{"id":"CVE-2021-36754","aliases":["ALPINE-CVE-2021-36754","EUVD-2021-23342","GHSA-g5x7-wx2c-jqff","openSUSE-SU-2024:11156-1"],"status":"published","title":"PowerDNS Authoritative Server 4.5.0 before 4.5.1 allows anybody to crash the process by sending a...","description":"PowerDNS Authoritative Server 4.5.0 before 4.5.1 allows anybody to crash the process by sending a specific query (QTYPE 65535) that causes an out-of-bounds exception.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.64857,"percentile":0.99257,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119"],"published":"2021-07-27T05:35:37Z","modified":"2026-11-03T06:31:42Z","exploits":[{"source":"nuclei","id":"CVE-2021-36754","title":"PowerDNS Authoritative Server - Denial of Service","type":"detection 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