CVE-2015-7337: Remote Code Execution in IPython Notebook
Summary
CVE-2015-7337: The editor in IPython Notebook before 3.2.2 and Jupyter Notebook 4.0.x before 4.0.5 allows remote attackers to execute arbitrary JavaScript code via a crafted file, which triggers a redirect to files/, related to MIME ty... Affects ipython across 2 version ranges.
< 0a8096adf165e2465550bd5893d7e352544e5967
< 3.2.2
Fixed in 0a8096adf165e2465550bd5893d7e352544e5967. How to fix ↓
Also tracked for
The same CVE-2015-7337 is tracked separately for each ecosystem and vendor. Its fix information is the same; the package and affected versions differ.
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Background
IPython Notebook is an interactive computational environment for creating and sharing documents that contain live code, equations, visualizations, and narrative text. It allows users to create and execute code cells, view the output, and document their workflows. IPython Notebook is widely used in the Python community for data analysis, scientific computing, and machine learning tasks. However, versions before 3.2.2 are vulnerable to remote code execution.
Vulnerability Detail
The vulnerability (CVE-2015-7337) in IPython Notebook and Jupyter Notebook allows remote attackers to execute arbitrary JavaScript code. This can be exploited by crafting a malicious file that triggers a redirect to the 'files/' directory. The vulnerability is related to MIME types and can lead to unauthorized code execution on the user's machine. Attackers can exploit this vulnerability to perform various malicious actions, such as stealing sensitive information, modifying files, or executing arbitrary commands.
How To Fix
Minimum fixed version
0a8096adf165e2465550bd5893d7e352544e5967
This is the first release that contains the fix.
pip install --upgrade "ipython==0a8096adf165e2465550bd5893d7e352544e5967"Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
If upgrading to the latest version is not immediately feasible, users can mitigate the risk by avoiding opening or executing files from untrusted sources. It is also recommended to disable automatic execution of code cells in the notebook settings. Additionally, users can set strict Content Security Policies (CSP) to limit the execution of JavaScript code within the notebook environment.
Conclusion
The vulnerability (CVE-2015-7337) in IPython Notebook and Jupyter Notebook allows remote code execution, posing a significant security risk. It is crucial to upgrade to the latest version (3.2.2 or later) or apply the recommended workarounds to mitigate the risk. Regularly updating the software and following security best practices are essential to protect against potential attacks. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
IPython Notebook is an interactive computational environment for creating and sharing documents that contain live code, equations, visualizations, and narrative text.
The vulnerability allows remote attackers to execute arbitrary JavaScript code, which can lead to unauthorized code execution on the user's machine. This can result in various malicious actions, such as stealing sensitive information, modifying files, or executing arbitrary commands.
To fix this vulnerability, it is recommended to upgrade IPython Notebook or Jupyter Notebook to version 3.2.2 or later. Regularly updating the software is important to ensure that the latest security patches are applied.
If upgrading to the latest version is not immediately feasible, users can mitigate the risk by avoiding opening or executing files from untrusted sources. It is also recommended to disable automatic execution of code cells in the notebook settings and set strict Content Security Policies (CSP).
You can use Vulert's playground (https://vulert.com/scanner) to check if your application is affected by this vulnerability. Vulert monitors and alerts in real-time for open-source vulnerabilities, using just Pipfile.lock, without requiring access to the code or installation.
References
Related vulnerabilities
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