Description
The wsc server uses a hard-coded certificate to check the authenticity of SOAP messages. An unauthenticated remote attacker can extract private keys from the Software of the affected devices.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Sauter | modulo 6 devices modu680-AS | 0.0.0 – < Firmware v3.2.0 | Firmware v3.2.0 |
| Sauter | modulo 6 devices modu660-AS | 0.0.0 – < Firmware v3.2.0 | Firmware v3.2.0 |
| Sauter | modulo 6 devices modu612-LC | 0.0.0 – < Firmware v3.2.0 | Firmware v3.2.0 |
| Sauter | EY-modulo 5 modu 5 modu524 | 0.0 – < Firmware v6.0 | Firmware v6.0 |
| Sauter | EY-modulo 5 modu 5 modu525 | 0.0 – < Firmware v6.0 | Firmware v6.0 |
| Sauter | EY-modulo 5 ecos 5 ecos504/505 | 0.0 – < Firmware v6.0 | Firmware v6.0 |
Advisories 1
- VDE-2025-060 Sauter: Multiple vulnerabilities in SAUTER modulo 6 CERT@VDE · Oct 27, 2025