Exposure of Sensitive Information to an Unauthorized Actor
The Widevine Trusted Application in Android 6.0.1 before 2016-03-01 allows attackers to obtain sensitive TrustZone secure-storage information by leveraging kernel access, as demonstrated by obtaining Signature or SignatureOrSystem access, aka internal bug 20860039.
CWE-200 - Information Exposure
An information exposure vulnerability is categorized as an information flow (IF) weakness, which can potentially allow unauthorized access to otherwise classified information in the application, such as confidential personal information (demographics, financials, health records, etc.), business secrets, and the application's internal environment.