CVE-2021-45391

PoC —

CVSS 3.1

7.5 high

EPSS

2%p78

Published

Feb 16, 2022 (Feb 16, 2022)

Modified

Jun 17, 2026

Description

A Buffer Overflow vulnerability exists in Tenda Router AX12 V22.03.01.21_CN in the sub_422CE4 function in the goform/setIPv6Status binary file /usr/sbin/httpd via the conType parameter, which causes a Denial of Service.

Vendors: tenda
Products: ax12 firmware
Weakness: CWE-787
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.8%)

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