CVE-2026-3975

high

Description

A security flaw has been discovered in Tenda W3 1.0.0.3(2204). This issue affects the function formWifiMacFilterGet of the file /goform/WifiMacFilterGet of the component POST Parameter Handler. Performing a manipulation of the argument wl_radio results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks.

References

https://www.tenda.com.cn/

https://vuldb.com/?submit.769178

https://vuldb.com/?id.350410

https://vuldb.com/?ctiid.350410

https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-w3-formWifiMacFilterGet-index-buffer-overflow

Details

Source: Mitre, NVD

Published: 2026-03-12

Updated: 2026-03-12

Risk Information

CVSS v2

Base Score: 9

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8.8

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

Severity: High

CVSS v4

Base Score: 8.7

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Severity: High