Description

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.

INFO

Published Date :

2026-01-21T17:27:32.000Z

Last Modified :

2026-04-07T14:06:05.080Z

Source :

VulnCheck
AFFECTED PRODUCTS

The following products are affected by CVE-2021-47770 vulnerability.

Vendors Products
Openplcproject
  • Openplc
  • Openplc V3
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2021-47770.

URL Resource
https://github.com/thiagoralves/OpenPLC_v3 cve-icon cve-icon
https://www.exploit-db.com/exploits/49803 cve-icon cve-icon
https://www.openplcproject.com/ cve-icon cve-icon
https://www.vulncheck.com/advisories/openplc-remote-code-execution cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
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User Interaction
VS Confidentiality
VS Integrity
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SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact