What is CVE-2023-32186?

CVE-2023-32186 is a high-severity vulnerability in SUSE Rancher Rke2, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2023-09-19.

How severe is CVE-2023-32186?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in SUSE Rancher Rke2

CVE-2023-32186

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.

EPSS: 0.006 (44.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Suse Rancher_rke2 — versions 1.28.1\+rke2r1
Suse Rke2 — versions 1.24.0, v1.25.0, v1.26.0

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

meissner@suse.de (Mitigation, Vendor Advisory)
meissner@suse.de (Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2023-32186?: CVE-2023-32186 is a high-severity vulnerability in SUSE Rancher Rke2, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2023-09-19.
How severe is CVE-2023-32186?: High severity. CVSS v3 base score is 7.5 out of 10.