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CVE-2021-47770
HIGH8.8
Descricao
OpenPLC v3 contains an authenticated remote code execution vulnerability that allows attackers with valid credentials to inject malicious code through the hardware configuration interface. Attackers can upload a custom hardware layer with embedded reverse shell code that establishes a network connection to a specified IP and port, enabling remote command execution.
Detalhes CVE
Pontuacao CVSS v3.18.8
SeveridadeHIGH
Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Vetor de ataqueNETWORK
ComplexidadeLOW
Privilegios necessariosLOW
Interacao do usuarioNONE
Publicado1/21/2026
Ultima modificacao1/26/2026
Fontenvd
Avistamentos honeypot0
Fraquezas (CWE)
CWE-94
Referencias
https://github.com/thiagoralves/OpenPLC_v3(disclosure@vulncheck.com)
https://www.exploit-db.com/exploits/49803(disclosure@vulncheck.com)
https://www.openplcproject.com/(disclosure@vulncheck.com)
https://www.vulncheck.com/advisories/openplc-remote-code-execution(disclosure@vulncheck.com)
Correlacoes IOC
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