UNIX symbolic link following in macOS - CVE-2024-27885
Published: August 5, 2024
Vulnerability identifier: #VU95294
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-27885
CWE-ID: CWE-61
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a symlink following issue in PackageKit. A local user can create a specially crafted symbolic link to a critical file on the system and overwrite it with elevated privileges.
Affected software
macOS
How to mitigate CVE-2024-27885
Install updates from vendor's website.
macOS - addressed in versions 14.5 23F79, 12.7.5 21H1222, 13.6.7 22G720