{"id":"AZL-10661","summary":"CVE-2020-17049 affecting package samba 4.12.5-7","details":"A security feature bypass vulnerability exists in the way Key Distribution Center (KDC) determines if a service ticket can be used for delegation via Kerberos Constrained Delegation (KCD).\nTo exploit the vulnerability, a compromised service that is configured to use KCD could tamper with a service ticket that is not valid for delegation to force the KDC to accept it.\nThe update addresses this vulnerability by changing how the KDC validates service tickets used with KCD.","modified":"2026-04-01T05:06:18.121597Z","published":"2020-11-11T07:15:16Z","upstream":["CVE-2020-17049"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-17049"}],"affected":[{"package":{"name":"samba","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/samba"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"4.12.5-7"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-10661.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H"}]}