Description
Use of Hard-coded Cryptographic Key vulnerability in ABB RMC-100, ABB RMC-100 LITE.
An attacker can gain access to salted information to decrypt MQTT information.
This issue affects RMC-100: from 2105457-043 through 2105457-045; RMC-100 LITE: from 2106229-015 through 2106229-016.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| ABB | RMC-100 | 2105457-043 – ≤ 2105457-045 | — |
| ABB | RMC-100 LITE | 2106229-015 – ≤ 2106229-016 | — |
Advisories 2
- ICSA-25-196-02 ABB RMC-100 (Update A) CISA ICS & IT advisories · May 14, 2026
- 9AKK108471A3623 RMC - 100 Vulnerabilities in web UI (REST Interface) ABB PSIRT · Aug 18, 2025