Spring Framework Vulnerability: Bypass of Security Constraints in libspring-java
Summary
UBUNTU-CVE-2018-1199: Spring Security (Spring Security 4.1.x before 4.1.5, 4.2.x before 4.2.4, and 5.0.x before 5.0.1; and Spring Framework 4.3.x before 4.3.14 and 5.0.x before 5.0.3) does not consider URL path parameters when processing secu... 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
libspring-java is a core component of the Spring Framework, which is widely used for building enterprise-level Java applications. It provides comprehensive infrastructure support for developing Java applications, including features for dependency injection, aspect-oriented programming, and transaction management. However, certain versions of this package are vulnerable to a security issue that allows attackers to bypass security constraints through manipulated URL path parameters.
Vulnerability Detail
The vulnerability, identified as CVE-2018-1199, arises from Spring Security's failure to properly handle URL path parameters when processing security constraints. This issue affects multiple versions of Spring Security and the Spring Framework, allowing attackers to exploit the ambiguity in how different servlet containers handle path parameters. By using special encodings in URL path parameters, an attacker can potentially bypass security measures, leading to unauthorized access to secured resources. The root cause is a lack of clarity in the Servlet Specification regarding path parameter handling, which can result in serious security breaches.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
As a temporary workaround, consider implementing additional input validation or sanitization on URL parameters to mitigate the risk of bypassing security constraints until the package can be updated.
Conclusion
The CVE-2018-1199 vulnerability in libspring-java poses a significant risk by allowing attackers to bypass security constraints through manipulated URL path parameters. It is crucial for users to update to the latest patched versions of the package to mitigate this risk. Additionally, temporary workarounds can be implemented to enhance security until updates are applied.
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FAQ
CVE-2018-1199 is a vulnerability in the Spring Framework that allows attackers to bypass security constraints by manipulating URL path parameters.
Affected versions include libspring-java 3.0.6.RELEASE-13ubuntu0.1~esm2 and 3.2.13-5ubuntu0.1~esm1, among others.
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The CVSS score of CVE-2018-1199 is 5.3, indicating a medium severity level.
If immediate updates are not possible, consider implementing input validation or sanitization on URL parameters as a temporary workaround.
References
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