PT-2021-13601 · Apple · Apple Macos

Pattern_F + 1 · Published 2021-04-26 · Updated 2021-09-16 · CVE-2021-1828

Positive Technologies (AI Summary)

CVSS v2.0

8.8

High

Base vector

AV:N/AC:M/Au:N/C:N/I:C/A:C

Name of the Vulnerable Software and Affected Versions: macOS versions prior to Big Sur 11.3 Security Update versions prior to 2021-002 Catalina Security Update versions prior to 2021-003 Mojave

Description: A memory corruption issue was addressed with improved validation, which may allow an application to cause unexpected system termination or write kernel memory.

Recommendations: For macOS versions prior to Big Sur 11.3, update to macOS Big Sur 11.3 or later. For Security Update versions prior to 2021-002 Catalina, apply Security Update 2021-002 Catalina or later. For Security Update versions prior to 2021-003 Mojave, apply Security Update 2021-003 Mojave or later.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-1828

Affected Products

Apple Macos

References · 9

• 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-2021-1828 · Security Note
• https://osv.dev/vulnerability/CVE-2021-1828 · Vendor Advisory
• https://support.apple.com/en-us/HT212327 · Vendor Advisory
• https://support.apple.com/en-us/103126 · Note
• https://t.me/cibsecurity/28447 · Telegram Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-1828 · Note
• https://t.me/cvenotify/20985 · Telegram Post