{"action":"Upgrade dovecot to 1:2.3.4.1-5 or later.","affected":[{"fixed":"1:2.3.4.1-5","introduced":"0"}],"component":"dovecot","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["1:2.3.4.1-5"],"id":"tcs_01M5NDPBYENQ2PBACREYH5FC9Z","modified_at":"2026-09-21T07:01:43.602986899Z","published_at":"2019-05-08T17:29:00.223Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-11499","https://security-tracker.debian.org/tracker/CVE-2019-11499"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-11499","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-11499"}],"summary":"In the IMAP Server in Dovecot 2.3.3 through 2.3.5.2, the submission-login component crashes if AUTH PLAIN is attempted over a TLS secured channel with an unacceptable authentication message."}