Open Redirect and SSRF Vulnerability in libspring-java Package
Summary
UBUNTU-CVE-2024-22259: Applications that use UriComponentsBuilder in Spring Framework to parse an externally provided URL (e.g. 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, which is widely used for building Java applications. It provides comprehensive infrastructure support for developing Java applications, including features for dependency injection, transaction management, and web application development. This package is crucial for developers looking to create robust and scalable applications. However, it has been identified to have a vulnerability that could potentially allow attackers to exploit applications using this package.
Vulnerability Detail
The vulnerability arises from the use of UriComponentsBuilder in the Spring Framework to parse externally provided URLs. If applications perform validation checks on the host of the parsed URL, they may be susceptible to open redirect attacks or Server-Side Request Forgery (SSRF) attacks if the URL is used after validation. This vulnerability is classified as CVE-2024-22259 and has a CVSS score of 8.1, indicating a high severity level. Attackers could exploit this vulnerability to redirect users to malicious sites or access internal resources, leading to data breaches or further attacks.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
If immediate patching is not feasible, a temporary workaround is to restrict the input URLs to a predefined set of safe URLs or to implement additional validation checks that ensure the URLs do not lead to untrusted domains. This can be done by maintaining a whitelist of acceptable hosts and rejecting any requests that do not match.
Conclusion
The libspring-java package has a significant vulnerability that can lead to open redirect and SSRF attacks. It is crucial for developers to update their packages to the patched versions to ensure the security of their applications. Utilizing tools like Vulert can help monitor and alert for such vulnerabilities in real-time.
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FAQ
The vulnerability allows for open redirect and SSRF attacks through improperly validated URLs in applications using the Spring Framework.
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Exploitation of this vulnerability could lead to unauthorized access to internal resources or redirection of users to malicious sites, potentially resulting in data breaches.
Yes, there are patched versions of the libspring-java package available. Users should upgrade to the latest versions to mitigate the risk.
The CVSS score of this vulnerability is 8.1, indicating a high severity level.
References
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