CVE-2018-7850 : What You Need to Know
Learn about CVE-2018-7850, a critical security flaw in Schneider Electric's Modicon M580, M340, Quantum, and Premium products, potentially leading to incorrect data display in Unity Pro software. Find mitigation steps and preventive measures here.
A security vulnerability, named CWE-807: Reliance on Untrusted Inputs in a Security Decision, affects multiple versions of Schneider Electric's Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium products, potentially leading to incorrect information display in Unity Pro software.
Understanding CVE-2018-7850
This CVE identifies a critical vulnerability in Schneider Electric's industrial control systems.
What is CVE-2018-7850?
The vulnerability, categorized as CWE-807, involves reliance on untrusted inputs in security decisions, impacting the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium products.
The Impact of CVE-2018-7850
The vulnerability could result in the display of inaccurate information within the Unity Pro software, posing a risk to the integrity and reliability of industrial control processes.
Technical Details of CVE-2018-7850
This section delves into the specific technical aspects of the CVE.
Vulnerability Description
The vulnerability stems from the improper handling of untrusted inputs, potentially leading to incorrect data being shown in the Unity Pro software.
Affected Systems and Versions
- Products: Modicon M580, Modicon M340, Modicon Quantum, Modicon Premium
- Versions: Modicon M580, Modicon M340, Modicon Quantum, Modicon Premium
Exploitation Mechanism
The vulnerability can be exploited by injecting malicious inputs into the affected systems, triggering the incorrect display of information.
Mitigation and Prevention
Protecting systems from CVE-2018-7850 is crucial to maintaining operational security.
Immediate Steps to Take
- Apply security patches provided by Schneider Electric promptly.
- Implement network segmentation to isolate vulnerable systems.
- Monitor network traffic for any suspicious activity.
Long-Term Security Practices
- Conduct regular security assessments and audits of industrial control systems.
- Train employees on cybersecurity best practices to prevent social engineering attacks.
Patching and Updates
Regularly check for security updates and patches released by Schneider Electric to address CVE-2018-7850.