CVE-2019-6816 Explained : Impact and Mitigation
Learn about CVE-2019-6816 involving Modicon Quantum firmware versions, leading to unauthorized modification and Denial of Service issues. Find mitigation steps and prevention measures here.
Modicon Quantum firmware versions may lead to a CWE-94 vulnerability, potentially allowing unauthorized firmware modification and Denial of Service issues when using the Modbus protocol.
Understanding CVE-2019-6816
This CVE involves multiple vulnerabilities in Modicon Quantum firmware versions.
What is CVE-2019-6816?
In Modicon Quantum all firmware versions, a CWE-94: Code Injection vulnerability could cause unauthorized firmware modification with possible Denial of Service when using the Modbus protocol.
The Impact of CVE-2019-6816
- Unauthorized modification of firmware
- Potential Denial of Service issues when employing the Modbus protocol
Technical Details of CVE-2019-6816
This section provides technical details of the vulnerability.
Vulnerability Description
The vulnerability involves a CWE-94: Code Injection issue in Modicon Quantum firmware versions.
Affected Systems and Versions
- Product: Modicon Quantum - all firmware versions
- Vendor: n/a
Exploitation Mechanism
The vulnerability could be exploited to modify firmware and potentially cause Denial of Service using the Modbus protocol.
Mitigation and Prevention
Protect your systems from CVE-2019-6816 with these steps.
Immediate Steps to Take
- Update firmware to the latest version
- Implement network segmentation to limit exposure
- Monitor network traffic for any suspicious activity
Long-Term Security Practices
- Regularly update and patch firmware and software
- Conduct security assessments and penetration testing
Patching and Updates
- Apply patches provided by the vendor to address the vulnerability