CVE-2020-14523 : Security Advisory and Response
Learn about CVE-2020-14523, a high-severity vulnerability in Mitsubishi Electric Factory Automation products allowing arbitrary code execution. Find mitigation steps and affected versions.
Multiple Mitsubishi Electric Factory Automation products have a vulnerability that allows an attacker to execute arbitrary code.
Understanding CVE-2020-14523
This CVE involves a path traversal vulnerability in Mitsubishi Electric Factory Automation products.
What is CVE-2020-14523?
The CVE-2020-14523 vulnerability in Mitsubishi Electric Factory Automation products allows attackers to execute arbitrary code.
The Impact of CVE-2020-14523
The vulnerability has a CVSS base score of 8.3, indicating a high severity level with significant impacts on confidentiality, integrity, and availability.
Technical Details of CVE-2020-14523
This section provides detailed technical information about the CVE-2020-14523 vulnerability.
Vulnerability Description
The vulnerability is classified as CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal').
Affected Systems and Versions
The following Mitsubishi Electric Factory Automation products are affected:
- CW Configurator: Version 1.010L and earlier
- FR Configurator2: Version 1.22Y and earlier
- GX Works2: Version 1.595V and earlier
- GX Works3: Version 1.063R and earlier
- MELSOFT iQ AppPortal: Version 1.17T and earlier
- MELSOFT Navigator: Version 2.70Y and earlier
- MI Configurator: All Versions
- MR Configurator2: Version 1.110Q and earlier
- MT Works2: Version 1.156N and earlier
- MX Component: Version 4.20W and earlier
- RT ToolBox3: Version 1.70Y and earlier
- MELSEC iQ-R Series Motion Module: Version 10 and earlier
Exploitation Mechanism
The vulnerability requires network access and user interaction, with no privileges required for exploitation.
Mitigation and Prevention
Effective mitigation strategies to address the CVE-2020-14523 vulnerability.
Immediate Steps to Take
- Apply security patches provided by Mitsubishi Electric.
- Implement network segmentation to limit exposure.
- Monitor network traffic for any suspicious activities.
Long-Term Security Practices
- Regularly update and patch all software and firmware.
- Conduct security assessments and penetration testing.
- Educate users and administrators on secure coding practices.
Patching and Updates
Ensure timely installation of security patches and updates from Mitsubishi Electric to address the vulnerability.