Path Traversal Vulnerability in libspring-java Package
Summary
UBUNTU-CVE-2025-41242: Spring Framework MVC applications can be vulnerable to a “Path Traversal Vulnerability” when deployed on a non-compliant Servlet container. Affects libspring-java versions 3.0.6.RELEASE-10 – 3.0.6.RELEASE-9. No fix is published. How to fix ↓
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Background
The libspring-java package is a core component of the Spring Framework, widely used for building Java applications. It provides comprehensive infrastructure support for developing Java applications, including web applications. This package is essential for handling various aspects of application development, such as dependency injection, transaction management, and web MVC. However, it has been identified to have a vulnerability that can be exploited when deployed in certain environments.
Vulnerability Detail
The vulnerability arises from a Path Traversal issue in Spring Framework MVC applications when deployed on non-compliant Servlet containers. This occurs if the application is packaged as a WAR or uses an embedded Servlet container, and the container fails to reject suspicious URI sequences. If exploited, this vulnerability can allow unauthorized access to sensitive files on the server, potentially leading to data breaches or unauthorized data manipulation.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
As a temporary workaround, ensure that your Servlet container is configured to reject suspicious URI sequences. For example, if using Apache Tomcat, verify that the security features are enabled and properly configured to prevent path traversal attacks.
Conclusion
The libspring-java package has a critical Path Traversal vulnerability that can be exploited in certain deployment scenarios. It is essential to update the package to a patched version and ensure proper configuration of the Servlet container to mitigate risks. Regular monitoring and vulnerability assessments are crucial for maintaining application security.
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FAQ
A Path Traversal Vulnerability allows attackers to access files and directories that are stored outside the intended directory structure, potentially leading to unauthorized data access.
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Exploitation of this vulnerability can lead to unauthorized access to sensitive files, data breaches, and potential manipulation of application data.
Yes, versions 4.3.30-2ubuntu1 and later are considered safe from this vulnerability. Always ensure you are using the latest patched version.
The CVSS score for this vulnerability is 5.9, indicating a medium severity level. It reflects the potential impact and exploitability of the vulnerability.
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