CVE-2017-17443 : Security Advisory and Response
Learn about CVE-2017-17443 affecting OPC Foundation Local Discovery Server (LDS) 1.03.370. Understand the impact, technical details, and mitigation steps for this vulnerability.
The OPC Foundation Local Discovery Server (LDS) 1.03.370 required a security update to address vulnerabilities that could lead to system failure by injecting invalid information into the configuration file.
Understanding CVE-2017-17443
This CVE entry highlights a security issue in the OPC Foundation Local Discovery Server (LDS) 1.03.370.
What is CVE-2017-17443?
The vulnerability in the OPC Foundation Local Discovery Server (LDS) 1.03.370 allows attackers to induce a system failure by injecting invalid data into the configuration file. Access to the storage location of the configuration file is required for exploitation.
The Impact of CVE-2017-17443
The vulnerability could lead to a system crash if malicious individuals manipulate the configuration file. The Local Discovery Server (LDS) becomes inaccessible until the configuration file is restored to its original state.
Technical Details of CVE-2017-17443
This section provides detailed technical information about the CVE.
Vulnerability Description
The vulnerability in OPC Foundation Local Discovery Server (LDS) 1.03.370 allows attackers to induce a system failure by injecting invalid data into the configuration file.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Version: Not applicable
Exploitation Mechanism
- Attackers need access to the storage location of the configuration file to exploit the vulnerability.
- Modifying the configuration file renders the Local Discovery Server (LDS) inaccessible until restoration.
Mitigation and Prevention
Protective measures to address and prevent the CVE.
Immediate Steps to Take
- Regularly monitor and restrict access to the configuration file storage location.
- Implement file integrity checks to detect unauthorized modifications.
Long-Term Security Practices
- Conduct regular security audits and vulnerability assessments.
- Educate personnel on secure configuration file management practices.
Patching and Updates
- Apply security patches and updates provided by the OPC Foundation.