{"id":"CVE-2019-12175","details":"In Zeek Network Security Monitor (formerly known as Bro) before 2.6.2, a NULL pointer dereference in the Kerberos (aka KRB) protocol parser leads to DoS because a case-type index is mishandled.","modified":"2026-04-11T21:44:30.792228Z","published":"2019-07-17T17:15:13.280Z","references":[{"type":"ADVISORY","url":"https://github.com/zeek/zeek/releases/tag/v2.6.2"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/zeek/zeek","events":[{"introduced":"0"},{"fixed":"bb979702cf9a2fa67b8d1a1c7f88d0b56c6af104"}],"database_specific":{"cpe":"cpe:2.3:a:zeek:zeek:*:*:*:*:*:*:*:*","source":["CPE_FIELD","REFERENCES"],"extracted_events":[{"introduced":"0"},{"fixed":"2.6.2"}]}}],"versions":["beta","release","v1.1","v1.6-dev","v2.0","v2.0-beta","v2.0-beta-pre","v2.1","v2.1-beta","v2.2","v2.2-beta","v2.3","v2.3-beta","v2.4","v2.4-beta","v2.5","v2.5-beta","v2.5-beta2","v2.6","v2.6-beta2","v2.6-beta3","v2.6.1"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-12175.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}