PT-2020-17756 · Apple · Apple Macos

James Hutchins · Published 2020-10-27 · Updated 2021-07-21 · CVE-2020-3863

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 10.15.3 Security Update versions prior to 2020-001 Mojave Security Update versions prior to 2020-001 High Sierra

Description A memory corruption issue was addressed with improved memory handling, allowing an application to potentially execute arbitrary code with system privileges.

Recommendations For macOS versions prior to 10.15.3, update to macOS Catalina 10.15.3. For Security Update versions prior to 2020-001 Mojave, apply Security Update 2020-001 Mojave. For Security Update versions prior to 2020-001 High Sierra, apply Security Update 2020-001 High Sierra.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2020-3863

Affected Products

Apple Macos

References · 3

• https://osv.dev/vulnerability/CVE-2020-3863 · Vendor Advisory
• https://support.apple.com/en-us/HT210919 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-3863 · Security Note