CVE-2022-42816: 
macOS vulnerability analysis and mitigation

CVE-2022-42816 is a security vulnerability discovered in Apple's Beta Access Utility component of macOS. The vulnerability was disclosed and fixed in macOS Ventura 13, released on October 24, 2022. The issue affects multiple Mac models including Mac Studio (2022), Mac Pro (2019 and later), MacBook Air (2018 and later), MacBook Pro (2017 and later), Mac mini (2018 and later), iMac (2017 and later), MacBook (2017), and iMac Pro (2017) (Apple Advisory).

The vulnerability is characterized as a logic issue in the Beta Access Utility component. The security flaw allows an application to modify protected parts of the file system. Apple addressed this vulnerability by improving state management in the system (NVD). The vulnerability has been assigned a CVSS v3.1 base score of 5.5 (Medium) with the vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N (NVD).

The primary impact of this vulnerability is that a malicious application may be able to modify protected parts of the file system, potentially compromising the security boundaries established by the operating system (Apple Advisory).

Apple has addressed this vulnerability in macOS Ventura 13. Users are advised to update their systems to this version or later to protect against this security issue. The fix implements improved state management to prevent unauthorized modification of protected file system areas (Apple Advisory).