Description
Siemens Desigo PX Web modules PXA40-W0, PXA40-W1, PXA40-W2 for Desigo PX automation controllers PXC00-E.D, PXC50-E.D, PXC100-E.D, PXC200-E.D (All firmware versions < V6.00.046) and Desigo PX Web modules PXA30-W0, PXA30-W1, PXA30-W2 for Desigo PX automation controllers PXC00-U, PXC64-U, PXC128-U (All firmware versions < V6.00.046) use a pseudo random number generator with insufficient entropy to generate certificates for HTTPS, potentially allowing remote attackers to reconstruct the corresponding private key.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Desigo PX Web modules with all firmware versions < V6.00.046 | Desigo PX Web modules with all firmware versions < V6.00.046 | — |
Advisories 1
- ICSA-16-355-01 Siemens Desigo PX Web Module Insufficient Entropy Vulnerability CISA ICS & IT advisories · Jun 5, 2025