CVE-2026-3701

HIGH

H3C Magic B1 <100R004 - Buffer Overflow

Title source: llm
STIX 2.1

Description

A security vulnerability has been detected in H3C Magic B1 up to 100R004. Affected by this vulnerability is the function Edit_BasicSSID_5G of the file /goform/aspForm. Such manipulation of the argument param leads to buffer overflow. The attack can be executed remotely. 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.

References (4)

Core 4
Core References
Permissions Required, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.349647
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.349647
Permissions Required, VDB Entry third-party-advisory
https://vuldb.com/?submit.765771

Scores

CVSS v3 8.8
EPSS 0.0069
EPSS Percentile 47.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-120 CWE-119
Status published
Products (1)
h3c/magic_b1_firmware < 100r004
Published Mar 08, 2026
Tracked Since Mar 08, 2026