PT-2021-13642 · Apple · Apple Macos+4

Gabe Kirkpatrick + 1 · Published 2021-04-26 · Updated 2021-09-20 · CVE-2021-1882

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions: Apple macOS versions prior to 11.3 Apple iOS versions prior to 14.5 Apple iPadOS versions prior to 14.5 Apple watchOS versions prior to 7.4 Apple tvOS versions prior to 14.5

Description: A memory corruption issue was addressed with improved validation, which may allow an application to gain elevated privileges.

Recommendations: For macOS versions prior to 11.3, apply Security Update 2021-002 Catalina or update to macOS Big Sur 11.3. For iOS versions prior to 14.5, update to iOS 14.5. For iPadOS versions prior to 14.5, update to iPadOS 14.5. For watchOS versions prior to 7.4, update to watchOS 7.4. For tvOS versions prior to 14.5, update to tvOS 14.5.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-1882

Affected Products

Apple Macos

Ios

Ipados

Tvos

Watchos

References · 9

• https://support.apple.com/en-us/HT212317 · Vendor Advisory
• https://support.apple.com/en-us/HT212326 · Vendor Advisory
• https://support.apple.com/en-us/HT212325 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1882 · Security Note
• https://support.apple.com/en-us/HT212324 · Vendor Advisory
• https://support.apple.com/en-us/HT212323 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-1882 · Vendor Advisory
• https://support.apple.com/en-us/103126 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-1882 · Note