required (Manual)"
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type: "manual"
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remediation: |
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Identify all clusterrolebindings to the cluster-admin role. Check if they are used and
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if they need this role or if they could use a role with fewer privileges.
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Where possible, first bind users to a lower privileged role and then remove the
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clusterrolebinding to the cluster-admin role :
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kubectl delete clusterrolebinding [name]
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scored: false
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- id: 4.1.2
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text: "Minimize access to secrets (Manual)"
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type: "manual"
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remediation: |
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Where possible, remove get, list and watch access to secret objects in the cluster.
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scored: false
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- id: 4.1.3
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text: "Minimize wildcard use in Roles and ClusterRoles (Manual)"
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type: "manual"
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remediation: |
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Where possible replace any use of wildcards in clusterroles and roles with specific
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objects or actions.
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scored: false
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- id: 4.1.4
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text: "Minimize access to create pods (Manual)"
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type: "manual"
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remediation: |
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Where possible, remove create access to pod objects in the cluster.
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scored: false
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- id: 4.1.5
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text: "Ensure that default service accounts are not actively used. (Manual)"
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type: "manual"
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remediation: |
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Create explicit service accounts wherever a Kubernetes workload requires specific access
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to the Kubernetes API server.
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Modify the configuration of each default service account to include this value
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automountServiceAccountToken: false
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scored: false
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- id: 4.1.6
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text: "Ensure that Service Account Tokens are only mounted where necessary (Manual)"
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type: "manual"
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remediation: |
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Modify the definition of pods and service accounts which do not need to mount service
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account tokens to disable it.
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scored: false
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- id: 4.1.7
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text: "Avoid use of system:masters group (Manual)"
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type: "manual"
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remediation: |
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Remove the system:masters group from all users in the cluster.
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scored: false
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- id: 4.1.8
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text: "Limit use of the Bind, Impersonate and Escalate permissions in the Kubernetes cluster (Manual)"
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type: "manual"
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remediation: |
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Where possible, remove the impersonate, bind and escalate rights from subjects.
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scored: false
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- id: 4.2
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text: "Pod Security Policies"
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checks:
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- id: 4.2.1
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text: "Minimize the admission of privileged containers (Automated)"
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type: "manual"
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remediation: |
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Create a PSP as described in the Kubernetes documentation, ensuring that
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the .spec.privileged field is omitted or set to false.
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scored: false
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- id: 4.2.2
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text: "Minimize the admission of containers wishing to share the host process ID namespace (Automated)"
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type: "manual"
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remediation: |
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Create a PSP as described in the Kubernetes documentation, ensuring that the
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.spec.hostPID field is omitted or set to false.
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scored: false
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- id: 4.2.3
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text: "Minimize the admission of containers wishing to share the host IPC namespace (Automated)"
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type: "manual"
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remediation: |
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Create a PSP as described in the Kubernetes documentation, ensuring that the
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.spec.hostIPC field is omitted or set to false.
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scored: false
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- id: 4.2.4
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text: "Minimize the admission of containers wishing to share the host network namespace (Automated)"
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type: "manual"
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remediation: |
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Create a PSP as described in the Kubernetes documentation, ensuring that the
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.spec.hostNetwork field is omitted or set to false.
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scored: false
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- id: 4.2.5
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text: "Minimize the admission of containers with allowPrivilegeEscalation (Automated)"
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type: "manual"
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remediation: |
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Create a PSP as described in the Kubernetes documentation, ensuring that the
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.spec.allowPrivilegeEscalation field is omitted or set to false.
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scored: false
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- id: 4.2.6
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text: "Minimize the admission of root containers (Automated)"
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type: "manual"
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remediation: |
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Create a PSP as described in the Kubernetes documentation, ensuring that the
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.spec.runAsUser.rule is set to either MustRunAsNonRoot or MustRunAs with the range of
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UIDs not including 0.
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scored: false
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- id: 4.2.7
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text: "Minimize the admission of containers with added capabilities (Manual)"
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type: "manual"
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remediation: |
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Ensure that allowedCapabilities is not present in PSPs for the cluster unless
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it is set to an empty array.
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scored: false
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- id: 4.2.8
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text: "Minimize the admission of containers with capabilities assigned (Manual)"
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type: "manual"
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remediation: |
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Review the use of capabilities in applications running on your cluster. Where a namespace
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contains applications which do not require any Linux capabities to operate consider adding
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a PSP which forbids the admission of containers which do not drop all capabilities.
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scored: false
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- id: 4.3
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text: "CNI Plugin"
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checks:
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- id: 4.3.1
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text: "Ensure CNI plugin supports network policies (Manual)"
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type: "manual"
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remediation: |
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As with RBAC policies, network policies should adhere to the policy of least privileged
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access. Start by creating a deny all policy that restricts all inbound and outbound traffic
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from a namespace or create a global policy using Calico.
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scored: false
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- id: 4.3.2
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text: "Ensure that all Namespaces have Network Policies defined (Manual)"
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type: "manual"
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remediation: |
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Follow the documentation and create NetworkPolicy objects as you need them.
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scored: false
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- id: 4.4
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text: "Secrets Management"
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checks:
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- id: 4.4.1
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text: "Prefer using secrets as files over secrets as environment variables (Manual)"
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type: "manual"
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remediation: |
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If possible, rewrite application code to read secrets from mounted secret files, rather than
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from environment variables.
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scored: false
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- id: 4.4.2
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text: "Consider external secret storage (Manual)"
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type: "manual"
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remediation: |
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Refer to the secrets management options offered by your cloud provider or a third-party
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secrets management solution.
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scored: false
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- id: 4.5
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text: "Extensible Admission Control"
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checks: []
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- id: 4.6
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text: "General Policies"
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checks:
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- id: 4.6.1
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text: "Create administrative boundaries between resources using namespaces (Manual)"
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type: "manual"
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remediation: |
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Follow the documentation and create namespaces for objects in your deployment as you need
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them.
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scored: false
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- id: 4.6.2
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text: "Apply Security Context to Your Pods and Containers (Manual)"
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type: "manual"
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remediation: |
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Follow the Kubernetes documentation and apply security contexts to your pods. For a
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suggested list of security contexts, you may refer to the CIS Security Benchmark for Docker
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Containers.
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scored: false
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- id: 4.6.3
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text: "The default namespace should not be used (Manual)"
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type: "manual"
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remediation: |
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Ensure that namespaces are created to allow for appropriate segregation of Kubernetes
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resources and that all new resources are created in a specific namespace.
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scored: false
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