CVE-2019-6812 : Vulnerability Insights and Analysis
Learn about CVE-2019-6812, a CWE-798 vulnerability in Modicon RTU Module, BMX-NOR-0200H with firmware versions prior to V1.7 IR 19, potentially leading to a breach of confidentiality over FTP.
A CWE-798 vulnerability exists in the Modicon RTU Module, BMX-NOR-0200H with firmware versions prior to V1.7 IR 19, potentially leading to a breach of confidentiality when using FTP protocol.
Understanding CVE-2019-6812
The BMX-NOR-0200H device is affected by a CWE-798 vulnerability due to the use of hardcoded credentials in firmware versions lower than V1.7 IR 19.
What is CVE-2019-6812?
The vulnerability in CVE-2019-6812 is related to the use of hardcoded credentials in the BMX-NOR-0200H device, which can be exploited to compromise confidentiality when utilizing the FTP protocol.
The Impact of CVE-2019-6812
This vulnerability could potentially lead to a breach of confidentiality, allowing unauthorized access to sensitive information transmitted over FTP.
Technical Details of CVE-2019-6812
The following technical details outline the specifics of CVE-2019-6812:
Vulnerability Description
- CWE-798: Use of hardcoded credentials in the Modicon RTU Module, BMX-NOR-0200H with firmware versions prior to V1.7 IR 19.
Affected Systems and Versions
- Product: Modicon RTU Module, BMX-NOR-0200H
- Firmware Versions: Prior to V1.7 IR 19
Exploitation Mechanism
- Attackers can exploit the hardcoded credentials vulnerability to gain unauthorized access to the device and potentially compromise confidentiality when FTP is used.
Mitigation and Prevention
To address CVE-2019-6812, consider the following mitigation strategies:
Immediate Steps to Take
- Update the firmware of the BMX-NOR-0200H device to version V1.7 IR 19 or later.
- Change default credentials and ensure strong, unique passwords are used.
- Monitor FTP activity for any suspicious behavior.
Long-Term Security Practices
- Regularly review and update device firmware to patch known vulnerabilities.
- Implement network segmentation to limit the impact of potential breaches.
Patching and Updates
- Stay informed about security advisories from the vendor and apply patches promptly to secure the device against known vulnerabilities.