![]() ![]() Click on the text that says “Version” directly in the “macOS High Sierra” bar.Drag down the APPLE menu and select About This Mac.The simplest way to ensure that security update 2021-001 is installed on a specific Macintosh computer with MacOS High Sierra is to check the Mac OS number. Note that even if you can download the software update yourself, Apple will automatically start pushing the download later on macOS High Sierra machines. If you need an administrator account on your Mac, you can enable the administrator and change the administrator password. When you install security update 2021-001 on your Mac, the macOS build number is 17B100 Learn how to find the macOS version and build number on your Mac. ![]() The aim was to improve the verification of identification data. Impact: An attacker may have been able to bypass administrator authentication without providing an administrator passwordĭescription: A logical error occurred while checking the credentials. No effect: macOS Sierra 10.12.6 and older Security update 2021-001 is recommended for all users and will improve the security of macOS.”), But Apple will tell you much more about the security patch bug reports and release notes here on the support page: The download information is short (“Install this update as soon as possible. macOS High Sierra Security Update 2021-001 Release Notes Security Update 2021-001 ”available, click the“ Update ”buttonĪ security update that appears to be compatible with the MacOS Directory Utility does not require your Mac to restart for the changes to take effect. When you see the Security Update – Install this update as soon as possible.Go to the Apple menu and select “App Store”.businessinsider.Installing MacOS High Sierra Security Update 2021-001./how-to/temporarily-fix-macos-high-sierra-root-bug/./2017/5246/apple-releases-high-sierra-root-security-patch.More information can be found at the following websites: ![]() ![]() Users with High Sierra 10.13 or greater should visit the Apple App Store and install the 2017-001 update as soon as possible.Ī temporary fix is to create a root account, then set a password and leave it enabled instructions can be found online.
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