CVE-2023-3893

moderate-risk
Published 2023-11-03

A security issue was discovered in Kubernetes where a user that can create pods on Windows nodes running kubernetes-csi-proxy may be able to escalate to admin privileges on those nodes. Kubernetes clusters are only affected if they include Windows nodes running kubernetes-csi-proxy.

Do I need to act?

~
3.7% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (2)

Csi Proxy
Csi Proxy

Affected Vendors

Kubernetes

References (6)

Issue Tracking https://github.com/kubernetes/kubernetes/issues/119594
Mailing List https://groups.google.com/g/kubernetes-security-announce/c/lWksE2BoCyQ
Third Party Advisory https://security.netapp.com/advisory/ntap-20231221-0004/
Issue Tracking https://github.com/kubernetes/kubernetes/issues/119594
Mailing List https://groups.google.com/g/kubernetes-security-announce/c/lWksE2BoCyQ
Third Party Advisory https://security.netapp.com/advisory/ntap-20231221-0004/
44
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 7/34 · Low
Exposure 7/34 · Low