Skip to main content

Apple Releases Security Updates

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.
Report a cyber attack: call 0300 303 5222 or email [email protected]

This content has been archived

This article no longer conforms to NHS Digital's standards for cyber alerts, and may contain outdated or inaccurate information. Use of this information contained in this page is at your own risk

Summary

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.

Threat details


Remediation steps

Type Step
Users and administrators are encouraged 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.

Last edited: 17 February 2020 12:37 pm