Initial commit

infrastructure/kyverno/policies/disallow-automount-sa-token.yaml

@@ -0,0 +1,68 @@
+apiVersion: kyverno.io/v1
+kind: ClusterPolicy
+metadata:
+  name: disallow-automount-sa-token
+  annotations:
+    policies.kyverno.io/title: Disallow Automount Service Account Token
+    policies.kyverno.io/category: DoD STIG
+    policies.kyverno.io/severity: medium
+    policies.kyverno.io/description: >-
+      STIG V-242382: Pods that do not need to communicate with the
+      Kubernetes API server should have automountServiceAccountToken
+      set to false to prevent credential exposure.
+    pod-policies.kyverno.io/autogen-controllers: none
+spec:
+  validationFailureAction: Audit
+  background: true
+  rules:
+    - name: validate-automount
+      match:
+        any:
+          - resources:
+              kinds:
+                - Pod
+      exclude:
+        any:
+          - resources:
+              namespaces:
+                - kube-system
+                - kube-public
+                - kube-node-lease
+                - kyverno
+                - istio-system
+                - cert-manager
+                - cnpg-system
+                - external-secrets
+                - vault
+                - rook-ceph
+                - prometheus
+                - argocd
+                - envoy-gateway-system
+                - kiali-operator
+                - mariadb-system
+                - redis-operator
+                - reloader
+                - scylla-operator
+                - crowdsec
+                - external-dns
+                - frigate
+                - gitlab
+                - grafana
+                - guacamole
+                - home-assistant
+                - mqtt
+                - netbird
+                - nextcloud
+                - teslamate
+                - unpoller
+                - authentik
+                - checkov
+                - n8n
+                - nessus
+      validate:
+        message: >-
+          Pods should set automountServiceAccountToken to false unless API
+          access is required (STIG V-242382).
+        pattern:
+          spec:
+            automountServiceAccountToken: false