#VU81163 Input validation error in macOS - CVE-2023-40429

Vulnerability identifier: #VU81163

Vulnerability risk: Low

CVSSv4.0: 1.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2023-40429

CWE-ID: CWE-20

Exploitation vector: Local

Exploit availability: Yes

Vulnerable software:
macOS
Operating systems & Components / Operating system

Vendor: Apple Inc.

Description

The vulnerability allows a local application to gain access to sensitive information.

The vulnerability exists due to insufficient validation of user-supplied input within the OS kernel. A local application can gain access to sensitive user data.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

macOS: before 14.0, 14.0

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External links
https://support.apple.com/en-us/HT213940

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.