{"action":"Upgrade openvpn to 2.4.4-1 or later.","affected":[{"fixed":"2.4.4-1","introduced":"0"}],"component":"openvpn","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["2.4.4-1"],"id":"tcs_01M5NBZ8DRAKPRD4JB7BRAW3ZT","modified_at":"2026-09-01T20:03:42.010981789Z","published_at":"2017-10-04T01:29:02.090Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2017-12166","https://security-tracker.debian.org/tracker/CVE-2017-12166"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2017-12166","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2017-12166"}],"summary":"OpenVPN versions before 2.3.3 and 2.4.x before 2.4.4 are vulnerable to a buffer overflow vulnerability when key-method 1 is used, possibly resulting in code execution."}