CVE-2005-4176

This exploit code reads the BIOS keyboard buffer to extract preboot authentication passwords stored in memory. It writes the dumped password to a file, leveraging direct memory access to the BIOS buffer region.

This exploit reads the BIOS keyboard buffer at a fixed memory address (0x041e) to extract preboot authentication passwords left in memory by vulnerable software. It also includes functions to clear or modify the buffer, demonstrating the vulnerability's impact.