Prima Systems FlexAir, Versions 2.3.38 and prior. The application generates database backup files with a predictable name, and an attacker can use brute force to identify the database backup file name. A malicious actor can exploit this issue to download the database file and disclose login information, which can allow the attacker to bypass authentication and have full access to the system.

Prima Systems FlexAir devices allow unauthenticated download of the database configuration backup due to a predictable name, resulting in authentication bypass (a login authenticated with the MD5 hash of any user found in the database).