CVE-2026-34021 | BDVDB-2026-340276 Detail
WertheimWertheim SafeController 5400 Hardware for VAULT ROOMS (Safe Deposit Locker System - Microcontroller)
Description#
The Wertheim SafeController 5400, Controller 5400 - AssemblyVersion 6.11.8130.22320, uses RS-485 communication between the server and the microcontroller without cryptographic protection. An attacker with access to the communication path between the server and the microcontroller can sniff RS-485 messages and replay previously observed messages. This can be used, for example, to spoof a "quit alarm" message and continuously deactivate the safe alarm.
Impact#
CAPEC-594 Traffic Injection
Weaknesses#
- CWE-294 Authentication Bypass by Capture-replay
References#
Exploit#
History#
- Version 1Record published in the CVE List.