CVE-2019-8642 — Improper Certificate Validation in Apple Macos

CWE-295 — Improper Certificate Validation3 documents3 sources
Severity
3.3LOWNVD
EPSS
0.1%
top 75.02%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Apple MacosApple MAC OS XApple Macos Mojave 10.14.4 Security Update 2019-002 High Sierra Security Update 2019-0
Timeline
PublishedOct 27
Latest updateMay 24

Description

An issue existed in the handling of S-MIME certificates. This issue was addressed with improved validation of S-MIME certificates. This issue is fixed in macOS Mojave 10.14.4, Security Update 2019-002 High Sierra, Security Update 2019-002 Sierra. Processing a maliciously crafted mail message may lead to S/MIME signature spoofing.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:NExploitability: 1.8 | Impact: 1.4

Affected Packages3 packages

▶CVEListV5apple/macosunspecified — 10.14
▶NVDapple/mac_os_x< 10.14.4

🔴Vulnerability Details

1
GHSA
GHSA-mgj4-gg2g-j7vw: An issue existed in the handling of S-MIME certificates↗2022-05-24
▶

📋Vendor Advisories

1
Apple
CVE-2019-8642: macOS Mojave 10.14.4, Security Update 2019-002 High Sierra, Security Update 2019-002 Sierra↗2019-03-25
▶
CVE-2019-8642 — Improper Certificate Validation | cvebase