CVE-2026-3803

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-3803
A vulnerability was identified in Tenda i3 1.0.0.6(2204). This affects the function formWifiMacFilterGet of the file /goform/WifiMacFilterGet. The manipulation of the argument index leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit is publicly available and might be used.

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-formWifiMacFilterGet-index-buffer-overflow Exploit Third Party Advisory
https://vuldb.com/?ctiid.349770 Permissions Required VDB Entry
https://vuldb.com/?id.349770 Third Party Advisory VDB Entry
https://vuldb.com/?submit.768984 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
Summary
  • (es) Una vulnerabilidad fue identificada en Tenda i3 1.0.0.6(2204). Esto afecta la función formWifiMacFilterGet del archivo /goform/WifiMacFilterGet. La manipulación del argumento index conduce a un desbordamiento de búfer basado en pila. Es posible iniciar el ataque de forma remota. El exploit está disponible públicamente y podría ser utilizado.
First Time Tenda
Tenda i3
Tenda i3 Firmware
CPE cpe:2.3:o:tenda:i3_firmware:1.0.0.6\(2204\):*:*:*:*:*:*:*
cpe:2.3:h:tenda:i3:-:*:*:*:*:*:*:*
References () https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-i3-formWifiMacFilterGet-index-buffer-overflow - () https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-i3-formWifiMacFilterGet-index-buffer-overflow - Exploit, Third Party Advisory
References () https://vuldb.com/?ctiid.349770 - () https://vuldb.com/?ctiid.349770 - Permissions Required, VDB Entry
References () https://vuldb.com/?id.349770 - () https://vuldb.com/?id.349770 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.768984 - () https://vuldb.com/?submit.768984 - 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-2026-3803

Mitre link : CVE-2026-3803

CVE.ORG link : CVE-2026-3803

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