PT-2020-11279 · Apple · Apple Macos

Maya Sigal + 1 · Published 2020-10-27 · Updated 2020-11-02 · CVE-2019-8642

Positive Technologies (AI Summary)

CVSS v2.0

4.3

Medium

Base vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

Name of the Vulnerable Software and Affected Versions macOS versions prior to 10.14.4 Security Update versions prior to 2019-002 for High Sierra and Sierra

Description An issue existed in the handling of S-MIME certificates, which has been addressed with improved validation. Processing a maliciously crafted mail message may lead to S/MIME signature spoofing.

Recommendations For macOS versions prior to 10.14.4, update to macOS Mojave 10.14.4 or later. For High Sierra and Sierra, apply Security Update 2019-002 or later.

Fix

Improper Certificate Validation

Weakness Enumeration

CWE-295

Related Identifiers

CVE-2019-8642

Affected Products

Apple Macos

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2019-8642 · Security Note
• https://osv.dev/vulnerability/CVE-2019-8642 · Vendor Advisory
• https://support.apple.com/en-us/HT209600 · Vendor Advisory