CVE-2018-18990 : What You Need to Know
Learn about CVE-2018-18990, a vulnerability in LCDS Laquis SCADA allowing attackers to disclose sensitive information. Find mitigation steps and affected versions here.
LCDS Laquis SCADA prior to version 4.1.0.4150 had a vulnerability that allowed attackers to disclose sensitive information through improper file path validation.
Understanding CVE-2018-18990
Before version 4.1.0.4150, LCDS Laquis SCADA had a weakness where it did not properly check user-provided file paths in file operations, enabling attackers to exploit this vulnerability.
What is CVE-2018-18990?
CVE-2018-18990 is a vulnerability in LCDS Laquis SCADA that could be exploited by attackers to reveal sensitive information using the web server process.
The Impact of CVE-2018-18990
The vulnerability in LCDS Laquis SCADA could lead to unauthorized disclosure of sensitive data, posing a risk to the confidentiality of information processed by the affected systems.
Technical Details of CVE-2018-18990
LCDS Laquis SCADA's vulnerability is categorized under CWE-23, specifically related to relative path traversal.
Vulnerability Description
The weakness in LCDS Laquis SCADA allowed a user-supplied path in file operations before proper validation, enabling attackers to disclose sensitive information.
Affected Systems and Versions
- Product: LCDS Laquis SCADA
- Vendor: ICS-CERT
- Affected Versions: All versions prior to version 4.1.0.4150
Exploitation Mechanism
Attackers could exploit this vulnerability by manipulating file paths in file operations, taking advantage of the lack of proper validation to access sensitive information.
Mitigation and Prevention
To address CVE-2018-18990, users and organizations should take immediate steps and adopt long-term security practices to enhance system security.
Immediate Steps to Take
- Update LCDS Laquis SCADA to version 4.1.0.4150 or later to mitigate the vulnerability.
- Implement proper input validation mechanisms to prevent path traversal attacks.
Long-Term Security Practices
- Regularly monitor and audit file operations to detect any suspicious activities.
- Train personnel on secure coding practices to prevent similar vulnerabilities in the future.
Patching and Updates
- Apply patches and updates provided by ICS-CERT to address the vulnerability in LCDS Laquis SCADA.