CVE-2026-3971

A vulnerability has been found in Tenda i3 1.0.0.6(2204). Affected by this vulnerability is the function formwrlSSIDset of the file /goform/wifiSSIDset. The manipulation of the argument index/GO leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.

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/Svigo-o/Tenda_vul/tree/main/tenda-i3-formwrlSSIDset-go-buffer-overflow	Exploit Third Party Advisory
https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-i3-formwrlSSIDset-index-buffer-overflow	Exploit Third Party Advisory
https://vuldb.com/?ctiid.350406	Permissions Required VDB Entry
https://vuldb.com/?id.350406	Third Party Advisory VDB Entry
https://vuldb.com/?submit.768996	Third Party Advisory VDB Entry
https://vuldb.com/?submit.768997	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

No history.

Information

Published : 2026-03-12 01:15

Updated : 2026-06-17 10:44

NVD link : CVE-2026-3971

Mitre link : CVE-2026-3971

CVE.ORG link : CVE-2026-3971

JSON object : View

Products Affected

tenda

i3_firmware
i3

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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