CVE-2023-3676

Public Exploit
Kubernetes - Windows nodes - Insufficient input sanitization leads to privilege escalation

Description

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

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 32.58% Top 5%
Third-Party Advisory github.com Third-Party Advisory google.com
Affected: Kubernetes kubelet
Published at:
Updated at:

References

Link Tags
https://github.com/kubernetes/kubernetes/issues/119339 patch exploit mitigation third party advisory issue tracking
https://groups.google.com/g/kubernetes-security-announce/c/d_fvHZ9a5zc third party advisory mailing list
https://security.netapp.com/advisory/ntap-20231130-0007/

Frequently Asked Questions

What is the severity of CVE-2023-3676?
CVE-2023-3676 has been scored as a high severity vulnerability.
How to fix CVE-2023-3676?
To fix CVE-2023-3676, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-3676 being actively exploited in the wild?
It is possible that CVE-2023-3676 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~33% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-3676?
CVE-2023-3676 affects Kubernetes kubelet.
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