Vulnerability: Persistent Message Sync in iMessage after Sign Out

CVE-2021-30904 · MEDIUM Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

A sync issue was addressed with improved state validation. This issue is fixed in macOS Monterey 12.0.1. A user's messages may continue to sync after the user has signed out of iMessage.

Learn more about our Cis Benchmark Audit For Apple Macos.