CVE-2021-31755

CRITICALCISA KEV

9.8

Descricao

An issue was discovered on Tenda AC11 devices with firmware through 02.03.01.104_CN. A stack buffer overflow vulnerability in /goform/setmac allows attackers to execute arbitrary code on the system via a crafted post request.

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

Publicado5/7/2021

Ultima modificacao11/10/2025

Fontekev

Avistamentos honeypot0

CISA KEV

FornecedorTenda

ProdutoAC11 Router

Nome da vulnerabilidadeTenda AC11 Router Stack Buffer Overflow Vulnerability

Data inclusao KEV2021-11-03

Prazo de remediacao2021-11-17

Uso em ransomwareUnknown

Produtos afetados

tenda:ac11tenda:ac11_firmware

Fraquezas (CWE)

CWE-787CWE-787

Referencias

https://github.com/Yu3H0/IoT_CVE/tree/main/Tenda/CVE_3(cve@mitre.org)

https://github.com/Yu3H0/IoT_CVE/tree/main/Tenda/CVE_3(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-31755(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlacoes IOC

Sem correlacoes registradas

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