{"action":"Upgrade openntpd to 1:6.0p1-1 or later.","affected":[{"fixed":"1:6.0p1-1","introduced":"0"}],"component":"openntpd","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1:6.0p1-1"],"id":"tcs_01M5NBMJX0HTZ7BK5M4QVTENG5","modified_at":"2026-09-22T07:02:21.672849649Z","published_at":"2017-01-31T19:59:00.230Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2016-5117","https://security-tracker.debian.org/tracker/CVE-2016-5117"],"severity":{"label":"medium","score":5.9},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2016-5117#Debian:13/openntpd","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2016-5117"}],"summary":"OpenNTPD before 6.0p1 does not validate the CN for HTTPS constraint requests, which allows remote attackers to bypass the man-in-the-middle mitigations via a crafted timestamp constraint with a valid"}