CVE-2022-47374
A vulnerability has been identified in SIMATIC PC-Station Plus (All versions), SIMATIC S7-400 CPU 412-2 PN V7 (All versions), SIMATIC S7-400 CPU 414-3 PN/DP V7…
Impact
A vulnerability has been identified in SIMATIC PC-Station Plus (All versions), SIMATIC S7-400 CPU 412-2 PN V7 (All versions), SIMATIC S7-400 CPU 414-3 PN/DP V7 (All versions), SIMATIC S7-400 CPU 414F-3 PN/DP V7 (All versions), SIMATIC S7-400 CPU 416-3 PN/DP V7 (All versions), SIMATIC S7-400 CPU 416F-3 PN/DP V7 (All versions), SINAMICS S120 (incl. SIPLUS variants) (All versions < V5.2 SP3 HF15), SIPLUS S7-400 CPU 414-3 PN/DP V7 (All versions), SIPLUS S7-400 CPU 416-3 PN/DP V7 (All versions). The affected products do not handle HTTP(S) requests to the web server correctly. This could allow an attacker to exhaust system resources and create a denial of service condition for the device.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Siemens | 6es7412-2ek07-0ab0 Firmware | All versions |
| Siemens | 6es7414-3em07-0ab0 Firmware | All versions |
| Siemens | 6es7414-3fm07-0ab0 Firmware | All versions |
| Siemens | 6es7416-3es07-0ab0 Firmware | All versions |
| Siemens | 6es7416-3fs07-0ab0 Firmware | All versions |
| Siemens | 6ag1414-3em07-7ab0 Firmware | All versions |
| Siemens | 6ag1416-3es07-7ab0 Firmware | All versions |
| Siemens | Sinamics S120 Firmware | All versions Versions 4.7, 4.8, 4.9, 5.0, 5.1 |
| Siemens | Simatic Pc-Station Plus Firmware | All versions |