{"id":"CVE-2026-102483","title":"Reachable Assertion in ntpsec","summary":"Reachable exit in NTPsec ntpd 1.1.4 through 1.2.5 allows a remote attacker to terminate the daemon via an NTS request with excess NTS Cookie Placeholder extension fields.","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cvssSource":"cna","cwe":["CWE-617"],"vendor":"NTPsec","product":"ntpsec","affected":["ntpsec >= 1.1.4 < 1.2.6"],"published":"2026-10-21","updated":"2026-10-21","sourceUpdated":"2026-10-21T15:03:41.276Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-102483","references":[{"url":"https://gitlab.com/NTPsec/ntpsec/-/work_items/899"},{"url":"https://gitlab.com/NTPsec/ntpsec/-/commit/df83f3c4f"}],"tags":["cve.org"],"ingestedAt":"2026-10-21T16:05:17.711Z","slug":"CVE-2026-102483","body":"## Overview\n\nReachable exit in NTPsec ntpd 1.1.4 through 1.2.5 allows a remote attacker to terminate the daemon via an NTS request with excess NTS Cookie Placeholder extension fields.\n\n## Affected\n\n- `ntpsec >= 1.1.4 < 1.2.6`\n\n## Remediation\n\nUpgrade to version 1.2.6","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}