PT-2021-18806 · Apple · Macos Catalina+2

Liu Long · Published 2021-05-24 · Updated 2021-09-17 · CVE-2021-30684

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

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

Description A logic issue was addressed with improved state management, which could allow a remote attacker to cause an unexpected application termination or arbitrary code execution.

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

Fix

Related Identifiers

CVE-2021-30684

Affected Products

Apple Macos

Macos Big Sur

Macos Catalina

References · 6

• https://support.apple.com/en-us/HT212529 · Vendor Advisory
• https://support.apple.com/en-us/HT212530 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-30684 · Security Note
• https://osv.dev/vulnerability/CVE-2021-30684 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30684 · Note
• https://support.apple.com/en-us/103131 · Note