CVE-2017-12698: Advantech Webaccess

Critical severity, CVSS 9.8. EPSS: 4.8% chance of exploitation in the next 30 days.

An Improper Authentication issue was discovered in Advantech WebAccess versions prior to V8.2_20170817. Specially crafted requests allow a possible authentication bypass that could allow remote code execution.

Affected products

• Advantech Webaccess: up to and including 8.2

Published 2017-08-30. Last modified 2026-06-17.