VULNERABILITY INTELLIGENCE
CVE-2018-4227
CVSS score7.5 HIGH
EPSS probability1.83%
CISA KEVNot currently listed
Published2018-06-08
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Description
An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. The issue involves the "Mail" component. It allows remote attackers to read the cleartext content of S/MIME encrypted messages via direct exfiltration.
Weakness classification
- CWE-319: Cleartext Transmission of Sensitive Information
Primary references
- product-security@apple.com — Third Party Advisory, VDB Entry
- product-security@apple.com — Third Party Advisory, VDB Entry
- product-security@apple.com — Exploit, Third Party Advisory
- product-security@apple.com — Vendor Advisory
- product-security@apple.com — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory