CVE-2021-40546

PoC —

CVSS 3.1

4.9 medium

EPSS

<1%p52

Published

Sep 5, 2023 (Sep 5, 2023)

Modified

Jun 17, 2026

Description

Tenda AC6 US_AC6V4.0RTL_V02.03.01.26_cn.bin allows attackers (who have the administrator password) to cause a denial of service (device crash) via a long string in the wifiPwd_5G parameter to /goform/setWifi.

Vendors: tenda
Products: ac6 firmware
Weakness: CWE-404
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.7%)

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