Description (CNA)
A security issue was discovered in kube-apiserver that could allow node updates to bypass a Validating Admission Webhook. Clusters are only affected by this vulnerability if they run a Validating Admission Webhook for Nodes that denies admission based at least partially on the old state of the Node object. Validating Admission Webhook does not observe some previous fields.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Kubernetes / Kubernetes | affected unspecified through 1.18.17; affected unspecified through 1.19.9; affected unspecified through 1.20.5 |
CWE
CWE-372
References
- https://groups.google.com/g/kubernetes-security-announce/c/FKAGqT4jx9Y
- https://github.com/kubernetes/kubernetes/issues/100096
ADP enrichment
No English description supplied.