CVE-2021-45392

HIGH

Tenda Ax12 Firmware - Out-of-Bounds Write

Title source: rule
STIX 2.1

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 (4)

Core 4
Core References
Vendor Advisory x_refsource_misc
https://www.tenda.com.cn/
Broken Link x_refsource_misc
http://tendawifi.com/index.html
Product, Vendor Advisory x_refsource_misc
https://www.tenda.com.cn/product/AX12.html

Scores

CVSS v3 7.5
EPSS 0.0103
EPSS Percentile 77.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-787
Status published
Products (1)
tenda/ax12_firmware 22.03.01.21_cn
Published Feb 14, 2022
Tracked Since Feb 18, 2026