CVE-2026-4042

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-4042
A weakness has been identified in Tenda i12 1.0.0.6(2204). The affected element is the function formWifiMacFilterGet of the file /goform/WifiMacFilterGet. This manipulation of the argument index causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been made available to the public and could 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/Jimi-Lab/cve/issues/2 Exploit Third Party Advisory
https://vuldb.com/?ctiid.350654 Permissions Required VDB Entry
https://vuldb.com/?id.350654 Third Party Advisory VDB Entry
https://vuldb.com/?submit.769463 Third Party Advisory VDB Entry
https://www.tenda.com.cn/ Product
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:tenda:i12_firmware:1.0.0.6\(2204\):*:*:*:*:*:*:*
cpe:2.3:h:tenda:i12:-:*:*:*:*:*:*:*
History

02 Apr 2026, 20:04

Type Values Removed Values Added
Summary
  • (es) Se ha identificado una debilidad en Tenda i12 1.0.0.6(2204). El elemento afectado es la función formWifiMacFilterGet del archivo /goform/WifiMacFilterGet. Esta manipulación del argumento index causa desbordamiento de búfer basado en pila. El ataque puede ser iniciado remotamente. El exploit ha sido puesto a disposición del público y podría ser utilizado para ataques.
CWE CWE-787
First Time Tenda
Tenda i12 Firmware
Tenda i12
CPE cpe:2.3:o:tenda:i12_firmware:1.0.0.6\(2204\):*:*:*:*:*:*:*
cpe:2.3:h:tenda:i12:-:*:*:*:*:*:*:*
References () https://github.com/Jimi-Lab/cve/issues/2 - () https://github.com/Jimi-Lab/cve/issues/2 - Exploit, Third Party Advisory
References () https://vuldb.com/?ctiid.350654 - () https://vuldb.com/?ctiid.350654 - Permissions Required, VDB Entry
References () https://vuldb.com/?id.350654 - () https://vuldb.com/?id.350654 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.769463 - () https://vuldb.com/?submit.769463 - Third Party Advisory, VDB Entry
References () https://www.tenda.com.cn/ - () https://www.tenda.com.cn/ - Product

12 Mar 2026, 15:16

Type Values Removed Values Added
New CVE
Information

Published : 2026-03-12 15:16

Updated : 2026-04-02 20:04

NVD link : CVE-2026-4042

Mitre link : CVE-2026-4042

CVE.ORG link : CVE-2026-4042

JSON object : View

Products Affected

tenda

  • i12_firmware
  • i12
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

CWE-787

Out-of-bounds Write