CVE-2025-46599 Affecting k3s-1.32 package, versions <1.32.6.1-r0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published21 Jul 2025
- disclosed25 Apr 2025
Introduced: 25 Apr 2025
CVE-2025-46599 (opens in a new tab)How to fix?
Upgrade Chainguard k3s-1.32 to version 1.32.6.1-r0 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream k3s-1.32 package and not the k3s-1.32 package as distributed by Chainguard.
See How to fix? for Chainguard relevant fixed versions and status.
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.
References
- https://cloud.google.com/kubernetes-engine/docs/how-to/disable-kubelet-readonly-port
- 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