UNIX symbolic link following in macOS - CVE-2022-26704
Published: May 16, 2022
Vulnerability identifier: #VU63276
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-26704
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 Spotlight. A local user can create a specially crafted symbolic link to a critical file on the system and overwrite it with privileges of the application.
Successful exploitation of this vulnerability may result in privilege escalation.
Affected software
macOS
iPadOS
Apple iOS
watchOS
iPadOS
Apple iOS
watchOS
How to mitigate CVE-2022-26704
Install updates from vendor's website.
macOS - addressed in versions 12.4 21F79, 10.15.7 19H2026, 11.6.8 20G730, 27.2 26B123
iPadOS - addressed in versions 15.5 19F77, 27.2 24B119
Apple iOS - addressed in versions 15.5 19F77, 27.2 24B119, 27.2 24B120, 27.2 24B91020
watchOS - update to 27.2 24S118
iPadOS - addressed in versions 15.5 19F77, 27.2 24B119
Apple iOS - addressed in versions 15.5 19F77, 27.2 24B119, 27.2 24B120, 27.2 24B91020
watchOS - update to 27.2 24S118
External References
Related Security Bulletins
- Multiple vulnerabilities in Apple macOS Monterey
- Multiple vulnerabilities in macOS Big Sur
- Multiple vulnerabilities in macOS Catalina
- Multiple vulnerabilities in Apple iOS and iPadOS
- Multiple vulnerabilities in macOS Golden Gate
- Multiple vulnerabilities in Apple iOS 27 and iPadOS 27
- Multiple vulnerabilities in Apple watchOS