CVE-2020-7568 : Security Advisory and Response
Learn about CVE-2020-7568, a CWE-200 vulnerability in Modicon M221 allowing unauthorized access to sensitive information. Find mitigation steps and preventive measures here.
A CWE-200 vulnerability exists in Modicon M221 that could lead to the exposure of sensitive information to an unauthorized actor.
Understanding CVE-2020-7568
What is CVE-2020-7568?
This CVE identifies a vulnerability in Modicon M221 that could result in the disclosure of non-sensitive information when the attacker intercepts the traffic between EcoStruxure Machine - Basic software and Modicon M221 controller.
The Impact of CVE-2020-7568
The vulnerability could potentially allow unauthorized actors to access sensitive information, compromising the security and confidentiality of data transmitted between the mentioned software and controller.
Technical Details of CVE-2020-7568
Vulnerability Description
The vulnerability, categorized as CWE-200, exposes sensitive information to unauthorized entities, posing a risk of data leakage.
Affected Systems and Versions
- Product: Modicon M221, all references, all versions
Exploitation Mechanism
The vulnerability can be exploited when an attacker captures the communication traffic between EcoStruxure Machine - Basic software and the Modicon M221 controller.
Mitigation and Prevention
Immediate Steps to Take
- Implement network segmentation to restrict access to critical systems
- Monitor network traffic for any suspicious activities
- Apply encryption to sensitive data transmissions
Long-Term Security Practices
- Regularly update software and firmware to patch known vulnerabilities
- Conduct security assessments and penetration testing to identify and address weaknesses
Patching and Updates
- Check for security advisories and updates from the vendor
- Apply patches promptly to mitigate the vulnerability