Description
: Active Debug Code vulnerability in ABB Switch Actuator 4 DU-83330, ABB Switch actuator, door/light 4 DU -83330-500.This issue affects Switch Actuator 4 DU-83330: All Versions; Switch actuator, door/light 4 DU -83330-500: All Versions.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| ABB | Switch Actuator 4 DU-83330 | All Versions | — |
| ABB | Switch actuator, door/light 4 DU -83330-500 | All Versions | — |
Advisories 2
- ICSA-26-148-04 ABB Busch-Welcome 2 Wire Door Opener Actuator CISA ICS & IT advisories · May 28, 2026
- 9AKK108471A4556 Busch-Welcome® 2 wire Door opener actuator by default in compatibility mode. ABB PSIRT · Jul 21, 2025