CVE-2026-7470

HIGH

Tenda 4G300 SafeMacFilter sub_427C3C stack-based overflow

Title source: cna

Description

A flaw has been found in Tenda 4G300 US_4G300V1.0Mt_V1.01.42_CN_TDC01. Affected is the function sub_427C3C of the file /goform/SafeMacFilter. This manipulation of the argument page causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been published and may be used.

References (5)

[Vdb Entry, Technical Description] https://vuldb.com/vuln/360206

[Signature, Permissions Required] https://vuldb.com/vuln/360206/cti

[Third Party Advisory] https://vuldb.com/submit/804269

[Exploit] https://github.com/Axelioc/CVE/blob/main/Tenda/US_4G300/sub_427C3C/sub_427C3C.md

[Product] https://www.tenda.com.cn/

Scores

CVSS v3 8.8

EPSS 0.0008

EPSS Percentile 22.5%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-119 CWE-121

Status published

Products (1)

Tenda/4G300 US_4G300V1.0Mt_V1.01.42_CN_TDC01

Published Apr 30, 2026

Tracked Since Apr 30, 2026