Vulnerability in xmlrpc-epi - Security Update
Summary
DLA-2011-1: xmlrpc-epi - security update. Affects xmlrpc-epi versions < 0.54.2-1.1+deb8u1. Fixed in 0.54.2-1.1+deb8u1. How to fix ↓
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Background
The xmlrpc-epi package is an XML-RPC request serialization/deserialization library. It provides functionality for encoding and decoding XML-RPC requests and responses. This vulnerability affects the xmlrpc-epi package in Debian 8 Jessie.
Vulnerability Detail
An integer signedness error has been discovered in the simplestring_addn function of xmlrpc-epi's simplestring.c file. This error can be exploited to trigger a heap-based buffer overflow, potentially leading to the execution of arbitrary code. The vulnerability arises from a flaw in handling integer values, allowing an attacker to manipulate the input and cause the buffer overflow.
How To Fix
Minimum fixed version
0.54.2-1.1+deb8u1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade xmlrpc-epiTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
There is no known workaround for this vulnerability. It is essential to apply the provided security update to mitigate the risk of exploitation.
Conclusion
The xmlrpc-epi package in Debian 8 Jessie is vulnerable to a heap-based buffer overflow due to an integer signedness error. To address this vulnerability, it is crucial to upgrade to version 0.54.2-1.1+deb8u1 or later. For further assistance or support in vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for xmlrpc-epi →
FAQ
Xmlrpc-epi is an XML-RPC request serialization/deserialization library used for encoding and decoding XML-RPC requests and responses.
A heap-based buffer overflow occurs when a program writes more data to a buffer in the heap than it can hold. This can lead to memory corruption and potentially allow an attacker to execute arbitrary code.
An attacker can exploit this vulnerability by crafting a malicious XML-RPC request that triggers the integer signedness error in the simplestring_addn function, causing a heap-based buffer overflow.
If successfully exploited, this vulnerability could allow an attacker to execute arbitrary code on the affected system, potentially leading to a complete compromise of the system.
Yes, a fix is available in version 0.54.2-1.1+deb8u1 of the xmlrpc-epi package. It is recommended to upgrade to this version or later to mitigate the vulnerability.
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