CVE-2025-3543: h3c Magic NX15

High severity, CVSS 8.0. EPSS: 1.1% chance of exploitation in the next 30 days.

A vulnerability has been found in H3C Magic NX15, Magic NX30 Pro, Magic NX400 and Magic R3010 up to V100R014 and classified as critical. This vulnerability affects the function FCGI_WizardProtoProcess of the file /api/wizard/setsyncpppoecfg of the component HTTP POST Request Handler. The manipulation leads to command injection. Access to the local network is required for this attack. The exploit has been disclosed to the public and may be used. It is recommended to upgrade the affected component.

Affected products

• h3c Magic NX15: version V100R014 only
• h3c Magic NX30 Pro: version V100R014 only
• h3c Magic NX400: version V100R014 only
• h3c Magic r3010: version V100R014 only

Published 2025-04-14. Last modified 2026-06-17.