Description (CNA)
A vulnerability has been identified in SIMATIC CP 1242-7 V2 (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-1 (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-1 IEC (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-7 LTE (All versions < V3.5.20), SIMATIC CP 1243-8 IRC (6GK7243-8RX30-0XE0) (All versions < V3.5.20), SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions), SIMATIC IPC DiagBase (All versions), SIMATIC IPC DiagMonitor (All versions), SIMATIC WinCC Runtime Advanced (All versions), SIPLUS TIM 1531 IRC (6AG1543-1MX00-7XE0) (All versions < V2.4.8), TIM 1531 IRC (6GK7543-1MX00-0XE0) (All versions < V2.4.8). The web server of the affected devices do not properly handle certain requests, causing a timeout in the watchdog, which could lead to the clean up of pointers. This could allow a remote attacker to cause a denial of service condition in the system.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Siemens / SIMATIC CP 1242-7 V2 (incl. SIPLUS variants) | affected 0 before V3.5.20 |
| Siemens / SIMATIC CP 1243-1 (incl. SIPLUS variants) | affected 0 before V3.5.20 |
| Siemens / SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants) | affected 0 before V3.5.20 |
| Siemens / SIMATIC CP 1243-1 IEC (incl. SIPLUS variants) | affected 0 before V3.5.20 |
| Siemens / SIMATIC CP 1243-7 LTE | affected 0 before V3.5.20 |
| Siemens / SIMATIC CP 1243-8 IRC | affected 0 before V3.5.20 |
| Siemens / SIMATIC HMI Comfort Panels (incl. SIPLUS variants) | affected All versions |
| Siemens / SIMATIC IPC DiagBase | affected 0 before * |
| Siemens / SIMATIC IPC DiagMonitor | affected All versions |
| Siemens / SIMATIC WinCC Runtime Advanced | affected All versions |
| Siemens / SIPLUS TIM 1531 IRC | affected 0 before V2.4.8 |
| Siemens / TIM 1531 IRC | affected 0 before V2.4.8 |
CWE
CWE-476
References
ADP enrichment
No English description supplied.
No references supplied.