Description
A vulnerability has been identified in SCALANCE X-200RNA switch family (All versions < V3.2.7), SCALANCE X-300 switch family (incl. X408 and SIPLUS NET variants) (All versions < V4.1.0). Devices do not create a new unique private key after factory reset. An attacker could leverage this situation to a man-in-the-middle situation and decrypt previously captured traffic.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Siemens | SCALANCE X-200RNA switch family | All versions < V3.2.7 | — |
| Siemens | SCALANCE X-300 switch family (incl. X408 and SIPLUS NET variants) | All versions < V4.1.0 | — |
Advisories 2
- ICSA-21-012-02 Siemens SCALANCE X Switches (Update B) CISA ICS & IT advisories · Dec 13, 2022
- SSA-274900 SSA-274900: Use of Hardcoded Key in SCALANCE X Devices Under Certain Conditions Siemens ProductCERT · Dec 13, 2022