Vulnerability · Published Sep 25, 2024 · Assigned by cisco
CVE-2024-20496Cisco SD-WAN vEdge Routers Denial of Service Vulnerability
Medium 6.1
In plain English
A medium-severity out-of-bounds write in Cisco SD-WAN vEdge Cloud from Cisco. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 13% of all known vulnerabilities).
Official description
A vulnerability in the UDP packet validation code of Cisco SD-WAN vEdge Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected system. This vulnerability is due to incorrect handling of a specific type of malformed UDP packet. An attacker in a machine-in-the-middle position could exploit this vulnerability by sending crafted UDP packets to an affected device. A successful exploit could allow the attacker to cause the device to reboot, resulting in a DoS condition on the affected system.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Cisco SD-WAN vEdge Cloud | 19.2.120.1.1218.4.419.3.018.3.819.2.220.1.118.3.6 |
| Cisco | Cisco SD-WAN vEdge router | 18.4.30318.3.719.3.018.2.020.1.1219.2.09918.3.318.3.6 |
Weakness: CWE-787 · Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H