CVE-2019-10241 Explained : Impact and Mitigation
Learn about CVE-2019-10241, a cross-site scripting vulnerability in Eclipse Jetty versions 9.2.26, 9.3.25, and 9.4.15. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
Eclipse Jetty versions 9.2.26 and earlier, 9.3.25 and earlier, and 9.4.15 and earlier are vulnerable to XSS conditions triggered by specially formatted URLs targeting DefaultServlet or ResourceHandler.
Understanding CVE-2019-10241
This CVE identifies a cross-site scripting vulnerability in Eclipse Jetty.
What is CVE-2019-10241?
The vulnerability allows remote clients to exploit XSS conditions by using specific URL formats against DefaultServlet or ResourceHandler configured to display directory contents.
The Impact of CVE-2019-10241
The vulnerability poses a risk of executing malicious scripts in the context of a user's browser, potentially leading to unauthorized actions or data theft.
Technical Details of CVE-2019-10241
Eclipse Jetty versions 9.2.26, 9.3.25, and 9.4.15 are affected by this vulnerability.
Vulnerability Description
The server is susceptible to XSS conditions when remote clients utilize specially crafted URLs against DefaultServlet or ResourceHandler configured to show directory listings.
Affected Systems and Versions
- Product: Eclipse Jetty
- Vendor: The Eclipse Foundation
- Versions: 9.2.26 and earlier, 9.3.25 and earlier, 9.4.15 and earlier
Exploitation Mechanism
The vulnerability is exploited by remote clients sending specifically formatted URLs to the DefaultServlet or ResourceHandler.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent exploitation of this vulnerability.
Immediate Steps to Take
- Update Eclipse Jetty to a non-vulnerable version immediately.
- Implement strict input validation to mitigate XSS risks.
- Monitor and filter user inputs to prevent malicious URL exploitation.
Long-Term Security Practices
- Regularly update and patch software to address security vulnerabilities.
- Conduct security audits and penetration testing to identify and remediate potential risks.
Patching and Updates
- Apply security patches provided by Eclipse Foundation promptly.
- Stay informed about security advisories and updates related to Eclipse Jetty.