PT-2021-13611 · Apple · Apple Macos

Gary Nield + 1 · Published 2021-04-26 · Updated 2021-09-15 · CVE-2021-1839

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: macOS versions prior to 11.3 Security Update versions prior to 2021-002 Catalina Security Update versions prior to 2021-003 Mojave

Description: The issue was addressed with improved permissions logic. A local attacker may be able to elevate their privileges.

Recommendations: For macOS versions prior to 11.3, update to macOS Big Sur 11.3. For Security Update versions prior to 2021-002 Catalina, apply Security Update 2021-002 Catalina. For Security Update versions prior to 2021-003 Mojave, apply Security Update 2021-003 Mojave.

Fix

Improper Privilege Management

Weakness Enumeration

CWE-269

Related Identifiers

CVE-2021-1839

Affected Products

Apple Macos

References · 7

• https://support.apple.com/en-us/HT212326 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1839 · Security Note
• https://support.apple.com/en-us/HT212325 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-1839 · Vendor Advisory
• https://support.apple.com/en-us/HT212327 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-1839 · Note
• https://support.apple.com/en-us/103126 · Note