{"id":"CVE-2017-17689","details":"The S/MIME specification allows a Cipher Block Chaining (CBC) malleability-gadget attack that can indirectly lead to plaintext exfiltration, aka EFAIL.","modified":"2026-03-15T13:59:27.952166Z","published":"2018-05-16T19:29:00.303Z","related":["openSUSE-SU-2018:1329-1","openSUSE-SU-2018:1330-1","openSUSE-SU-2024:10736-1"],"references":[{"type":"ADVISORY","url":"https://pastebin.com/gNCc8aYm"},{"type":"ADVISORY","url":"https://twitter.com/matthew_d_green/status/996371541591019520"},{"type":"ADVISORY","url":"https://www.synology.com/support/security/Synology_SA_18_22"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/104165"},{"type":"REPORT","url":"https://news.ycombinator.com/item?id=17066419"},{"type":"EVIDENCE","url":"https://efail.de"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"2007"}]},{"events":[{"introduced":"0"},{"last_affected":"2010"}]},{"events":[{"introduced":"0"},{"last_affected":"2013"}]},{"events":[{"introduced":"0"},{"last_affected":"2016"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-17689.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}