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CVE-2026-4254

CRITICAL

9.8

Descricao

A weakness has been identified in Tenda AC8 up to 16.03.50.11. This vulnerability affects the function doSystemCmd of the file /goform/SysToolChangePwd of the component HTTP Endpoint. This manipulation of the argument local_2c causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.

Detalhes CVE

Pontuacao CVSS v3.19.8

SeveridadeCRITICAL

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado3/16/2026

Ultima modificacao3/20/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

tenda:ac8tenda:ac8_firmware

Fraquezas (CWE)

CWE-119CWE-121CWE-787

Referencias

https://github.com/digitalandrew/tenda_ac8_v5/blob/main/CVE_Report_Tenda_AC8_SysToolChangePwd_BOF.md(cna@vuldb.com)

https://vuldb.com/?ctiid.351212(cna@vuldb.com)

https://vuldb.com/?id.351212(cna@vuldb.com)

https://vuldb.com/?submit.771773(cna@vuldb.com)

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

Correlacoes IOC

Sem correlacoes registradas

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