Insecure Temporary File in macOS - CVE-2023-42896

 

Insecure Temporary File in macOS - CVE-2023-42896

Published: March 25, 2024


Vulnerability identifier: #VU87754
CSH Severity: Medium
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-42896
CWE-ID: CWE-377
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local application to escalate privileges on the system.

The vulnerability exists due to improper handling of temporary files in Assets. A local application can modify protected parts of the file system.


Affected software

macOS
iPadOS
Apple iOS

How to mitigate CVE-2023-42896

Install updates from vendor's website.

macOS - addressed in versions 14.2 23C64, 12.7.2 21G1974, 13.6.3 22G436
iPadOS - addressed in versions 16.7.3, 17.2 21C62
Apple iOS - addressed in versions 16.7.3 20H232, 17.2 21C62

External References

Related Security Bulletins