Improper input validation in Kubernetes Csi-Proxy
CVE-2023-3893
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.025 (83.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.026 · newest: 0.025 · change: -0.001
Affected products
- Kubernetes Csi-Proxy — versions v2.0.0-alpha.0, 0, v2.0.0-alpha.1
- Kubernetes Csi Proxy — versions 2.0.0
Weakness classification (CWE)
References
- github.com/kubernetes/kubernetes/issues/119594 (issue-tracking, Issue Tracking, Vendor Advisory)
- groups.google.com/g/kubernetes-security-announce/c/lWksE2BoCyQ (mailing-list, Mailing List)
- security.netapp.com/advisory/ntap-20231221-0004/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-3893?
- CVE-2023-3893 is a high-severity vulnerability in Kubernetes Csi-Proxy, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2023-11-03.
- How severe is CVE-2023-3893?
- High severity. CVSS v3 base score is 8.8 out of 10.