{"id":"CVE-1999-0143","title":"Kerberos 4 key servers allow a user to masquerade as another by breaking and generating session keys.","summary":"Kerberos 4 key servers allow a user to masquerade as another by breaking and generating session keys.","severity":"medium","cvss":4.6,"cvssVector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","published":"1996-02-21","updated":"2026-06-16","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-1999-0143","references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0143","label":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0143","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.00385,"epssPercentile":0.32285,"ingestedAt":"2026-06-22T15:59:08.062Z","slug":"CVE-1999-0143","body":"## Overview\n\nKerberos 4 key servers allow a user to masquerade as another by breaking and generating session keys.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":25,"depthScoreParts":{"impact":25.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}