Denial-of-Service Vulnerability in libspring-java Package: CVE-2023-34053
Summary
UBUNTU-CVE-2023-34053: In Spring Framework versions 6.0.0 - 6.0.13, it is possible for a user to provide specially crafted HTTP requests that may cause a denial-of-service (DoS) condition. 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 features for web applications, data access, and transaction management. The package is known for its modular architecture, allowing developers to use only the components they need. However, it has been identified to have a vulnerability that could lead to denial-of-service (DoS) conditions under specific circumstances.
Vulnerability Detail
In Spring Framework versions 6.0.0 - 6.0.13, a vulnerability exists that allows a user to send specially crafted HTTP requests, potentially leading to a denial-of-service (DoS) condition. This vulnerability is triggered when an application utilizes Spring MVC or Spring WebFlux, has the io.micrometer:micrometer-core dependency on the classpath, and is configured with an ObservationRegistry to record observations. The implications of this vulnerability can be severe, as it may render the application unresponsive, impacting availability and user experience.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
As a temporary workaround, consider disabling the ObservationRegistry in your application configuration if it is not essential for your application's functionality. This can prevent the vulnerability from being exploited until a proper update can be applied.
Conclusion
The CVE-2023-34053 vulnerability in the libspring-java package poses a significant risk of denial-of-service conditions in affected applications. It is crucial to update to the latest patched version to mitigate this risk. Utilizing tools like Vulert can further enhance your security posture by providing real-time alerts for vulnerabilities.
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FAQ
CVE-2023-34053 is a vulnerability in the Spring Framework that can lead to denial-of-service conditions when specific components are used together.
You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.
The vulnerability can cause your application to become unresponsive, leading to downtime and a poor user experience.
Yes, a patched version of the libspring-java package is available. Updating to the latest version will resolve the vulnerability.
Vulert is a tool that monitors and alerts for open-source vulnerabilities in your software using just a manifest file like package-lock.json. It helps ensure your applications are secure.
References
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