{"action":"Upgrade strongswan to 5.3.0-2 or later.","affected":[{"fixed":"5.3.0-2","introduced":"0"}],"component":"strongswan","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["5.3.0-2"],"id":"tcs_01M5NB7BH9FZ8H69G9VH9SGSP4","modified_at":"2026-09-09T07:00:58.139352003Z","published_at":"2017-09-07T20:29:00.407Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2015-3991","https://security-tracker.debian.org/tracker/CVE-2015-3991"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2015-3991#Debian:13/strongswan","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2015-3991"}],"summary":"strongSwan 5.2.2 and 5.3.0 allows remote attackers to cause a denial of service (daemon crash) or execute arbitrary code."}