{"id":"CVE-2023-3955","aliases":["GHSA-q78c-gwqw-jcmc","GO-2023-2170"],"url":"https://o3.security/vulnerability/CVE-2023-3955","summary":"Kubernetes - Windows nodes - Insufficient input sanitization leads to privilege escalation","details":"A security issue was discovered in Kubernetes where a user\n that can create pods on Windows nodes may be able to escalate to admin \nprivileges on those nodes. Kubernetes clusters are only affected if they\n include Windows nodes.","published":"2023-10-31T20:36:54.352Z","modified":"2026-08-12T03:51:23.098920513Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Go","name":"k8s.io/kubernetes","fixedVersion":"1.28.1"},{"ecosystem":"Go","name":"k8s.io/kubernetes","fixedVersion":"1.27.5"},{"ecosystem":"Go","name":"k8s.io/kubernetes","fixedVersion":"1.26.8"},{"ecosystem":"Go","name":"k8s.io/kubernetes","fixedVersion":"1.25.13"},{"ecosystem":"Go","name":"k8s.io/kubernetes","fixedVersion":"1.24.17"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3955.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-3955"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20231221-0002/"},{"type":"REPORT","url":"https://github.com/kubernetes/kubernetes/issues/119595"},{"type":"PACKAGE","url":"https://github.com/kubernetes/kubernetes"},{"type":"ARTICLE","url":"https://groups.google.com/g/kubernetes-security-announce/c/JrX4bb7d83E"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:23.098920513Z"}}