{"action":"Upgrade knot to 2.5.3-1 or later.","affected":[{"fixed":"2.5.3-1","introduced":"0"}],"component":"knot","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["2.5.3-1"],"id":"tcs_01M5NBXK0NBV7PKWYWD5XS6HH7","modified_at":"2026-09-01T20:03:40.991839023Z","published_at":"2017-07-08T10:29:00.170Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2017-11104","https://security-tracker.debian.org/tracker/CVE-2017-11104"],"severity":{"label":"medium","score":5.9},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2017-11104#Debian:13/knot","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2017-11104"}],"summary":"Knot DNS before 2.4.5 and 2.5.x before 2.5.2 contains a flaw within the TSIG protocol implementation that would allow an attacker with a valid key name and algorithm to bypass TSIG authentication if n"}