Critical severity · published Aug 29, 2025
CVE-2025-9605
A security vulnerability has been detected in Tenda AC21 and AC23 16.03.08.16
9.8
CVSS
5.6%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)5.6% · higher than 93% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AF
Ac21 Firmware · Tenda
16.03.08.16 · source: NVD
AF
Ac23 Firmware · Tenda
16.03.08.16 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-9605
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-9605
Exploit
https://github.com/XXRicardo/iot-cve/blob/main/Tenda/AC21/AC21V1.0re_V16.03.08.16.md
Exploit
https://github.com/XXRicardo/iot-cve/blob/main/Tenda/AC23/Stack-Based%20Buffer%20Overflow%20in%20Tenda%20Wi-Fi%205%20Router%20AC23%EF%BC%88AC23V1.0re_V16.03.07.52%EF%BC%89.md
Permissions Required
https://vuldb.com/?ctiid.321783
Third Party Advisory
https://vuldb.com/?id.321783
Third Party Advisory
https://vuldb.com/?submit.636545
Third Party Advisory
https://vuldb.com/?submit.636548
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