CVE Vulnerabilities

CVE-2018-4227

Cleartext Transmission of Sensitive Information

Published: Jun 08, 2018 | Modified: Nov 21, 2024
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N
RedHat/V2
RedHat/V3
Ubuntu

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

The product transmits sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors.

Affected Software

Name Vendor Start Version End Version
Iphone_os Apple * 11.4 (excluding)
Mac_os_x Apple * 10.13.5 (excluding)

Potential Mitigations

References