CVE-2025-46599 – K3s Kubernetes Kubelet ReadWritePort Remote Authentication Bypass

The following table lists the changes that have been made to the
CVE-2025-46599 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Apr. 25, 2025

    Action Type Old Value New Value
    Added 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.
    Added CVSS V3.1 AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
    Added CWE CWE-1188
    Added Reference https://cloud.google.com/kubernetes-engine/docs/how-to/disable-kubelet-readonly-port
    Added Reference https://github.com/f1veT/BUG/issues/2
    Added Reference https://github.com/k3s-io/k3s/commit/097b63e588e3c844cdf9b967bcd0a69f4fc0aa0a
    Added Reference https://github.com/k3s-io/k3s/compare/v1.32.3+k3s1…v1.32.4-rc1+k3s1
    Added Reference https://github.com/k3s-io/k3s/issues/12164
Share the Post:

Related Posts