CVE-2019-1647: Cisco SD-WAN

High severity, CVSS 8.0. EPSS: 0.8% chance of exploitation in the next 30 days.

A vulnerability in the Cisco SD-WAN Solution could allow an authenticated, adjacent attacker to bypass authentication and have direct unauthorized access to other vSmart containers. The vulnerability is due to an insecure default configuration of the affected system. An attacker could exploit this vulnerability by directly connecting to the exposed services. An exploit could allow the attacker to retrieve and modify critical system files.

Affected products

• Cisco SD-WAN: before 18.4.0 (fixed in 18.4.0)
• Cisco Vsmart Controller: affected versions not specified

Published 2019-01-24. Last modified 2026-06-17.