{"action":"Upgrade asterisk to 1:16.16.1~dfsg-1 or later.","affected":[{"fixed":"1:16.16.1~dfsg-1","introduced":"0"}],"component":"asterisk","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:16.16.1~dfsg-1"],"id":"tcs_01M5NFGB2VM39F3YFND05743EQ","modified_at":"2026-10-23T18:02:40.967579669Z","published_at":"2021-02-18T20:15:12.667Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-26717","https://security-tracker.debian.org/tracker/CVE-2021-26717"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-26717","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-26717"}],"summary":"An issue was discovered in Sangoma Asterisk 16.x before 16.16.1, 17.x before 17.9.2, and 18.x before 18.2.1 and Certified Asterisk before 16.8-cert6. When re-negotiating for T.38, if the initial remot"}