Description
A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT PRO (All versions < 5.5.1), SCALANCE X202-2 IRT (All versions < 5.5.1), SCALANCE X202-2P IRT (incl. SIPLUS NET variant) (All versions < 5.5.1), SCALANCE X202-2P IRT PRO (All versions < 5.5.1), SCALANCE X204 IRT (All versions < 5.5.1), SCALANCE X204 IRT PRO (All versions < 5.5.1), SCALANCE X204-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X204-2FM (All versions < V5.2.5), SCALANCE X204-2LD (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X204-2LD TS (All versions < V5.2.5), SCALANCE X204-2TS (All versions < V5.2.5), SCALANCE X206-1 (All versions < V5.2.5), SCALANCE X206-1LD (All versions < V5.2.5), SCALANCE X208 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X208PRO (All versions < V5.2.5), SCALANCE X212-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X212-2LD (All versions < V5.2.5), SCALANCE X216 (All versions < V5.2.5), SCALANCE X224 (All versions < V5.2.5), SCALANCE XF201-3P IRT (All versions < 5.5.1), SCALANCE XF202-2P IRT (All versions < 5.5.1), SCALANCE XF204 (All versions < V5.2.5), SCALANCE XF204 IRT (All versions < 5.5.1), SCALANCE XF204-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE XF204-2BA IRT (All versions < 5.5.1), SCALANCE XF206-1 (All versions < V5.2.5), SCALANCE XF208 (All versions < V5.2.5). Incorrect processing of POST requests in the webserver may result in write out of bounds in heap. An attacker might leverage this to cause denial-of-service on the device and potentially remotely execute code.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Siemens | SCALANCE X200-4P IRT | All versions < 5.5.1 | — |
| Siemens | SCALANCE X201-3P IRT | All versions < 5.5.1 | — |
| Siemens | SCALANCE X201-3P IRT PRO | All versions < 5.5.1 | — |
| Siemens | SCALANCE X202-2 IRT | All versions < 5.5.1 | — |
| Siemens | SCALANCE X202-2P IRT (incl. SIPLUS NET variant) | All versions < 5.5.1 | — |
| Siemens | SCALANCE X202-2P IRT PRO | All versions < 5.5.1 | — |
| Siemens | SCALANCE X204 IRT | All versions < 5.5.1 | — |
| Siemens | SCALANCE X204 IRT PRO | All versions < 5.5.1 | — |
| Siemens | SCALANCE X204-2 (incl. SIPLUS NET variant) | All versions < V5.2.5 | — |
| Siemens | SCALANCE X204-2FM | All versions < V5.2.5 | — |
| Siemens | SCALANCE X204-2LD (incl. SIPLUS NET variant) | All versions < V5.2.5 | — |
| Siemens | SCALANCE X204-2LD TS | All versions < V5.2.5 | — |
| Siemens | SCALANCE X204-2TS | All versions < V5.2.5 | — |
| Siemens | SCALANCE X206-1 | All versions < V5.2.5 | — |
| Siemens | SCALANCE X206-1LD | All versions < V5.2.5 | — |
| Siemens | SCALANCE X208 (incl. SIPLUS NET variant) | All versions < V5.2.5 | — |
| Siemens | SCALANCE X208PRO | All versions < V5.2.5 | — |
| Siemens | SCALANCE X212-2 (incl. SIPLUS NET variant) | All versions < V5.2.5 | — |
| Siemens | SCALANCE X212-2LD | All versions < V5.2.5 | — |
| Siemens | SCALANCE X216 | All versions < V5.2.5 | — |
| Siemens | SCALANCE X224 | All versions < V5.2.5 | — |
| Siemens | SCALANCE XF201-3P IRT | All versions < 5.5.1 | — |
| Siemens | SCALANCE XF202-2P IRT | All versions < 5.5.1 | — |
| Siemens | SCALANCE XF204 | All versions < V5.2.5 | — |
| Siemens | SCALANCE XF204 IRT | All versions < 5.5.1 | — |
| Siemens | SCALANCE XF204-2 (incl. SIPLUS NET variant) | All versions < V5.2.5 | — |
| Siemens | SCALANCE XF204-2BA IRT | All versions < 5.5.1 | — |
| Siemens | SCALANCE XF206-1 | All versions < V5.2.5 | — |
| Siemens | SCALANCE XF208 | All versions < V5.2.5 | — |
Advisories 2
- ICSA-21-103-07 Siemens Web Server of SCALANCE X200 (Update A) CISA ICS & IT advisories · May 6, 2025
- SSA-187092 SSA-187092: Several Buffer-Overflow Vulnerabilities in Web Server of SCALANCE X-200 Siemens ProductCERT · Sep 14, 2021