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CVE-2023-34834 : Exploit Details and Defense Strategies

Learn about CVE-2023-34834, a Directory Browsing vulnerability in MCL-Net version 4.3.5.8788 webserver allowing attackers to access sensitive database information via the "/file" endpoint. Find mitigation steps and preventive measures here.

A Directory Browsing vulnerability in MCL-Net version 4.3.5.8788 webserver allows attackers to gain sensitive information about configured databases.

Understanding CVE-2023-34834

This CVE-2023-34834 involves a Directory Browsing vulnerability in MCL-Net version 4.3.5.8788 webserver, enabling attackers to extract confidential data.

What is CVE-2023-34834?

CVE-2023-34834 is a security flaw in MCL-Net 4.3.5.8788 webserver on default port 5080, which allows attackers to access sensitive information via the "file" endpoint.

The Impact of CVE-2023-34834

The vulnerability in MCL-Net webserver can lead to unauthorized disclosure of information stored in configured databases, posing a risk to data confidentiality.

Technical Details of CVE-2023-34834

This section provides an overview of the vulnerability's specifics.

Vulnerability Description

The vulnerability allows threat actors to perform directory browsing attacks on the MCL-Net webserver, leading to exposure of database configuration details.

Affected Systems and Versions

The issue impacts MCL-Net version 4.3.5.8788 running on default port 5080.

Exploitation Mechanism

Attackers exploit the "/file" endpoint to extract sensitive database information from the MCL-Net webserver.

Mitigation and Prevention

To secure systems against CVE-2023-34834, follow the recommendations below.

Immediate Steps to Take

        Disable directory browsing on the webserver to prevent unauthorized access to database details.
        Apply network-level controls to restrict access to the "/file" endpoint.

Long-Term Security Practices

        Regularly update MCL-Net to the latest version to patch security vulnerabilities.
        Implement access controls and authentication mechanisms to enhance data protection.

Patching and Updates

Stay informed about security patches released by MCL-Net and promptly apply updates to safeguard against known vulnerabilities.

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