CVE-2025-14015: h3c Magic b0 Firmware

Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days.

A weakness has been identified in H3C Magic B0 up to 100R002. This impacts the function EditWlanMacList of the file /goform/aspForm. This manipulation of the argument param causes buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be exploited. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• h3c Magic b0 Firmware: up to and including 100R002

Published 2025-12-04. Last modified 2026-06-17.