Brute-forcing ButterflyMX Virtual Keys and Hacking Time Limits

Recently, I discovered two vulnerabilities in the ButterflyMX system which were responsibly disclosed to the vendor. The vendor has mitigated the highest-risk vulnerability, which enabled unauthorized attackers to gain access to buildings equipped with the ButterflyMX Access Control System.

access access control attackers brute control control system hacking keys risk system vendor virtual vulnerabilities vulnerability