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Cluster Extensions Execute Untrusted Code

CCC.K8S.TH08

An operator, controller, admission webhook, or managed extension installed without verified provenance and constrained permissions may execute untrusted code with cluster-level access. The extension can intercept sensitive data, rewrite cluster state, or interrupt workloads across its granted scope.

Related Capabilities

IDTitleDescription
CCC.K8S.CP14Managed Cluster ExtensionsThe service can manage the installation and lifecycle of supported extensions for networking, storage, policy, observability, and workload management.
CCC.K8S.CP18Admission Policy EnforcementThe service may be configured with policies, admission controllers, and webhooks that validate, mutate, or reject Kubernetes API requests before persistence.

Related Controls

IDTitleDescription
CCC.K8S.CN08Allowlist CSP-Provided Cluster Add-ons and ExtensionsRestrict enabled CSP-provided cluster add-ons, extensions, and managed features to an organization-controlled allowlist.

External Mappings

FrameworkIDRelationshipRemarks
CWECWE-829relates-toInclusion of Functionality from Untrusted Control Sphere
MITRE-ATT&CKT1195.002relates-toSupply Chain Compromise - Compromise Software Supply Chain
MITRE-ATT&CKT1610relates-toDeploy Container