{"action":"Upgrade strongswan to 5.6.3-r3 or later.","affected":[{"fixed":"5.6.3-r3","introduced":"0"}],"component":"strongswan","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.8","exploited":false,"fixed_versions":["5.6.3-r3"],"id":"tcs_01M5NAHC68R2ATF7PB1CHPGYV2","modified_at":"2026-10-23T17:17:55.231686656Z","published_at":"2018-10-03T20:29:09.990Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2018-17540","https://security.alpinelinux.org/vuln/CVE-2018-17540"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2018-17540#Alpine:v3.8/strongswan","url":"https://osv.dev/vulnerability/ALPINE-CVE-2018-17540"}],"summary":"The gmp plugin in strongSwan before 5.7.1 has a Buffer Overflow via a crafted certificate."}