CVE-2020-7565 : What You Need to Know
Learn about CVE-2020-7565, an encryption strength vulnerability in Modicon M221 allowing attackers to compromise the encryption key. Find mitigation steps and preventive measures here.
A CWE-326 vulnerability exists in Modicon M221 that could allow attackers to break the encryption key.
Understanding CVE-2020-7565
What is CVE-2020-7565?
This CVE identifies an Inadequate Encryption Strength vulnerability in Modicon M221, potentially enabling attackers to compromise the encryption key.
The Impact of CVE-2020-7565
The vulnerability could be exploited by capturing traffic between EcoStruxure Machine - Basic software and Modicon M221 controller, leading to encryption key compromise.
Technical Details of CVE-2020-7565
Vulnerability Description
The vulnerability in Modicon M221 involves inadequate encryption strength, making it susceptible to key compromise.
Affected Systems and Versions
- Product: Modicon M221, all references, all versions
Exploitation Mechanism
Attackers can exploit the vulnerability by intercepting traffic between EcoStruxure Machine - Basic software and Modicon M221 controller.
Mitigation and Prevention
Immediate Steps to Take
- Implement network segmentation to limit access to critical systems
- Monitor network traffic for any suspicious activities
Long-Term Security Practices
- Regularly update and patch systems to address known vulnerabilities
- Conduct security assessments and penetration testing to identify weaknesses
Patching and Updates
Apply patches and updates provided by the vendor to address the encryption strength vulnerability.