PT-2021-13560 · Apple · Ipados+6

Codecolorist · Published 2021-02-01 · Updated 2021-04-09 · CVE-2021-1769

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: macOS Big Sur versions prior to 11.2 Security Update versions prior to 2021-001 Catalina Security Update versions prior to 2021-001 Mojave watchOS versions prior to 7.3 tvOS versions prior to 14.4 iOS versions prior to 14.4 iPadOS versions prior to 14.4

Description: A logic issue was addressed with improved validation. A malicious attacker with arbitrary read and write capability may be able to bypass Pointer Authentication.

Recommendations: For macOS Big Sur, update to version 11.2 or later. For Security Update Catalina, apply Security Update 2021-001 or later. For Security Update Mojave, apply Security Update 2021-001 or later. For watchOS, update to version 7.3 or later. For tvOS, update to version 14.4 or later. For iOS, update to version 14.4 or later. For iPadOS, update to version 14.4 or later.

Fix

Related Identifiers

CVE-2021-1769

Affected Products

Apple Macos

Security Update

Ios

Ipados

Macos Big Sur

Tvos

Watchos

References · 9

• https://support.apple.com/en-us/HT212148 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-1769 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1769 · Security Note
• https://support.apple.com/en-us/HT212147 · Vendor Advisory
• https://support.apple.com/en-us/HT212149 · Vendor Advisory
• https://support.apple.com/en-us/HT212146 · Vendor Advisory
• https://t.me/cvenotify/12969 · Telegram Post
• https://support.apple.com/en-us/103124 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-1769 · Note