A significant security vulnerability has been exposed with Apple’s most recent operating system, High Sierra (OS 10.13). This vulnerability allows someone to gain administrative access to the computer without a password, potentially exposing personal data and compromising the computer.

Learn more about this security vulnerability from Apple: About the security content of Security Update 2017-001

If you using a Bucknell owned and managed Mac, your computer has already been patched by Library & IT.

If you are using a personally owned Mac, first verify your operating system, then apply the patch.

  1. Check the operating system on your Mac using these instructions from Apple: How to find the macOS version number on your Mac
  2. If you see macOS High Sierra, then you must patch your computer.
  3. Update the software on your Mac using these instructions from Apple: How to update the software on your Mac

For additional information or assistance, please contact the Tech Desk at 570.577.7777 or techdesk@bucknell.edu.

Keywords: Apple, Mac, Macintosh, security, vulnerability, patch, update, root, password