Apple Incorporated released Apple macOS 10.13.1 security update on November twenty nine two thousand seventeen. This update includes one major security fix.
* administrator rights bypass
There is a major security vulnerability with Apple Macintosh operating system high sierra 10.13. This vulnerability does NOT apply to macOS 10.12.6 or earlier. Basically, an intruder could bypass normal administrator authentication without supplying a password.
There was a problem with the validation of credentials on macOS high sierra 10.13. In order to install this update on your MAC operating system Sierra, you open the Application Store then select "Updates". If this macOs Sierra 10.13.1 update is available, then click on an "Update" button next to it.
If for some reason you do not have the application store on your MAC, then click on "Apple" menu and then choose "Software Update". You may need to install other available updates before macOS High Sierra 10.13.1 becomes available on your MACintosh. Finally, you can configure your MACintosh running operating system X El Capitan version 10.11.5 or newer, to automatically download updates.
In Apple Store preferences choose ”Download newly available updates in the background". Now, your MACintosh will automatically download these updates for you and notify you when they are available to install. The build number on your Macintosh will now be 17B1002 after installing this update.
If after installing this Macintosh operating system high sierra 10.13.1 security update, you still need root access, you will need to enable the root account. Also, you will need to reset this root account password. You may run into issues with file sharing authentication and or connecting to files after installing this 10.13.1 update.
This would require you to repair file sharing on your Macintosh.