CVE-2026-3804

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-3804
A security flaw has been discovered in Tenda i3 1.0.0.6(2204). This vulnerability affects the function formWifiMacFilterSet of the file /goform/WifiMacFilterSet. The manipulation of the argument index results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.

8.8 /10

CVSS v3 : HIGH

V3 Legend

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

V2 Legend

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/Svigo-o/Tenda_vul/tree/main/tenda-i3-formWifiMacFilterSet-index-buffer-overflow Exploit Third Party Advisory
https://vuldb.com/?ctiid.349771 Permissions Required VDB Entry
https://vuldb.com/?id.349771 Third Party Advisory VDB Entry
https://vuldb.com/?submit.768985 Third Party Advisory VDB Entry
https://www.tenda.com.cn/ Product
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:tenda:i3_firmware:1.0.0.6\(2204\):*:*:*:*:*:*:*
cpe:2.3:h:tenda:i3:-:*:*:*:*:*:*:*
History

09 Mar 2026, 15:09

Type Values Removed Values Added
CPE cpe:2.3:o:tenda:i3_firmware:1.0.0.6\(2204\):*:*:*:*:*:*:*
cpe:2.3:h:tenda:i3:-:*:*:*:*:*:*:*
First Time Tenda
Tenda i3
Tenda i3 Firmware
Summary
  • (es) Una falla de seguridad ha sido descubierta en Tenda i3 1.0.0.6(2204). Esta vulnerabilidad afecta la función formWifiMacFilterSet del archivo /goform/WifiMacFilterSet. La manipulación del argumento index resulta en desbordamiento de búfer basado en pila. Es posible lanzar el ataque remotamente. El exploit ha sido publicado y puede ser utilizado para ataques.
References () https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-i3-formWifiMacFilterSet-index-buffer-overflow - () https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-i3-formWifiMacFilterSet-index-buffer-overflow - Exploit, Third Party Advisory
References () https://vuldb.com/?ctiid.349771 - () https://vuldb.com/?ctiid.349771 - Permissions Required, VDB Entry
References () https://vuldb.com/?id.349771 - () https://vuldb.com/?id.349771 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.768985 - () https://vuldb.com/?submit.768985 - Third Party Advisory, VDB Entry
References () https://www.tenda.com.cn/ - () https://www.tenda.com.cn/ - Product

09 Mar 2026, 06:16

Type Values Removed Values Added
New CVE
Information

Published : 2026-03-09 06:16

Updated : 2026-03-09 15:09

NVD link : CVE-2026-3804

Mitre link : CVE-2026-3804

CVE.ORG link : CVE-2026-3804

JSON object : View

Products Affected

tenda

  • i3
  • i3_firmware
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow