CVE-2022-25163 : Security Advisory and Response
Learn about CVE-2022-25163, an Improper Input Validation vulnerability in Mitsubishi Electric MELSEC devices allowing remote attackers to trigger DoS or execute malicious code.
A detailed overview of CVE-2022-25163, an Improper Input Validation vulnerability affecting Mitsubishi Electric devices.
Understanding CVE-2022-25163
This section delves into the impact, technical details, and mitigation strategies for CVE-2022-25163.
What is CVE-2022-25163?
The CVE-2022-25163 vulnerability involves Improper Input Validation in Mitsubishi Electric MELSEC-Q Series, MELSEC-L series, and MELSEC iQ-R Series devices.
The Impact of CVE-2022-25163
The vulnerability allows remote unauthenticated attackers to trigger a denial of service (DoS) or execute malicious code on target products through specially crafted packets.
Technical Details of CVE-2022-25163
This section provides detailed insights into the vulnerability, affected systems, and exploitation mechanism.
Vulnerability Description
CVE-2022-25163 affects Mitsubishi Electric MELSEC-Q Series QJ71E71-100, MELSEC-L series LJ71E71-100, and MELSEC iQ-R Series RD81MES96N due to improper input validation.
Affected Systems and Versions
The affected versions include:
- Mitsubishi Electric MELSEC-Q Series QJ71E71-100 (first 5 digits of serial number "24061" or prior)
- Mitsubishi Electric MELSEC-L series LJ71E71-100 (first 5 digits of serial number "24061" or prior)
- Mitsubishi Electric MELSEC iQ-R Series RD81MES96N (firmware version "08" or prior)
Exploitation Mechanism
Attackers can exploit this vulnerability by sending specially crafted packets to the target devices.
Mitigation and Prevention
This section outlines immediate steps and long-term security practices to mitigate the CVE-2022-25163 vulnerability.
Immediate Steps to Take
- Implement patches provided by Mitsubishi Electric promptly.
- Restrict network access to vulnerable devices.
Long-Term Security Practices
- Regularly update firmware to the latest versions.
- Conduct security assessments to identify and address vulnerabilities.
Patching and Updates
Ensure timely application of security patches and updates to protect against known vulnerabilities.