CVE-2023-47631 Explained : Impact and Mitigation

A vulnerability has been discovered in the vantage6 Node that allows the acceptance of non-whitelisted algorithms from a malicious server. This can lead to a high impact on confidentiality, integrity, and availability of the affected systems.

Understanding CVE-2023-47631

This section dives into the details of the CVE-2023-47631 vulnerability in the vantage6 Node.

What is CVE-2023-47631?

The vantage6 framework, used for managing privacy-enhancing technologies like Federated Learning and Multi-Party Computation, is impacted by a vulnerability in which a node fails to verify if an image is allowed to run when a specific parameter is set. This allows a malicious actor to execute non-whitelisted algorithms on breached servers.

The Impact of CVE-2023-47631

The vulnerability poses a high risk as expert users can exploit it to execute unauthorized code on breached servers, potentially compromising confidentiality, integrity, and availability. It affects all servers vulnerable to exploitation.

Technical Details of CVE-2023-47631

Explore the technical aspects of the CVE-2023-47631 vulnerability in the vantage6 Node.

Vulnerability Description

In affected versions of vantage6 below 4.1.2, a node does not properly validate images, allowing the execution of non-whitelisted algorithms by malicious actors exploiting a specific parameter.

Affected Systems and Versions

The vulnerability impacts vantage6 versions prior to 4.1.2. All systems running these versions are susceptible to exploitation.

Exploitation Mechanism

A malicious party can breach the server and manipulate a parameter to execute non-whitelisted algorithms due to the lack of proper checks in the affected node, impacting breached servers.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2023-47631 in the vantage6 Node.

Immediate Steps to Take

All users are strongly advised to update their vantage6 installations to version 4.1.2 or newer to patch the vulnerability. No known workarounds are available, making the update essential for security.

Long-Term Security Practices

Implement robust security measures, including continuous monitoring, access controls, and security training to prevent and detect similar vulnerabilities in the future.

Patching and Updates

Regularly apply security patches and updates provided by vantage6 to ensure that your systems are protected against known vulnerabilities.