Buffer Overflow Vulnerability in LibreCAD: Risk of Sensitive Information Exposure
Summary
DEBIAN-CVE-2023-30259: A Buffer Overflow vulnerability in importshp plugin in LibreCAD 2.2.0 allows attackers to obtain sensitive information via a crafted DBF file. Affects librecad versions < 2.2.0.2-1. Fixed in 2.2.0.2-1. How to fix ↓
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Background
LibreCAD is an open-source 2D CAD application that allows users to create technical drawings and designs. It is widely used for architectural and engineering purposes due to its user-friendly interface and extensive feature set. However, a vulnerability has been identified in the importshp plugin of LibreCAD versions prior to 2.2.0.2-1, which can lead to buffer overflow issues when processing crafted DBF files.
Vulnerability Detail
A Buffer Overflow vulnerability exists in the importshp plugin of LibreCAD 2.2.0. This vulnerability allows attackers to exploit the application by providing a specially crafted DBF file, which can lead to the exposure of sensitive information. The flaw originates from improper handling of input data, which can cause the application to overwrite memory, potentially leading to arbitrary code execution or data leakage.
How To Fix
Minimum fixed version
2.2.0.2-1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade librecadTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
As a temporary workaround, avoid opening untrusted DBF files with LibreCAD until the package is updated. Additionally, consider using alternative software for handling DBF files that do not have this vulnerability.
Conclusion
The Buffer Overflow vulnerability in LibreCAD poses a significant risk to users, allowing attackers to exploit the application through crafted DBF files. It is crucial to update to the latest version to mitigate this risk and ensure the security of sensitive information.
See every vulnerability recorded for librecad →
FAQ
A buffer overflow vulnerability occurs when a program writes more data to a buffer than it can hold, leading to memory corruption and potential exploitation by attackers.
If you are using a version of LibreCAD prior to 2.2.0.2-1, your installation is vulnerable to this issue.
The risks include potential exposure of sensitive information and the possibility of arbitrary code execution, which could compromise the integrity of your system.
Yes, you can use tools like Vulert, which monitors and alerts for open-source vulnerabilities in your software using just a manifest file like package-lock.json.
You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without requiring any signup.
References
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