CVE-2017-16720: Advantech Webaccess

Critical severity, CVSS 9.8. EPSS: 50.3% chance of exploitation in the next 30 days.

A Path Traversal issue was discovered in WebAccess versions 8.3.2 and earlier. An attacker has access to files within the directory structure of the target device.

Affected products

• Advantech Webaccess: up to and including 8.3.2

Published 2018-01-05. Last modified 2026-06-17.