Magic B3 vulnerabilities

2 known vulnerabilities in Magic B3 from H3C. 2 are rated high or critical. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.

Latest first

• 7.2 High severity

  Magic B3: Improper Restriction of Operations within the Bounds of a Memory Buffer

  CVE-2026-8764May 17, 2026H3C

  A security vulnerability has been detected in H3C Magic B3 up to 100R002. This affects the function UpdateWanParams of the file /goform/aspForm. Such manipulation of the argument param leads to buffer overflow. The attack may be performed from remote. The expl

• 8.8 High severity

  Magic B3: Improper Restriction of Operations within the Bounds of a Memory Buffer

  CVE-2025-10942Sep 25, 2025H3C

  A vulnerability was identified in H3C Magic B3 up to 100R002. This affects the function AddMacList/EditMacList of the file /goform/aspForm. The manipulation of the argument param leads to buffer overflow. The attack can be initiated remotely. The exploit is pu