Vulnerability Details : 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.
Products affected by CVE-2023-3893
- cpe:2.3:a:kubernetes:csi_proxy:*:*:*:*:*:*:*:*
- cpe:2.3:a:kubernetes:csi_proxy:2.0.0:alpha0:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-3893
1.26%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 78 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-3893
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
Kubernetes | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2023-3893
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: jordan@liggitt.net (Secondary)
References for CVE-2023-3893
-
https://security.netapp.com/advisory/ntap-20231221-0004/
CVE-2023-3893 Kubernetes Vulnerability in NetApp Products | NetApp Product Security
-
https://groups.google.com/g/kubernetes-security-announce/c/lWksE2BoCyQ
[Security Advisory] CVE-2023-3893: Insufficient input sanitization on kubernetes-csi-proxy leads to privilege escalationMailing List
-
https://github.com/kubernetes/kubernetes/issues/119594
CVE-2023-3893: Insufficient input sanitization on kubernetes-csi-proxy leads to privilege escalation · Issue #119594 · kubernetes/kubernetes · GitHubIssue Tracking;Vendor Advisory
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