5 results · Feed
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Critical 9.9
kcp front-proxy does not strip inbound X-Remote-* identity headers, allowing any authenticated client to inject groups/warrants and impersonate system:masters in any workspace
kcp is a Kubernetes-like control plane for form-factors and use-cases beyond Kubernetes and container workloads. Prior to 0.31.4 and 0.32.2, the kcp front-proxy does not remove inbound X-Remote-User, X-Remote-Group, or X-Remote-Extra-* identity headers before…
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High 8.2
kcp's cache server is accessible without authentication or authorization checks
kcp is a Kubernetes-like control plane for form-factors and use-cases beyond Kubernetes and container workloads. Prior to 0.30.3 and 0.29.3, the cache server is directly exposed by the root shard and has no authentication or authorization in place. This allow…
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Low —
kcp is missing update validation allows arbitrary LogicalCluster status patches through initializingworkspaces Virtual Workspace
### Impact Because UPDATE validation is not being applied, it is possible for an actor with access to an instance of the [initializingworkspaces virtual workspace](https://docs.kcp.io/kcp/latest/concepts/workspaces/workspace-initialization/) to run arbitrary …
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Critical 9.6
kcp allows unauthorized creation and deletion of objects in arbitrary workspaces through APIExport Virtual Workspace
kcp is a Kubernetes-like control plane for form-factors and use-cases beyond Kubernetes and container workloads. Prior to 0.26.3, the identified vulnerability allows creating or deleting an object via the APIExport VirtualWorkspace in any arbitrary target wor…
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Medium 6.4
kcp's impersonation allows access to global administrative groups
### Impact [Impersonation](https://kubernetes.io/docs/reference/access-authn-authz/authentication/#user-impersonation) is a feature of the Kubernetes API, allowing to override user information. As downstream project, kcp inherits this feature. As per the link…