{"action":"Upgrade strongswan to 5.9.5-1 or later.","affected":[{"fixed":"5.9.5-1","introduced":"0"}],"component":"strongswan","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["5.9.5-1"],"id":"tcs_01M5NG2HT6HCY9HC04ADTQM4TH","modified_at":"2026-10-23T18:04:00.751871638Z","published_at":"2022-01-31T08:15:07.307Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-45079","https://security-tracker.debian.org/tracker/CVE-2021-45079"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-45079#Debian:13/strongswan","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-45079"}],"summary":"In strongSwan before 5.9.5, a malicious responder can send an EAP-Success message too early without actually authenticating the client and (in the case of EAP methods with mutual authentication and EA"}