CVE-2008-2167: Zyxel Zywall 100

Medium severity, CVSS 4.3. EPSS: 16.8% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in ZyXEL ZyWALL 100 allows remote attackers to inject arbitrary web script or HTML via the Referer header, which is not properly handled in a 404 Error page.

Affected products

• Zyxel Zywall 100: any version

Published 2008-05-13. Last modified 2026-06-16.