Critical Vulnerability in Python Packages: USN-6139-1
Summary
USN-6139-1: python2.7, python3.10, python3.11, python3.5, python3.6, python3.8 vulnerability. Affects python2.7 versions < 2.7.6-8ubuntu0.6+esm15. Fixed in 2.7.6-8ubuntu0.6+esm15. How to fix ↓
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Background
Python is a widely-used high-level programming language known for its readability and versatility. It supports multiple programming paradigms and is utilized in various applications, from web development to data analysis. The packages affected by this vulnerability include python2.7, python3.5, python3.6, python3.8, python3.10, and python3.11, which are essential for running Python applications. This vulnerability exposes users to potential security risks, particularly in handling certain URLs.
Vulnerability Detail
Yebo Cao discovered that Python incorrectly handled certain URLs, allowing an attacker to bypass blocking methods. This vulnerability, identified as CVE-2023-24329, was first addressed in USN-5960-1 but was incomplete. The ramifications of this vulnerability can lead to unauthorized access or manipulation of data, making it critical for users to update their packages to the patched versions.
How To Fix
Minimum fixed version
2.7.6-8ubuntu0.6+esm15
This is the first release that contains the fix.
sudo apt-get install --only-upgrade python2.7Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
As a temporary workaround, users can implement URL validation measures in their applications to mitigate the risk of exploitation until they can update to the patched versions.
Conclusion
The vulnerability identified as USN-6139-1 affects several Python packages and poses serious security risks. Users are strongly advised to update their packages to the patched versions to mitigate these risks. Utilizing tools like Vulert can help in monitoring and managing vulnerabilities effectively.
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FAQ
CVE-2023-24329 is a vulnerability in Python that allows attackers to bypass URL blocking methods.
You can use Vulert's playground at Vulert Scanner to check if your application is affected by this vulnerability without requiring any signup.
The vulnerability can lead to unauthorized access or manipulation of data, posing significant security risks.
You can update your Python packages using the provided commands in the 'how_to_fix' section.
Yes, Vulert can monitor and alert you in real-time for open-source vulnerabilities using just a manifest file like package-lock.json.
References
Related vulnerabilities
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