CVE-2019-9757 : Vulnerability Insights and Analysis
Learn about CVE-2019-9757 affecting LabKey Server 19.1.0, allowing unauthorized access to local files via SVG XXE payloads. Find mitigation steps and prevention measures here.
LabKey Server 19.1.0 has a vulnerability that allows unauthorized access to local files through the exploitation of SVG files with XXE payloads.
Understanding CVE-2019-9757
LabKey Server 19.1.0 vulnerability
What is CVE-2019-9757?
An issue in LabKey Server 19.1.0 allows attackers to read local files by sending SVG files with XXE payloads to specific endpoints.
The Impact of CVE-2019-9757
This vulnerability enables unauthorized access to local files, potentially leading to sensitive data exposure and security breaches.
Technical Details of CVE-2019-9757
LabKey Server vulnerability details
Vulnerability Description
LabKey Server 19.1.0 is susceptible to exploitation through the visualization-exportImage.view or visualization-exportPDF.view endpoints by sending SVG files with XXE payloads.
Affected Systems and Versions
- LabKey Server 19.1.0
Exploitation Mechanism
Attackers can exploit this vulnerability by sending crafted SVG files containing XXE payloads to the mentioned endpoints, allowing them to access local files.
Mitigation and Prevention
Protecting against CVE-2019-9757
Immediate Steps to Take
- Apply vendor-supplied patches or updates promptly.
- Restrict access to vulnerable endpoints.
- Monitor and analyze incoming SVG files for malicious payloads.
Long-Term Security Practices
- Regularly update and patch LabKey Server to mitigate known vulnerabilities.
- Implement network segmentation to limit the impact of potential breaches.
- Conduct security assessments and penetration testing to identify and address vulnerabilities.
Patching and Updates
- LabKey Server users should apply the latest patches and updates provided by the vendor to address CVE-2019-9757.