CVE-2014-1972: Apache Tapestry Unsafe Object Storage
Summary
CVE-2014-1972: Apache Tapestry Unsafe Object Storage. Affects org.apache.tapestry:tapestry-core versions < 5.3.6. Fixed in 5.3.6. How to fix ↓
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Background
Apache Tapestry is a Java-based, open-source framework for creating dynamic, robust, and scalable web applications. It provides a component-based architecture and a rich set of features for building modern web applications. The tapestry-core package is a core component of Apache Tapestry, responsible for handling various functionalities of the framework. However, versions prior to 5.3.6 are vulnerable to an unsafe object storage issue.
Vulnerability Detail
The vulnerability in Apache Tapestry arises from its reliance on client-side object storage without proper validation. When deserializing objects, the framework fails to verify whether a client has modified the object, leading to potential security risks. An attacker can exploit this vulnerability by crafting malicious serialized data, which can result in a denial of service (resource consumption) or even remote code execution on the affected system.
How To Fix
Latest published version: 5.9.1 as of 22 Oct 2026
Upgrading to it may include breaking changes; the version below is the minimum fixed release for this vulnerability.
If you need the minimum change
5.3.6
This is the first release that contains the fix.
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Workaround
As a workaround, developers can implement additional server-side validation and integrity checks when deserializing objects in Apache Tapestry. By manually verifying the integrity of the deserialized data and ensuring that it has not been tampered with, the risk of exploitation can be reduced. However, this workaround is not a substitute for applying the official fix and should only be considered as a temporary measure.
Conclusion
The unsafe object storage vulnerability in Apache Tapestry can have severe consequences, including denial of service and remote code execution. It is crucial for developers to upgrade to the fixed version of Apache Tapestry and apply the necessary patches to mitigate this issue. Additionally, implementing server-side validation and integrity checks can provide an extra layer of security. For further assistance and support in vulnerability remediation, please contact DevNack.com.
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FAQ
Apache Tapestry is a Java-based, open-source framework for building web applications. It provides a component-based architecture and a rich set of features for creating dynamic and scalable web applications.
The tapestry-core package is a core component of Apache Tapestry responsible for handling various functionalities of the framework, such as object storage and serialization.
The vulnerability in Apache Tapestry can lead to a denial of service (resource consumption) or remote code execution on the affected system. Attackers can exploit this issue by crafting malicious serialized data.
To fix this vulnerability, it is recommended to upgrade to Apache Tapestry version 5.3.6 or later. This version includes the necessary patches and security enhancements to mitigate the unsafe object storage issue.
As a temporary workaround, developers can implement additional server-side validation and integrity checks when deserializing objects in Apache Tapestry. However, this should not replace applying the official fix.
References
Related vulnerabilities
Recent vulnerabilities recorded for org.apache.tapestry:tapestry-core.
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