CVE-2018-17896 Explained : Impact and Mitigation
Learn about CVE-2018-17896 affecting Yokogawa STARDOM Controllers FCJ, FCN-100, FCN-RTU, and FCN-500 up to version R4.10. Discover impact, affected systems, exploitation, and mitigation steps.
Yokogawa STARDOM Controllers FCJ, FCN-100, FCN-RTU, and FCN-500, up to version R4.10, have a vulnerability due to hardcoded authentication credentials, potentially enabling unauthorized access to maintenance functions.
Understanding CVE-2018-17896
This CVE involves hardcoded credentials in Yokogawa STARDOM Controllers, allowing unauthorized access to maintenance functions.
What is CVE-2018-17896?
The vulnerability in Yokogawa STARDOM Controllers FCJ, FCN-100, FCN-RTU, and FCN-500 up to version R4.10 allows attackers to gain unauthorized access during maintenance tasks.
The Impact of CVE-2018-17896
- Unauthorized access to maintenance functions
- Potential information theft or alteration
- Limited to attacks during maintenance activities
Technical Details of CVE-2018-17896
Yokogawa STARDOM Controllers are affected by hardcoded authentication credentials.
Vulnerability Description
The vulnerability allows attackers to exploit hardcoded credentials for unauthorized access to maintenance functions.
Affected Systems and Versions
- Product: STARDOM Controllers FCJ, FCN-100, FCN-RTU, FCN-500
- Vendor: Yokogawa
- Versions: All versions prior to R4.10
Exploitation Mechanism
Attackers can use the hardcoded credentials to gain unauthorized access during maintenance tasks.
Mitigation and Prevention
Steps to address and prevent the CVE-2018-17896 vulnerability.
Immediate Steps to Take
- Change default credentials immediately
- Implement strong, unique passwords
- Restrict access to maintenance functions
Long-Term Security Practices
- Regularly update firmware and software
- Conduct security audits and assessments
- Train staff on cybersecurity best practices
Patching and Updates
- Apply patches provided by Yokogawa
- Stay informed about security updates and advisories