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CVE-2026-2871

HIGH

8.8

Description

A weakness has been identified in Tenda A21 1.0.0.0. This affects the function fromSetIpMacBind of the file /goform/SetIpMacBind. This manipulation of the argument list causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.

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

Published2/21/2026

Last Modified2/23/2026

Sourcenvd

Honeypot Sightings0

Affected Products

tenda:a21tenda:a21_firmware

Weaknesses (CWE)

CWE-119CWE-121

References

https://github.com/QIU-DIE/cve-nneeww/issues/2(cna@vuldb.com)

https://vuldb.com/?ctiid.347108(cna@vuldb.com)

https://vuldb.com/?id.347108(cna@vuldb.com)

https://vuldb.com/?submit.754630(cna@vuldb.com)

https://vuldb.com/?submit.754631(cna@vuldb.com)

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

IOC Correlations

No correlations recorded

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