About the security content of iCloud for Windows 6.2 - Apple Support

About Apple security updates For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security updates page. For more information about security, se...

CVE-2017-2383

The CVE-2017-2383 entry applies to Apple iCloud before 6.2 on Windows and iTunes before 12.6 for Windows. The underlying issue is cleartext transmission of a client certificate in the APNs Server component, enabling a network-position attacker to track a user via correlation of the certificate. A...