CVE-2019-17570: Insecure Deserialization in Apache XML-RPC
Summary
CVE-2019-17570: Insecure Deserialization in Apache XML-RPC. Affects org.apache.xmlrpc:xmlrpc versions < 3.1.3. No fix is published. How to fix ↓
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Background
Apache XML-RPC (aka ws-xmlrpc) is an open-source library that provides support for the XML-RPC protocol. It allows applications to communicate and exchange data using XML over HTTP. However, the library is no longer actively maintained. The vulnerability identified as CVE-2019-17570 affects versions 0 to 3.1.3 of the org.apache.xmlrpc:xmlrpc package in the Maven ecosystem.
Vulnerability Detail
The vulnerability, known as Insecure Deserialization, resides in the org.apache.xmlrpc.parser.XmlRpcResponseParser:addResult method of the Apache XML-RPC library. This vulnerability allows a malicious XML-RPC server to exploit a XML-RPC client, leading to the execution of arbitrary code on the client's system. The impact of this vulnerability can be severe, as it enables remote code execution and potential compromise of the client's environment.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
As there is no official fix, a possible workaround is to implement input validation and filtering mechanisms on the XML-RPC client side. This can help mitigate the risk of deserialization attacks. Additionally, it is crucial to ensure that the XML-RPC client only communicates with trusted and secure servers.
Conclusion
The vulnerability identified as CVE-2019-17570 in Apache XML-RPC poses a significant risk due to the potential for remote code execution. As the library is no longer maintained, it is crucial to migrate to a different XML-RPC implementation or adopt a more secure communication protocol. For further assistance and support in addressing this vulnerability, please contact DevNack.com.
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FAQ
Apache XML-RPC is a library that enables applications to communicate using the XML-RPC protocol over HTTP.
Insecure Deserialization is a vulnerability that occurs when untrusted data is deserialized, leading to the execution of arbitrary code.
The vulnerability allows a malicious XML-RPC server to execute arbitrary code on the client's system, potentially leading to remote code execution and compromise of the client's environment.
No, since Apache XML-RPC is no longer maintained, an official fix is not available. It is recommended to migrate to an alternative library.
Implement input validation and filtering mechanisms on the XML-RPC client side, and ensure that the client only communicates with trusted and secure servers.
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