Traefik CRD IngressRouteTCP ServersTransport Cross-Provider Namespace Bypass

Summary There is a medium-severity cross-provider reference vulnerability in Traefik's Kubernetes CRD provider. The crossProviderNamespaces allowlist is enforced for HTTP serversTransport references but was not enforced for IngressRouteTCP service serversTransport references. A low-privileged...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization via pkg/provider/kubernetes/crd/kubernetestcp.go through makeTCPServersTransportKey when processing IngressRouteTCP service serversTransport references. An attacker can make Traefik accept a forbidden...