#VU89419 Improper authentication in macOS - CVE-2024-27834

Published: 2024-05-14 | Updated: 2025-02-24

Vulnerability identifier: #VU89419

Vulnerability risk: Medium

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-27834

CWE-ID: CWE-287

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
macOS
Operating systems & Components / Operating system

Vendor: Apple Inc.

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in within the webKit component. A remote attacker can bypass pointer authentication.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

macOS: 14.0 23A344 - 14.4.1 23E224

External links
https://support.apple.com/en-us/HT214106
https://www.zerodayinitiative.com/advisories/ZDI-25-093/

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.