CVE - CVE-2021-25735

CVE-ID
CVE-2021-25735	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
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.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:https://github.com/kubernetes/kubernetes/issues/100096 URL:https://github.com/kubernetes/kubernetes/issues/100096 MISC:https://groups.google.com/g/kubernetes-security-announce/c/FKAGqT4jx9Y URL:https://groups.google.com/g/kubernetes-security-announce/c/FKAGqT4jx9Y
Assigning CNA
Kubernetes
Date Record Created
20210121	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20210121)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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