Apple · Icloud · CVE-2017-2354
**Name of the Vulnerable Software and Affected Versions**
iOS versions prior to 10.2.1
Safari versions prior to 10.0.3
iCloud versions prior to 6.1.1
iTunes versions prior to 12.5.5
tvOS versions prior to 10.1.1
**Description**
The issue involves the WebKit component and allows remote attackers to execute arbitrary code or cause a denial of service, such as memory corruption and application crash, via a crafted web site.
**Recommendations**
For iOS versions prior to 10.2.1, update to version 10.2.1 or later to resolve the issue.
For Safari versions prior to 10.0.3, update to version 10.0.3 or later to resolve the issue.
For iCloud versions prior to 6.1.1, update to version 6.1.1 or later to resolve the issue.
For iTunes versions prior to 12.5.5, update to version 12.5.5 or later to resolve the issue.
For tvOS versions prior to 10.1.1, update to version 10.1.1 or later to resolve the issue.
As a temporary workaround, consider restricting access to web sites that may exploit the WebKit component until a patch is available.