PT-2021-12110 · Apple · Apple Macos

Proteas · Published 2021-12-23 · Updated 2022-01-04 · CVE-2020-3886

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: macOS versions prior to 10.15.4 Security Update 2020-002 Mojave versions prior to the update Security Update 2020-002 High Sierra versions prior to the update

Description: A use after free issue was addressed with improved memory management, allowing a malicious application to potentially execute arbitrary code with kernel privileges.

Recommendations: For macOS versions prior to 10.15.4, update to macOS Catalina 10.15.4 or later. For Security Update 2020-002 Mojave, apply the Security Update 2020-002. For Security Update 2020-002 High Sierra, apply the Security Update 2020-002.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2020-3886

Affected Products

Apple Macos

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2020-3886 · Security Note
• https://osv.dev/vulnerability/CVE-2020-3886 · Vendor Advisory
• https://support.apple.com/en-us/HT211100 · Vendor Advisory
• https://t.me/cibsecurity/34582 · Telegram Post