CVE-2021-36711: Remote Code Execution in OctoBot
Summary
CVE-2021-36711: WebInterface in OctoBot before 0.4.4 allows remote code execution because Tentacles upload is mishandled. Affects octobot versions < 0.4.4. Fixed in 0.4.4. How to fix ↓
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Background
OctoBot is a Python package available on PyPI that provides a web interface for managing and controlling OctoPrint instances. OctoPrint is an open-source 3D printer management tool. OctoBot allows users to remotely monitor and control their 3D printers through a web-based interface. However, a vulnerability in OctoBot versions prior to 0.4.4 allows for remote code execution due to mishandling of Tentacles uploads.
Vulnerability Detail
The vulnerability (CVE-2021-36711) in OctoBot arises from the improper handling of Tentacles uploads. This flaw can be exploited by an attacker to execute arbitrary code remotely. By uploading a malicious file, an attacker can gain unauthorized access to the target system and potentially perform unauthorized actions, such as modifying or deleting files, executing commands, or even taking control of the entire system. This vulnerability poses a significant risk to the confidentiality, integrity, and availability of the affected system.
How To Fix
Minimum fixed version
0.4.4
This is the first release that contains the fix.
pip install --upgrade "octobot==0.4.4"Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
There is no known workaround for this vulnerability. It is essential to update OctoBot to the latest version to address the issue effectively.
Conclusion
In conclusion, the vulnerability (CVE-2021-36711) in OctoBot allows for remote code execution due to mishandling of Tentacles uploads. To mitigate this risk, it is crucial to update OctoBot to version 0.4.4 or later. Failure to address this vulnerability may result in unauthorized access, data breaches, and potential compromise of the affected system. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
OctoBot is a Python package that provides a web interface for managing and controlling OctoPrint instances, which are used for 3D printer management.
This vulnerability allows for remote code execution, enabling an attacker to execute arbitrary code on the target system. This can lead to unauthorized access, data breaches, and potential control of the affected system.
To fix this vulnerability, update OctoBot to version 0.4.4 or later. This version includes a patch that addresses the issue.
No, there is no known workaround for this vulnerability. It is crucial to update OctoBot to the latest version.
For more information about this vulnerability, you can refer to the official advisory from the Python Package Index (PyPI) advisory database.
