{"action":"Upgrade ntp to 1:4.2.8p7+dfsg-1 or later.","affected":[{"fixed":"1:4.2.8p7+dfsg-1","introduced":"0"}],"component":"ntp","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:11","exploited":false,"fixed_versions":["1:4.2.8p7+dfsg-1"],"id":"tcs_01M5NBFJK96K283QECPXGSDTJM","modified_at":"2026-08-04T06:04:05.352489606Z","published_at":"2017-01-06T21:59:00.383Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2016-1549","https://security-tracker.debian.org/tracker/CVE-2016-1549"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2016-1549","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2016-1549"}],"summary":"A malicious authenticated peer can create arbitrarily-many ephemeral associations in order to win the clock selection algorithm in ntpd in NTP 4.2.8p4 and earlier and NTPsec 3e160db8dc248a0bcb053b56a8"}