CVE-2026-4493

A vulnerability was determined in Tenda A18 Pro 02.03.02.28. The impacted element is the function sub_423B50 of the file /goform/setMacFilterCfg of the component MAC Filtering Configuration Endpoint. Executing a manipulation of the argument deviceList can lead to stack-based buffer overflow. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized.

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/lilukun337/cve/issues/5
https://vuldb.com/?ctiid.352019
https://vuldb.com/?id.352019
https://vuldb.com/?submit.773727
https://www.tenda.com.cn/

Configurations

No configuration.

History

22 Apr 2026, 21:32

Type	Values Removed	Values Added
Summary		(es) Se determinó una vulnerabilidad en Tenda A18 Pro 02.03.02.28. El elemento afectado es la función sub_423B50 del archivo /goform/setMacFilterCfg del componente MAC Filtering Configuration Endpoint. La ejecución de una manipulación del argumento deviceList puede conducir a un desbordamiento de búfer basado en pila. El ataque puede realizarse de forma remota. El exploit ha sido divulgado públicamente y puede ser utilizado.

20 Mar 2026, 18:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-03-20 18:16

Updated : 2026-04-22 21:32

NVD link : CVE-2026-4493

Mitre link : CVE-2026-4493

CVE.ORG link : CVE-2026-4493

JSON object : View

Products Affected

No product.

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

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