CVE-2023-32186: Suse Rancher RKE2

High severity, CVSS 7.5. EPSS: 0.7% chance of exploitation in the next 30 days.

A Allocation of Resources Without Limits or Throttling vulnerability in SUSE RKE2 allows attackers with access to K3s servers apiserver/supervisor port (TCP 6443) cause denial of service. This issue affects RKE2: from 1.24.0 before 1.24.17+rke2r1, from v1.25.0 before v1.25.13+rke2r1, from v1.26.0 before v1.26.8+rke2r1, from v1.27.0 before v1.27.5+rke2r1, from v1.28.0 before v1.28.1+rke2r1.

Affected products

• Suse Rancher RKE2: from 1.24.0\+rke2r1, before 1.24.17\+rke2r1 (fixed in 1.24.17\+rke2r1); from 1.25.0\+rke2r1, before 1.25.13\+rke2r1 (fixed in 1.25.13\+rke2r1); from 1.26.0\+rke2r1, before 1.26.8\+rke2r1 (fixed in 1.26.8\+rke2r1); from 1.27.1\+rke2r1, before 1.27.5\+rke2r1 (fixed in 1.27.5\+rke2r1); version 1.28.1+rke2r1 only

Published 2023-09-19. Last modified 2026-06-17.