Vulnerability in Apple Iphone OS
CVE-2018-4227
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.019 (78.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 78.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000
Affected products
Weakness classification (CWE)
References
- efail.de/ (Exploit, Third Party Advisory)
- www.securitytracker.com/id/1041027 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securityfocus.com/bid/104897 (VDB Entry, Third Party Advisory, vdb-entry)
- support.apple.com/HT208848 (Vendor Advisory)
- support.apple.com/HT208849 (Vendor Advisory)
Frequently asked questions
- What is CVE-2018-4227?
- CVE-2018-4227 is a high-severity vulnerability in Apple Iphone OS, classified under Cleartext Transmission of Sensitive Information. CVSS score: 7.5/10. Published 2018-06-08.
- How severe is CVE-2018-4227?
- High severity. CVSS v3 base score is 7.5 out of 10.