Critical Vulnerability in python-gnupg: Option Injection Risk
Summary
CVE-2014-1929: python-gnupg 0.3.5 and 0.3.6 allows context-dependent attackers to have an unspecified impact via vectors related to "option injection through positional arguments." NOTE: this vulnerability exists because of an incomple... Affects python-gnupg versions < 0.3.6-1. Fixed in 0.3.6-1. How to fix ↓
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Background
python-gnupg is a Python wrapper for GnuPG, allowing users to manage encryption and signing of data. It provides a simple interface for developers to integrate GnuPG functionalities into their applications. However, versions 0.3.5 and 0.3.6 are susceptible to a vulnerability that can be exploited through option injection via positional arguments, potentially compromising the integrity of the cryptographic operations.
Vulnerability Detail
The vulnerability identified as CVE-2014-1929 affects python-gnupg versions 0.3.5 and 0.3.6. It allows context-dependent attackers to exploit the application through option injection, which can lead to unintended behavior or security breaches. This issue arises from an incomplete fix for a previous vulnerability (CVE-2013-7323), highlighting the importance of thorough testing and validation in software updates.
How To Fix
Minimum fixed version
0.3.6-1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade python-gnupgTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
If upgrading is not immediately possible, consider implementing input validation to sanitize any user inputs that may be passed as positional arguments to the python-gnupg functions. This can help mitigate the risk of option injection until a proper upgrade can be performed.
Conclusion
The CVE-2014-1929 vulnerability in python-gnupg poses a significant risk due to option injection through positional arguments. Users are strongly advised to upgrade to the latest version to mitigate this risk. Implementing input validation can serve as a temporary measure until an upgrade is possible.
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FAQ
CVE-2014-1929 is a vulnerability in python-gnupg that allows attackers to exploit option injection through positional arguments, potentially compromising the application's security.
Versions 0.3.5 and 0.3.6 of python-gnupg are affected by this vulnerability.
You can use Vulert, which monitors and alerts for open-source vulnerabilities. By uploading your manifest file like package-lock.json to Vulert, you can check for vulnerabilities in real-time.
If an immediate upgrade is not feasible, implement input validation to sanitize user inputs that may be passed to python-gnupg functions to reduce the risk of exploitation.
More information can be found in the CVE database or through security advisories related to python-gnupg.
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