PT-2021-18800 · Apple · Apple Macos+3

Shrek_Wzw · Published 2021-05-24 · Updated 2021-09-16 · CVE-2021-30676

Positive Technologies (AI Summary)

CVSS v3.1

7.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions macOS versions prior to 11.4 Security Update versions prior to 2021-003 Catalina Security Update versions prior to 2021-004 Mojave

Description A logic issue was addressed with improved state management, which could allow a local user to cause unexpected system termination or read kernel memory.

Recommendations For macOS versions prior to 11.4, update to macOS Big Sur 11.4 or later. For Security Update versions prior to 2021-003 Catalina, apply Security Update 2021-003 Catalina or later. For Security Update versions prior to 2021-004 Mojave, apply Security Update 2021-004 Mojave or later.

Fix

Related Identifiers

CVE-2021-30676

Affected Products

Big Sur

Catalina

Apple Macos

Mojave

References · 7

• https://osv.dev/vulnerability/CVE-2021-30676 · Vendor Advisory
• https://support.apple.com/en-us/HT212529 · Vendor Advisory
• https://support.apple.com/en-us/HT212530 · Vendor Advisory
• https://support.apple.com/en-us/HT212531 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-30676 · Security Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30676 · Note
• https://support.apple.com/en-us/103131 · Note