medium4.3
CVE-2021-25666
A vulnerability has been identified in SCALANCE W780 and W740 (IEEE 802.11n) family (All versions < V6.3).
Impact
A vulnerability has been identified in SCALANCE W780 and W740 (IEEE 802.11n) family (All versions < V6.3). Sending specially crafted packets through the ARP protocol to an affected device could cause a partial denial-of-service, preventing the device to operate normally for a short period of time.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Siemens | Scalance W780 Firmware | before 6.3 |
| Siemens | Scalance W740 Firmware | before 6.3 |