CVE-2021-45392

high

Description

A Buffer Overflow vulnerability exists in Tenda Router AX12 V22.03.01.21_CN in the sub_422CE4 function in page /goform/setIPv6Status via the prefixDelegate parameter, which causes a Denial of Service.

References

https://www.tenda.com.cn/product/AX12.html

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

https://github.com/sec-bin/IoT-CVE/tree/main/Tenda/AX12/2

http://tendawifi.com/index.html

Details

Source: Mitre, NVD

Published: 2022-02-14

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 7.8

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

Severity: High

CVSS v3

Base Score: 7.5

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