Apple iOS 6.1.3 does not follow redirects during determination of the hostname to display in an iOS Enterprise Deployment installation dialog, which makes it easier for remote attackers to trigger installation of arbitrary applications via a download-manifest itms-services:// URL that leverages an open redirect vulnerability within a trusted domain.
Improper Input Validation The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly.