CWE-422: Unprotected Windows Messaging Channel ('Shatter')
The product does not properly verify the source of a message in the Windows Messaging System while running at elevated privileges, creating an alternate channel through which an attacker can directly send a message to the product.
Overview
CWE-422 (Unprotected Windows Messaging Channel ('Shatter')) is a variant-level software weakness catalogued by MITRE in the Common Weakness Enumeration (CWE). It describes a recurring type of mistake that can lead to exploitable security vulnerabilities.