high8.6
CVE-2020-3351
A vulnerability in Cisco SD-WAN Solution Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition.
Impact
A vulnerability in Cisco SD-WAN Solution Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to improper validation of fields in Cisco SD-WAN peering messages that are encapsulated in UDP packets. An attacker could exploit this vulnerability by sending crafted UDP messages to the targeted system. A successful exploit could allow the attacker to cause services on the device to fail, resulting in a DoS condition that could impact the targeted device and other devices that depend on it.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Cisco | Sd-Wan Firmware | before 17.2.7 from 17.2.8 before 18.3.0 |
| Cisco | Vedge Cloud Router | All versions |
| Cisco | Vsmart Controller | All versions |