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CVE-2026-8764

H3C Magic B3

Description

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 exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS 7.2EPSS 0.48%Risk 0.75
View source
Published
2026-05-17 22:16:21
Affected versions
<=100R002
Type
Firmware
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H