CVE-2021-47770

OpenPLC 3 - Remote Code Execution

CVSS 8.6 HIGHEPSS 0.6%CWE-94

Vexday Risk Score

21Bajo

Decisión SSVC (CISA)

Track

Sin señal de explotación → monitorear

CVSS 8.6EPSS 0.6%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

21 ene 2026Publicada en NVD

Recomendación: Monitorear — sin señal de explotación por ahora.

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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Productos afectados

Autonomy · OpenPLC

Referencias

https://github.com/thiagoralves/OpenPLC_v3 https://www.exploit-db.com/exploits/49803 https://www.openplcproject.com/https://www.vulncheck.com/advisories/openplc-remote-code-execution