high7.5
CVE-2026-22925
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V5.0).
Impact
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V5.0). The affected application is susceptible to resource exhaustion when subjected to high volume of TCP SYN packets This could allow an attacker to render the service unavailable and cause denial-of-service conditions by overwhelming system resources.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Siemens | Simatic Cn 4100 Firmware | before 5.0 |