CVE-2017-14616: WatchGuard Fireware

High severity, CVSS 7.5. EPSS: 1.6% chance of exploitation in the next 30 days.

An FBX-5312 issue was discovered in WatchGuard Fireware before 12.0. If a login attempt is made in the XML-RPC interface with an XML message containing an empty member element, the wgagent crashes, logging out any user with a session opened in the UI. By continuously executing the failed login attempts, UI management of the device becomes impossible.

Affected products

• WatchGuard Fireware: up to and including 11.12.4

Published 2017-09-20. Last modified 2026-06-17.