PT-2020-16853 · Apple · Macos Mojave+7

Published 2020-11-12 · Updated 2023-01-09 · CVE-2020-27920

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/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 11.1 macOS Catalina versions prior to Security Update 2020-001 macOS Mojave versions prior to Security Update 2020-007 iOS versions prior to 14.2 iPadOS versions prior to 14.2 watchOS versions prior to 7.1 tvOS versions prior to 14.2

Description A use after free issue was addressed with improved memory management. Processing maliciously crafted web content may lead to code execution.

Recommendations For macOS Big Sur, update to version 11.1 or later. For macOS Catalina, apply Security Update 2020-001 or later. For macOS Mojave, apply Security Update 2020-007 or later. For iOS, update to version 14.2 or later. For iPadOS, update to version 14.2 or later. For watchOS, update to version 7.1 or later. For tvOS, update to version 14.2 or later.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2020-27920

Affected Products

Apple Macos

Ios

Ipados

Macos Big Sur

Macos Catalina

Macos Mojave

Tvos

Watchos

References · 10

• https://osv.dev/vulnerability/CVE-2020-27920 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-27920 · Security Note
• https://support.apple.com/en-us/HT211931 · Vendor Advisory
• https://support.apple.com/en-us/HT211929 · Vendor Advisory
• https://support.apple.com/en-us/HT211928 · Vendor Advisory
• https://support.apple.com/en-us/HT212011 · Vendor Advisory
• https://support.apple.com/en-us/HT211930 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27920 · Note
• https://support.apple.com/en-us/102846 · Note
• https://support.apple.com/en-us/103052 · Note