A state management issue was addressed with improved state validation. This issue is fixed in macOS High Sierra 10.13.1, Security Update 2017-001 Sierra, and Security Update 2017-004 El Capitan. The screen lock may unexpectedly remain unlocked.
https://support.apple.com/en-us/HT208221
Source: Mitre, NVD
Published: 2021-12-23
Updated: 2022-01-04
Base Score: 4.6
Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 6.8
Vector: CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H