VULNERABILITY INTELLIGENCE
CVE-2017-17689
CVSS score5.9 MEDIUM
EPSS probability4.22%
CISA KEVNot currently listed
Published2018-05-16
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Description
The S/MIME specification allows a Cipher Block Chaining (CBC) malleability-gadget attack that can indirectly lead to plaintext exfiltration, aka EFAIL.
Primary references
- cve@mitre.org — Third Party Advisory, VDB Entry
- cve@mitre.org — Exploit, Mitigation, Third Party Advisory
- cve@mitre.org — Issue Tracking, Third Party Advisory
- cve@mitre.org — Third Party Advisory
- cve@mitre.org — Third Party Advisory
- cve@mitre.org — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Mitigation, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory