The Elber Wayber Analog/Digital Audio STL version 3.0.0 and below, including Firmware versions 4.00 Rev. 1501, 4.00 Rev. 1516, and 3.00 Rev. 1350, are vulnerable to an authentication bypass. By exploiting this vulnerability, an attacker can gain unauthorized access to the password management functionality, allowing them to change passwords for any user in the system. This unauthorized access compromises the security of the device.