CVE-2020-3379: Cisco SD-WAN Firmware

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

A vulnerability in Cisco SD-WAN Solution Software could allow an authenticated, local attacker to elevate privileges to Administrator on the underlying operating system. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending a crafted request to an affected system. A successful exploit could allow the attacker to gain administrative privileges.

Affected products

• Cisco SD-WAN Firmware: before 18.3.0 (fixed in 18.3.0)
• Cisco Vbond Orchestrator: affected versions not specified
• Cisco Vsmart Controller: affected versions not specified

Published 2020-07-16. Last modified 2026-06-17.