{"id":"CVE-2023-21758","aliases":[],"url":"https://o3.security/vulnerability/CVE-2023-21758","summary":"Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability","details":"Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability","published":"2023-01-10T22:15:18.740","modified":"2026-06-17T05:33:54.337","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":{"score":0.92529,"percentile":0.99821,"asOf":"2026-09-11"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21758"},{"type":"WEB","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21758"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-06-17T05:33:54.337"}}