CVE-2017-9097: Hoytech Antiweb

Critical severity, CVSS 9.1. EPSS: 3.7% chance of exploitation in the next 30 days.

In Anti-Web through 3.8.7, as used on NetBiter FGW200 devices through 3.21.2, WS100 devices through 3.30.5, EC150 devices through 1.40.0, WS200 devices through 3.30.4, EC250 devices through 1.40.0, and other products, an LFI vulnerability allows a remote attacker to read or modify files through a path traversal technique, as demonstrated by reading the password file, or using the template parameter to cgi-bin/write.cgi to write to an arbitrary file.

Affected products

• Hoytech Antiweb: up to and including 3.8.7; version 3.0.7 only; version 3.3.5 only; version 3.6.1 only; version 3.7.1 only; version 3.7.2 only; …

Published 2017-06-16. Last modified 2026-06-17.