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Struggling to Patch Spring-Web? Try This Instead

Blog post from Endor Labs

Post Details
Company
Date Published
Author
Somak Dutta
Word Count
1,538
Company Posts That Month
15
Language
English
Hacker News Points
-
Post removed?
No
Summary

Deserialization vulnerabilities remain a critical security threat across various programming languages and frameworks, notably impacting Java, .NET, Python, and PHP. These vulnerabilities, which gained significant attention following a 2015 presentation by researchers Chris Frohoff and Gabriel Lawrence, allow for remote code execution (RCE) by exploiting libraries such as Apache Commons Collections. High-profile incidents, such as the 2016 ransomware attack on the San Francisco Municipal Transportation Agency, underscore the real-world risks. Despite being part of the OWASP Top 10 list as a significant security concern, remediation can be challenging, as seen with Java libraries like org.springframework:spring-web, which is vulnerable to CVE-2016-1000027. The solution often involves substantial updates, such as upgrading to Spring 6, which requires significant changes to the existing infrastructure. To address these challenges, Endor Labs developed Endor Patches, offering backported security fixes that protect against deserialization attacks without necessitating major application rewrites. These patches block known exploit classes at runtime while maintaining the functionality of existing applications, thus providing a practical security solution for organizations unable to immediately overhaul their systems.

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