Heap-based Buffer Overflow in libupnp
Summary
DLA-747-1: libupnp - security update. Affects libupnp versions < 1:1.6.17-1.2+deb7u2. Fixed in 1:1.6.17-1.2+deb7u2. How to fix ↓
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Background
libupnp is a portable SDK for UPnP devices. It provides a set of APIs and tools for implementing UPnP functionality in various devices. The library allows devices to discover and communicate with each other over a network, enabling features such as media sharing, remote control, and device management. However, a vulnerability has been discovered in libupnp that could potentially lead to a heap-based buffer overflow.
Vulnerability Detail
The vulnerability in libupnp is a heap-based buffer overflow, which occurs when a program writes more data to a buffer than it can hold. This can result in memory corruption, leading to various consequences such as denial of service or remote code execution. An attacker could exploit this vulnerability by sending specially crafted UPnP messages to a vulnerable device, potentially gaining control over the device or causing it to crash.
How To Fix
Minimum fixed version
1:1.6.17-1.2+deb7u2
This is the first release that contains the fix.
sudo apt-get install --only-upgrade libupnpTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
There is no specific workaround mentioned for this vulnerability.
Conclusion
In conclusion, a heap-based buffer overflow vulnerability has been discovered in libupnp. It is crucial to upgrade the libupnp package to the fixed version to mitigate the risk of exploitation. For further support on vulnerability remediation, you can contact DevNack.com.
See every vulnerability recorded for libupnp →
FAQ
libupnp is a portable SDK for UPnP devices, providing APIs and tools for implementing UPnP functionality in various devices.
A heap-based buffer overflow occurs when a program writes more data to a buffer in the heap than it can hold, leading to memory corruption.
The vulnerability could result in denial of service or remote code execution, allowing an attacker to gain control over the vulnerable device or crash it.
To fix this vulnerability, you should upgrade the libupnp package to version 1:1.6.17-1.2+deb7u2 or later using the package manager of the Debian 7 Wheezy distribution.
No specific workaround has been mentioned for this vulnerability.
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