CVE-2021-43936 Explained : Impact and Mitigation
Critical CVE-2021-43936 in Distributed Data Systems WebHM software allows file uploads that could lead to code execution. Learn about impacts, affected versions, and mitigation steps.
Distributed Data Systems WebHM software allows attackers to upload dangerous files to the WebHMI portal, potentially leading to arbitrary code execution.
Understanding CVE-2021-43936
This CVE involves a critical vulnerability in the WebHMI software by Distributed Data Systems.
What is CVE-2021-43936?
The CVE-2021-43936 vulnerability in WebHMI enables attackers to upload risky files to the portal, risking arbitrary code execution within the product's environment.
The Impact of CVE-2021-43936
The impact of this CVE is critical, with a CVSS base score of 10. It poses a high risk to confidentiality, integrity, and availability.
Technical Details of CVE-2021-43936
Details of the technical aspects of the WebHMI vulnerability.
Vulnerability Description
Attackers can exploit the software to upload dangerous files, potentially leading to arbitrary code execution.
Affected Systems and Versions
- Product: WebHMI
- Vendor: Distributed Data Systems
- Versions Affected: < 4.1
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: None
- Scope: Changed
- User Interaction: None
Mitigation and Prevention
Steps to mitigate the CVE-2021-43936 vulnerability.
Immediate Steps to Take
- Upgrade the WebHMI software to Version 4.1 immediately.
Long-Term Security Practices
- Regularly monitor and update software to prevent future vulnerabilities.
Patching and Updates
- Stay informed about security patches and update the software promptly.