CVE-2019-1648: Cisco SD-WAN

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

A vulnerability in the user group configuration of the Cisco SD-WAN Solution could allow an authenticated, local attacker to gain elevated privileges on an affected device. The vulnerability is due to a failure to properly validate certain parameters included within the group configuration. An attacker could exploit this vulnerability by writing a crafted file to the directory where the user group configuration is located in the underlying operating system. A successful exploit could allow the attacker to gain root-level privileges and take full control of the device.

Affected products

• Cisco SD-WAN: before 18.4.0 (fixed in 18.4.0)
• Cisco Vbond Orchestrator: affected versions not specified
• Cisco Vedge 1000 Firmware: any version
• Cisco Vedge 100 Firmware: any version
• Cisco Vedge 2000 Firmware: any version
• Cisco Vedge 5000 Firmware: any version
• Cisco Vmanage Network Management: affected versions not specified
• Cisco Vsmart Controller: affected versions not specified

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