Description
A vulnerability has been identified in SIMATIC CP 1242-7 V2 (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-1 (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants) (All versions), SIMATIC CP 1243-1 IEC (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-7 LTE (All versions < V3.4.29), SIMATIC CP 1243-8 IRC (6GK7243-8RX30-0XE0) (All versions < V3.4.29), SIMATIC CP 1542SP-1 (6GK7542-6UX00-0XE0) (All versions < V2.3), SIMATIC CP 1542SP-1 IRC (6GK7542-6VX00-0XE0) (All versions < V2.3), SIMATIC CP 1543-1 (6GK7543-1AX00-0XE0) (All versions < V3.0.37), SIMATIC CP 1543SP-1 (6GK7543-6WX00-0XE0) (All versions < V2.3), SINAMICS S210 (6SL5...) (All versions >= V6.1 < V6.1 HF2), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (6AG2542-6VX00-4XE0) (All versions < V2.3), SIPLUS ET 200SP CP 1543SP-1 ISEC (6AG1543-6WX00-7XE0) (All versions < V2.3), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (6AG2543-6WX00-4XE0) (All versions < V2.3), SIPLUS NET CP 1543-1 (6AG1543-1AX00-2XE0) (All versions < V3.0.37). The webserver implementation of the affected products does not correctly release allocated memory after it has been used.
An attacker with network access could use this vulnerability to cause a denial-of-service condition in the webserver of the affected product.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Siemens | SIMATIC CP 1242-7 V2 (incl. SIPLUS variants) | < V3.4.29 | V3.4.29 |
| Siemens | SIMATIC CP 1243-1 (incl. SIPLUS variants) | < V3.4.29 | V3.4.29 |
| Siemens | SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants) | — | — |
| Siemens | SIMATIC CP 1243-1 IEC (incl. SIPLUS variants) | < V3.4.29 | V3.4.29 |
| Siemens | SIMATIC CP 1243-7 LTE | < V3.4.29 | V3.4.29 |
| Siemens | SIMATIC CP 1243-8 IRC | < V3.4.29 | V3.4.29 |
| Siemens | SIMATIC CP 1542SP-1 | < V2.3 | V2.3 |
| Siemens | SIMATIC CP 1542SP-1 IRC | < V2.3 | V2.3 |
| Siemens | SIMATIC CP 1543-1 | < V3.0.37 | V3.0.37 |
| Siemens | SIMATIC CP 1543SP-1 | < V2.3 | V2.3 |
| Siemens | SINAMICS S210 (6SL5...) | V6.1 – < V6.1 HF2 | V6.1 HF2 |
| Siemens | SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL | < V2.3 | V2.3 |
| Siemens | SIPLUS ET 200SP CP 1543SP-1 ISEC | < V2.3 | V2.3 |
| Siemens | SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL | < V2.3 | V2.3 |
| Siemens | SIPLUS NET CP 1543-1 | < V3.0.37 | V3.0.37 |
Advisories 5
- NCSC-2024-0246 Kwetsbaarheden verholpen in Siemens producten NCSC-NL (Netherlands) · Jun 11, 2024
- ICSA-24-165-10 Siemens SIMATIC and SIPLUS CISA ICS & IT advisories · Jun 11, 2024
- SSA-625862 SSA-625862: Multiple Vulnerabilities in Third-Party Components in SIMATIC CP 1542SP-1 and CP 1543SP-1 before V2.3 Siemens ProductCERT · Jun 11, 2024
- ICSA-23-348-08 Siemens Web Server of Industrial Products CISA ICS & IT advisories · Mar 12, 2024
- SSA-693975 SSA-693975: Denial-of-Service Vulnerability in the Web Server of Industrial Products Siemens ProductCERT · Mar 12, 2024