Apple has released a security update for macOS High Sierra and supplemental updates for Sierra and El Capitan to address multiple vulnerabilities. An attacker could exploit some of these vulnerabilities to take control of an affected system.
NCCIC encourages users and administrators to review the Apple security page for macOS High Sierra 10.13.5, Security Update 2018-003 Sierra, and Security Update 2018-003 El Capitan and apply the necessary updates.
This product is provided subject to this Notification and this Privacy & Use policy.