CVE-2022-29831 Explained : Impact and Mitigation

A detailed overview of the CVE-2022-29831 vulnerability in Mitsubishi Electric Corporation GX Works3.

Understanding CVE-2022-29831

This section will cover what CVE-2022-29831 is and its impact, along with technical details and mitigation strategies.

What is CVE-2022-29831?

The CVE-2022-29831 vulnerability is a Use of Hard-coded Password issue in Mitsubishi Electric Corporation GX Works3 versions from 1.015R to 1.095Z. This flaw allows a remote unauthenticated attacker to access information about the project file for MELSEC safety CPU modules.

The Impact of CVE-2022-29831

The severity of this vulnerability is rated as HIGH with a CVSS base score of 7.5. It has a high impact on confidentiality, allowing attackers to obtain sensitive information without authentication.

Technical Details of CVE-2022-29831

This section will delve into the specific technical aspects of the CVE-2022-29831 vulnerability.

Vulnerability Description

The vulnerability arises from the use of hard-coded passwords in Mitsubishi Electric Corporation GX Works3 software, enabling unauthorized access to project files for MELSEC safety CPU modules.

Affected Systems and Versions

Mitsubishi Electric Corporation GX Works3 versions from 1.015R to 1.095Z are affected by this vulnerability.

Exploitation Mechanism

Remote unauthenticated attackers can exploit this vulnerability to gain unauthorized access to project files for MELSEC safety CPU modules, compromising confidential information.

Mitigation and Prevention

Protecting against CVE-2022-29831 is crucial to safeguard sensitive data and prevent unauthorized access.

Immediate Steps to Take

Update to a patched version of Mitsubishi Electric Corporation GX Works3 that addresses this vulnerability.
Implement network security measures to restrict unauthorized access.

Long-Term Security Practices

Regularly update software and firmware to mitigate known vulnerabilities.
Enforce strong password policies and access control mechanisms.

Patching and Updates

Stay informed about security advisories from Mitsubishi Electric Corporation and apply patches promptly to secure systems against potential threats.