CVE-2023-32187
An Allocation of Resources Without Limits or Throttling vulnerability in SUSE k3s allows attackers with access to K3s servers' apiserver/supervisor port (TCP 6443) cause denial of service.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.72%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An Allocation of Resources Without Limits or Throttling vulnerability in SUSE k3s allows attackers with access to K3s servers' apiserver/supervisor port (TCP 6443) cause denial of service. This issue affects k3s: from v1.24.0 before v1.24.17+k3s1, from v1.25.0 before v1.25.13+k3s1, from v1.26.0 before v1.26.8+k3s1, from sev1.27.0 before v1.27.5+k3s1, from v1.28.0 before v1.28.1+k3s1.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.72% probability · 52th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-770
- Affected
- k3s/k3s
- Source
- meissner@suse.de
References
- https://bugzilla.suse.com/show_bug.cgi?id=CVE-2023-32187https://Broken Link
- https://github.com/k3s-io/k3s/security/advisories/GHSA-m4hf-6vgr-75r2Mitigation, Vendor Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=CVE-2023-32187https://Broken Link
- https://github.com/k3s-io/k3s/security/advisories/GHSA-m4hf-6vgr-75r2Mitigation, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.