CVE-2025-13258

A vulnerability was detected in Tenda AC20 up to 16.03.08.12. The impacted element is an unknown function of the file /goform/WifiExtraSet. The manipulation of the argument wpapsk_crypto results in buffer overflow. The attack can be launched remotely. The exploit is now public and may be used.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/DavCloudz/cve/blob/main/Tenda/Tengda%20AC20%20Router%20WifiExtraSet%20Buffer%20Overflow%20Vulnerability.md	Exploit Third Party Advisory
https://github.com/DavCloudz/cve/blob/main/Tenda/Tengda%20AC20%20Router%20WifiExtraSet%20Buffer%20Overflow%20Vulnerability.md#poc	Exploit Third Party Advisory
https://vuldb.com/?ctiid.332593	Permissions Required VDB Entry
https://vuldb.com/?id.332593	Third Party Advisory VDB Entry
https://vuldb.com/?submit.688716	Third Party Advisory VDB Entry
https://www.tenda.com.cn/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tenda:ac20_firmware:16.03.08.12:*:*:*:*:*:*:*

cpe:2.3:h:tenda:ac20:-:*:*:*:*:*:*:*

History

18 Oct 2026, 20:10

Type	Values Removed	Values Added
Summary		(es) Una vulnerabilidad fue detectada en Tenda AC20 hasta la versión 16.03.08.12. El elemento impactado es una función desconocida del archivo /goform/WifiExtraSet. La manipulación del argumento wpapsk_crypto resulta en desbordamiento de búfer. El ataque puede ser lanzado remotamente. El exploit ya es público y puede ser usado.

Information

Published : 2025-11-17 03:15

Updated : 2026-10-18 20:10

NVD link : CVE-2025-13258

Mitre link : CVE-2025-13258

CVE.ORG link : CVE-2025-13258

JSON object : View

Products Affected

tenda

ac20_firmware
ac20

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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