Apple · Icloud · CVE-2017-7172
**Name of the Vulnerable Software and Affected Versions**
iOS versions prior to 11.2
macOS versions prior to 10.13.2
iCloud versions prior to 7.2 on Windows
iTunes versions prior to 12.7.2 on Windows
tvOS versions prior to 11.2
watchOS versions prior to 4.2
**Description**
The issue involves the CFNetwork Session component and allows attackers to execute arbitrary code in a privileged context or cause a denial of service via a crafted app, resulting in memory corruption.
**Recommendations**
For iOS versions prior to 11.2, update to version 11.2 or later.
For macOS versions prior to 10.13.2, update to version 10.13.2 or later.
For iCloud versions prior to 7.2 on Windows, update to version 7.2 or later.
For iTunes versions prior to 12.7.2 on Windows, update to version 12.7.2 or later.
For tvOS versions prior to 11.2, update to version 11.2 or later.
For watchOS versions prior to 4.2, update to version 4.2 or later.