: Resolved a bug that caused Bluetooth to become unavailable specifically during transactions. Exchange and Mail : Improved the reliability of message synchronization for Microsoft Exchange accounts within the Mail app.
macOS High Sierra 10.13.1: Technical Refinement and Security Infrastructure Released on October 31, 2017, macOS High Sierra 10.13.1 macos high sierra 10.13.1
You cannot discuss the history of macOS High Sierra without mentioning its rocky security timeline. Shortly after the release of 10.13.1, security researchers discovered the infamous "Root Bug" (CVE-2017-13872) in late November 2017. : Resolved a bug that caused Bluetooth to
Ironically, while 10.13.1 fixed the password hint flaw, it was the version that patched the infamous “root login with empty password” bug. That security catastrophe was discovered and patched in a supplemental update released on November 29, 2017. If you are running 10.13.1 without the subsequent security update 2017-001, your Mac is critically vulnerable: anyone with physical access (or remote screen sharing) could log in as root by leaving the password blank. Shortly after the release of 10
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macOS High Sierra migrated solid-state drives (SSDs) to the modern Apple File System (APFS). The 10.13.1 update brought behind-the-scenes reliability improvements to this architecture.