CVE-2021-31758

PoC —

CVSS 3.1

9.8 critical

EPSS

7%p93

Published

May 7, 2021 (May 7, 2021)

Modified

Jun 17, 2026

Description

An issue was discovered on Tenda AC11 devices with firmware through 02.03.01.104_CN. A stack buffer overflow vulnerability in /goform/setportList allows attackers to execute arbitrary code on the system via a crafted post request.

Vendors: tenda
Products: ac11 firmware
Weakness: CWE-787
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (6.6%)

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