CVE-2018-18937 : Vulnerability Insights and Analysis
Discover the impact of CVE-2018-18937, a vulnerability in libIEC61850 v1.3 that could allow attackers to execute arbitrary code. Learn about affected systems, exploitation, and mitigation steps.
A problem has been discovered in libIEC61850 v1.3, specifically a NULL pointer dereference in the function ClientDataSet_getValues in the client/ied_connection.c file.
Understanding CVE-2018-18937
What is CVE-2018-18937?
An issue has been found in libIEC61850 v1.3, leading to a NULL pointer dereference in the ClientDataSet_getValues function.
The Impact of CVE-2018-18937
This vulnerability could potentially be exploited by attackers to cause a denial of service or execute arbitrary code on the affected system.
Technical Details of CVE-2018-18937
Vulnerability Description
The vulnerability involves a NULL pointer dereference in the ClientDataSet_getValues function within the client/ied_connection.c file of libIEC61850 v1.3.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Version: Not applicable
Exploitation Mechanism
Attackers can exploit this vulnerability to trigger a denial of service condition or potentially execute arbitrary code on systems running the affected version of libIEC61850.
Mitigation and Prevention
Immediate Steps to Take
- Apply vendor patches or updates once available.
- Monitor vendor communications for security advisories related to this vulnerability.
Long-Term Security Practices
- Regularly update and patch software to mitigate known vulnerabilities.
- Implement network segmentation and access controls to limit the impact of potential attacks.
- Conduct regular security assessments and penetration testing to identify and address security weaknesses.
Patching and Updates
Ensure that the latest patches and updates provided by the vendor for libIEC61850 are applied to address this vulnerability.