#VU58891 Type Confusion in macOS - CVE-2021-30954

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Main Vulnerability Database Vulnerabilities #VU58891

#VU58891 Type Confusion in macOS - CVE-2021-30954

Published: December 14, 2021


Vulnerability identifier: #VU58891
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2021-30954
CWE-ID: CWE-843
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
macOS
Software vendor:
Apple Inc.

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error in WebKit. A remote attacker can trick the victim to visit a specially crafted website, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install updates from vendor's website.

External links