Apple · Security Update 2018-003 El Capitan · CVE-2018-4478
**Name of the Vulnerable Software and Affected Versions**
macOS High Sierra versions prior to 10.13.5
Security Update 2018-003 Sierra versions prior to the update
Security Update 2018-003 El Capitan versions prior to the update
**Description**
A validation issue was addressed with improved logic, allowing an attacker with physical access to a device to potentially elevate privileges.
**Recommendations**
For macOS High Sierra versions prior to 10.13.5, update to macOS High Sierra 10.13.5.
For Security Update 2018-003 Sierra, apply the Security Update 2018-003.
For Security Update 2018-003 El Capitan, apply the Security Update 2018-003.