PT-2020-16852 · Apple · Macos Mojave+3

Hjy79425575 + 2 · Published 2020-11-12 · Updated 2021-04-06 · CVE-2020-27919

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 11.1 macOS Big Sur version 11.0.1 Security Update 2020-001 Catalina Security Update 2020-007 Mojave

Description An out-of-bounds write issue was addressed with improved input validation. Processing a maliciously crafted image may lead to arbitrary code execution.

Recommendations For macOS Big Sur versions prior to 11.1, update to macOS Big Sur 11.1. For macOS Big Sur version 11.0.1, update to macOS Big Sur 11.1. For Security Update 2020-001 Catalina, apply Security Update 2020-001 Catalina. For Security Update 2020-007 Mojave, apply Security Update 2020-007 Mojave.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2020-27919

Affected Products

Apple Macos

Macos Big Sur

Macos Catalina

Macos Mojave

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2020-27919 · Security Note
• https://osv.dev/vulnerability/CVE-2020-27919 · Vendor Advisory
• https://support.apple.com/en-us/HT211931 · Vendor Advisory
• https://support.apple.com/en-us/HT212011 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27919 · Note
• https://support.apple.com/en-us/103052 · Note
• https://support.apple.com/en-us/102846 · Note