CVE-2007-4317: Zyxel Zynos

Medium severity, CVSS 4.3. EPSS: 1.3% chance of exploitation in the next 30 days.

Multiple cross-site request forgery (CSRF) vulnerabilities in the management interface in ZyNOS firmware 3.62(WK.6) on the Zyxel Zywall 2 device allow remote attackers to perform certain actions as administrators, as demonstrated by a request to Forms/General_1 with the (1) sysSystemName and (2) sysDomainName parameters.

Affected products

• Zyxel Zynos: version 3.62 only
• Zyxel Zywall 2: any version

Published 2007-08-13. Last modified 2026-06-16.