Denial of Service Vulnerability in libjettison-java: Stack Overflow via Map Parameter
Summary
DEBIAN-CVE-2022-45693: Jettison before v1.5.2 was discovered to contain a stack overflow via the map parameter. Affects libjettison-java versions < 1.5.3-1~deb11u1. Fixed in 1.5.3-1~deb11u1. How to fix ↓
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Background
libjettison-java is a Java library used for converting JSON to and from Java objects. It is widely utilized in applications that require JSON processing. The library is known for its efficiency and ease of use. However, it has been identified to have a critical vulnerability that can lead to a Denial of Service (DoS) attack, affecting its reliability and security.
Vulnerability Detail
The vulnerability identified as DEBIAN-CVE-2022-45693 originates from a stack overflow issue in versions of Jettison prior to v1.5.2. This flaw allows attackers to exploit the map parameter, potentially leading to a Denial of Service (DoS) condition by sending a specially crafted string. The ramifications of this vulnerability can be severe, as it may render applications that rely on this library unresponsive, impacting user experience and system availability.
How To Fix
Minimum fixed version
1.5.3-1~deb11u1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade libjettison-javaTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
If immediate updating is not feasible, consider implementing input validation to sanitize the map parameter before processing it. This can help mitigate the risk of triggering the stack overflow.
Conclusion
The vulnerability in libjettison-java poses a significant risk due to its potential to cause Denial of Service attacks. It is crucial for users of this library to update to the latest patched version to ensure the security and reliability of their applications. Additionally, utilizing tools like Vulert can help monitor and alert for such vulnerabilities in real-time.
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FAQ
The vulnerability is a stack overflow issue that can be exploited via the map parameter, leading to a Denial of Service (DoS).
You can use the Vulert playground at Vulert Scanner to check if your application is affected without needing to sign up.
Exploiting this vulnerability can cause applications to become unresponsive, impacting user experience and system availability.
Yes, a patched version of libjettison-java is available. Update to version 1.5.3-1~deb11u1 for Debian 11 or 1.5.3-1 for Debian 12, 13, and 14.
Implement input validation to sanitize the map parameter as a temporary workaround to reduce the risk of exploitation.
References
Related vulnerabilities
Recent vulnerabilities recorded for libjettison-java.
