Invalid server and client keystore paths on Windows 2012 Server

Description of problem:
When you try to install BPMS on Windows 2012 Server without performing any additional configuration, the installation will fail while generating SSL keys for JMS. The paths passed to keytool to generate keys are invalid. Because of this issue it is not possible to install BPMS on Windows using the installer.

Version-Release number of selected component (if applicable):
6.0.2 ER2

Steps to Reproduce:
1. Run the installer and proceed to the last step following the default scenario (do not perform any additional configuration).
2. See the output.

Actual results:
The installation process fails.

Expected results:
The installer should pass valid paths to keytool so the installation process will be able to finish successfully.