{"id":"CVE-2020-8551","aliases":["GHSA-qhm4-jxv7-j9pq","GO-2022-0867"],"title":"Allocation of Resources Without Limits or Throttling and Uncontrolled Memory Allocation in Kubernetes","summary":"Allocation of Resources Without Limits or Throttling and Uncontrolled Memory Allocation in Kubernetes","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","vendor":"kubernetes","product":"k8s.io/kubernetes","ecosystem":"go","affected":["k8s.io/kubernetes >= 1.15.0, < 1.15.10","k8s.io/kubernetes >= 1.16.0, < 1.16.6","k8s.io/kubernetes >= 1.17.0, < 1.17.2"],"patched":["k8s.io/kubernetes 1.15.10","k8s.io/kubernetes 1.16.6","k8s.io/kubernetes 1.17.2"],"published":"2022-02-15","updated":"2026-08-07","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-qhm4-jxv7-j9pq","references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-8551"},{"url":"https://github.com/kubernetes/kubernetes/issues/89377"},{"url":"https://github.com/kubernetes/kubernetes/pull/87913"},{"url":"https://github.com/kubernetes/kubernetes/commit/9802bfcec0580169cffce2a3d468689a407fa7dc"},{"url":"https://groups.google.com/forum/#!topic/kubernetes-security-announce/2UOlsba2g0s"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3SOCLOPTSYABTE4CLTSPDIFE6ZZZR4LX"},{"url":"https://security.netapp.com/advisory/ntap-20200413-0003"}],"tags":["osv","go"],"epss":0.01242,"epssPercentile":0.67898,"ingestedAt":"2026-08-07T19:14:17.520Z","slug":"CVE-2020-8551","body":"## Overview\n\nThe Kubelet component in versions 1.15.0-1.15.9, 1.16.0-1.16.6, and 1.17.0-1.17.2 has been found to be vulnerable to a denial of service attack via the kubelet API, including the unauthenticated HTTP read-only API typically served on port 10255, and the authenticated HTTPS API typically served on port 10250.\n\n## Affected packages\n\n- `k8s.io/kubernetes >= 1.15.0, < 1.15.10`\n- `k8s.io/kubernetes >= 1.16.0, < 1.16.6`\n- `k8s.io/kubernetes >= 1.17.0, < 1.17.2`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `k8s.io/kubernetes 1.15.10`\n- `k8s.io/kubernetes 1.16.6`\n- `k8s.io/kubernetes 1.17.2`","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}