Database/Container, Kubernetes & orchestration
CNI portmap plugin: portmap inserts rules ahead of the KUBE-SERVICES chain, so hostPort traffic bypasses NetworkPolicy
CVE-2019-9946Container, Kubernetes & orchestrationcurated
Impact
portmap inserts rules ahead of the KUBE-SERVICES chain, so hostPort traffic bypasses NetworkPolicy
Who can reach it
Any pod on the cluster network
What to do
Upgrade the CNI plugins package on every node; block hostPort for tenants
References
This entry is curated: imported from vendor advisories with machine assistance, not yet individually verified. Confirm against your vendor's advisory before acting, and report anything wrong.