CVE-2025-9605 CRITICAL

CVE-2025-9605: Tenda AC21/AC23 GetParentControlInfo stack-based overflow

Vendor Tenda
Product AC21
Weakness CWE-121
Published August 29, 2025
Last update August 29, 2025
View on NVD All CVEs

CVSS base score

9.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A security vulnerability has been detected in Tenda AC21 and AC23 16.03.08.16. Affected is the function GetParentControlInfo of the file /goform/GetParentControlInfo. Such manipulation of the argument mac leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.

Key dates

02Disclosure timeline

August 29, 2025 CVE published
August 29, 2025 Record updated