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CVE-2021-47741

HIGH

7.5

Descricao

ZBL EPON ONU Broadband Router V100R001 contains a privilege escalation vulnerability that allows limited administrative users to elevate access by sending requests to configuration endpoints. Attackers can exploit the vulnerability by accessing the configuration backup or password page to disclose the super user password and gain additional privileged functionalities.

Detalhes CVE

Pontuacao CVSS v3.17.5

SeveridadeHIGH

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado12/31/2025

Ultima modificacao12/31/2025

Fontenvd

Avistamentos honeypot0

Fraquezas (CWE)

CWE-522

Referencias

http://www.zblchina.com(disclosure@vulncheck.com)

https://web.archive.org/web/20211220094023/http://www.wd-thailand.com/(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/49737(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/zbl-epon-onu-broadband-router-vr-privilege-escalation-via-configuration-endpoint(disclosure@vulncheck.com)

https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5647.php(disclosure@vulncheck.com)

Correlacoes IOC

Sem correlacoes registradas

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