{"action":"Upgrade krb5 to 1.14.3-r3 or later.","affected":[{"fixed":"1.14.3-r3","introduced":"0"}],"component":"krb5","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.6","exploited":false,"fixed_versions":["1.14.3-r3"],"id":"tcs_01M5NAP99ST9NRB2HTG30TC5H2","modified_at":"2026-10-23T17:17:55.245568350Z","published_at":"2018-12-26T21:29:02.543Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2018-20217","https://security.alpinelinux.org/vuln/CVE-2018-20217"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2018-20217#Alpine:v3.6/krb5","url":"https://osv.dev/vulnerability/ALPINE-CVE-2018-20217"}],"summary":"A Reachable Assertion issue was discovered in the KDC in MIT Kerberos 5 (aka krb5) before 1.17. If an attacker can obtain a krbtgt ticket using an older encryption type (single-DES, triple-DES, or RC4"}