Vulnerabilities > CVE-2021-1876 - Use After Free vulnerability in Apple mac OS X and Macos

CVSS 8.8 - HIGH

Attack vector

NETWORK

Attack complexity

LOW

Privileges required

NONE

Confidentiality impact

HIGH

Integrity impact

HIGH

Availability impact

HIGH

network

low complexity

apple

CWE-416

NVD

Published: 2021-09-08

Updated: 2024-11-21

Summary

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. Processing maliciously crafted web content may lead to arbitrary code execution.

Vulnerable Configurations

Part	Description	Count
OS	Apple Apple MAC OS X 10.14.6 Apple MAC OS X 10.15.7 Apple MAC OS X 10.15.6 Apple MAC OS X 10.14 Apple MAC OS X 10.14.0 Apple MAC OS X 10.14.1 Apple MAC OS X 10.14.2 Apple MAC OS X 10.14.3 Apple MAC OS X 10.14.4 Apple MAC OS X 10.14.5 Apple MAC OS X 10.15 Apple MAC OS X 10.15.1 Apple MAC OS X 10.15.2 Apple MAC OS X 10.15.3 Apple MAC OS X 10.15.4 Apple Macos 11.0 Apple Macos 11.0.1 Apple Macos 11.1 Apple Macos 11.1.0 Apple Macos 11.2 Apple Macos 11.2.1	46

Common Weakness Enumeration (CWE)

CWE-416 - Use After Free

Summary

Vulnerable Configurations

Common Weakness Enumeration (CWE)

References