Potential privilege escalation issue in Revenera InstallShield version 2023 R1 running a renamed Setup.exe on Windows. When a local administrator executes a renamed Setup.exe, the MPR.dll may get loaded from an insecure location and can result in a privilege escalation. The issue has been fixed in versions 2023 R2 and later.
The Macrovision InstallShield InstallScript One-Click Install (OCI) ActiveX control 12.0 before SP2 does not validate the DLL files that are named as parameters to the control, which allows remote attackers to download arbitrary library code onto a client machine.