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CVE-2026-3973

HIGH

8.8

Description

A vulnerability was determined in Tenda W3 1.0.0.3(2204). This affects the function formSetAutoPing of the file /goform/setAutoPing of the component POST Parameter Handler. This manipulation of the argument ping1/ping2 causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published3/12/2026

Last Modified4/2/2026

Sourcenvd

Honeypot Sightings0

Affected Products

tenda:w3tenda:w3_firmware

Weaknesses (CWE)

CWE-119CWE-121CWE-787

References

https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-w3-setautoping-ping1-buffer-overflow(cna@vuldb.com)

https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-w3-setautoping-ping2-buffer-overflow(cna@vuldb.com)

https://vuldb.com/?ctiid.350408(cna@vuldb.com)

https://vuldb.com/?id.350408(cna@vuldb.com)

https://vuldb.com/?submit.769173(cna@vuldb.com)

https://vuldb.com/?submit.769176(cna@vuldb.com)

https://www.tenda.com.cn/(cna@vuldb.com)

IOC Correlations

No correlations recorded

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