BlackICE does not protect pamversion.dll in its installation directory. And also because its component protection fails to protect BlackICE processes this can be misused to inject fake DLL into BlackICE service.
The whole advisory with more details and source code is available here http://www.matousec.com/info/advisories/BlackICE-DLL-faking-of-run-time-linked-libraries.php
-- David Matousek
Founder and Chief Representative of Matousec - Transparent security http://www.matousec.com/