CVE-2019-13990 : What You Need to Know
Learn about CVE-2019-13990, a vulnerability in Terracotta Quartz Scheduler allowing XXE attacks. Find out the impact, affected systems, exploitation details, and mitigation steps.
CVE-2019-13990 is a vulnerability in Terracotta Quartz Scheduler that allows for XXE attacks. Learn about the impact, technical details, and mitigation steps.
Understanding CVE-2019-13990
What is CVE-2019-13990?
The function initDocumentParser in the file XMLSchedulingDataProcessor.java in Terracotta Quartz Scheduler up to version 2.3.0 is vulnerable to XXE attacks when processing a job description.
The Impact of CVE-2019-13990
This vulnerability can be exploited to launch XXE attacks, potentially leading to unauthorized access to sensitive data or denial of service.
Technical Details of CVE-2019-13990
Vulnerability Description
The vulnerability lies in the way the Terracotta Quartz Scheduler processes job descriptions, allowing malicious entities to execute XXE attacks.
Affected Systems and Versions
- Vendor: n/a
- Product: n/a
- Versions affected: up to 2.3.0
Exploitation Mechanism
- Attackers can craft malicious XML payloads to exploit the XXE vulnerability in the Quartz Scheduler.
Mitigation and Prevention
Immediate Steps to Take
- Update Terracotta Quartz Scheduler to version 2.3.1 or later to patch the vulnerability.
- Implement strict input validation to prevent malicious XML input.
Long-Term Security Practices
- Regularly monitor and update software components to address known vulnerabilities.
- Educate developers on secure coding practices to prevent similar issues in the future.
Patching and Updates
- Stay informed about security advisories and patches released by the vendor to address vulnerabilities promptly.