Vulnerability Description
CNCF K3s 1.32 before 1.32.4-rc1+k3s1 has a Kubernetes kubelet configuration change with the unintended consequence that, in some situations, ReadOnlyPort is set to 10255. For example, the default behavior of a K3s online installation might allow unauthenticated access to this port, exposing credentials.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://cloud.google.com/kubernetes-engine/docs/how-to/disable-kubelet-readonly-
- https://github.com/f1veT/BUG/issues/2
- https://github.com/k3s-io/k3s/commit/097b63e588e3c844cdf9b967bcd0a69f4fc0aa0a
- https://github.com/k3s-io/k3s/compare/v1.32.3+k3s1...v1.32.4-rc1+k3s1
- https://github.com/k3s-io/k3s/issues/12164
FAQ
What is CVE-2025-46599?
CVE-2025-46599 is a vulnerability with a CVSS score of 6.8 (MEDIUM). CNCF K3s 1.32 before 1.32.4-rc1+k3s1 has a Kubernetes kubelet configuration change with the unintended consequence that, in some situations, ReadOnlyPort is set to 10255. For example, the default beha...
How severe is CVE-2025-46599?
CVE-2025-46599 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-46599?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.