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.

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/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

No history.

Information

Published : 2026-03-12 15:16

Updated : 2026-06-17 10:55

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

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El exploit ha sido puesto a disposici\u00f3n del p\u00fablico y podr\u00eda ser utilizado para ataques."}], "lastModified": "2026-06-17T10:55:53.580", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:tenda:i12_firmware:1.0.0.6\\(2204\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "294C4C09-FB11-4D03-9DD0-5CEDC115974E"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:tenda:i12:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "79D3B1CC-FB4E-40F3-B175-F70F5A44C447"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cna@vuldb.com"}