Cross-Site Scripting (XSS) Vulnerability in IPython: Risk of Remote Code Injection
Summary
CVE-2015-4707: Cross-site scripting (XSS) vulnerability in IPython before 3.2 allows remote attackers to inject arbitrary web script or HTML via vectors involving JSON error messages and the /api/notebooks path. Affects ipython versions < 2.4.1-1. Fixed in 2.4.1-1. How to fix ↓
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Background
IPython is an interactive computing environment that allows users to write and execute code in various programming languages, primarily Python. It provides a rich toolkit for interactive computing, including a powerful shell, a web-based notebook interface, and support for data visualization. However, prior to version 3.2, IPython was susceptible to a cross-site scripting (XSS) vulnerability that could allow attackers to inject arbitrary web scripts or HTML through JSON error messages in the /api/notebooks path.
Vulnerability Detail
The vulnerability, identified as CVE-2015-4707, arises from improper handling of JSON error messages in IPython versions before 3.2. This flaw allows remote attackers to exploit the application by injecting malicious scripts into the web interface. If successfully executed, this could lead to unauthorized actions being performed on behalf of the user, data theft, or other malicious activities. The vulnerability has a CVSS score of 6.1, indicating a medium severity level.
How To Fix
Minimum fixed version
2.4.1-1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade ipythonTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
If upgrading is not immediately possible, consider restricting access to the IPython web interface to trusted users only. This can be done by configuring firewall rules or using authentication mechanisms to limit exposure to potential attackers.
Conclusion
The CVE-2015-4707 vulnerability in IPython poses a significant risk due to its potential for remote code injection via XSS. Users are strongly advised to upgrade to the latest version to mitigate this risk. Additionally, utilizing tools like Vulert can help in monitoring and managing vulnerabilities in your software projects effectively.
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FAQ
CVE-2015-4707 is a cross-site scripting (XSS) vulnerability found in IPython versions before 3.2, allowing remote attackers to inject malicious scripts.
You can check your IPython version by running 'ipython --version' in your terminal. If it is below 2.4.1-1, it is vulnerable.
The vulnerability could allow attackers to execute arbitrary scripts in the context of the user's session, leading to data theft or unauthorized actions.
Yes, you can use tools like Vulert, which monitors and alerts for open-source vulnerabilities in your software using a manifest file like package-lock.json.
Detailed information can be found in the official CVE database or through security advisories related to IPython.
References
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