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CVE-2026-2140

HIGH

8.8

Description

A vulnerability was identified in Tenda TX9 up to 22.03.02.10_multi. Affected by this issue is the function sub_4223E0 of the file /goform/setMacFilterCfg. Such manipulation of the argument deviceList leads to buffer overflow. The attack may be launched remotely. The exploit is publicly available and might be used.

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

Published2/8/2026

Last Modified2/10/2026

Sourcenvd

Honeypot Sightings0

Affected Products

tenda:tx9tenda:tx9_firmware

Weaknesses (CWE)

CWE-119CWE-120

References

https://github.com/MRAdera/IoT-Vuls/blob/main/tenda/tx9%20pro/setMacFilterCfg.md(cna@vuldb.com)

https://github.com/MRAdera/IoT-Vuls/blob/main/tenda/tx9%20pro/setMacFilterCfg.md#poc(cna@vuldb.com)

https://vuldb.com/?ctiid.344775(cna@vuldb.com)

https://vuldb.com/?id.344775(cna@vuldb.com)

https://vuldb.com/?submit.747251(cna@vuldb.com)

https://vuldb.com/?submit.749747(cna@vuldb.com)

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

IOC Correlations

No correlations recorded

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