Git - Remote Code Execution via Recursive Clones
Summary
DSA-3435-1: git - security update. Affects git versions < 1:1.7.10.4-1+wheezy2. Fixed in 1:1.7.10.4-1+wheezy2. How to fix ↓
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Background
Git is a distributed version control system that allows multiple developers to collaborate on a project. It provides a way to track changes in files and manage different versions of the codebase. Git is widely used in software development to streamline collaboration and ensure code integrity.
Vulnerability Detail
The Git git-remote-ext helper, a component of Git, is vulnerable to a remote code execution attack when handling recursive clones of Git repositories. An attacker can exploit this vulnerability by injecting malicious commands through crafted URLs. This can lead to arbitrary code execution on the target system, potentially compromising its security and integrity.
How To Fix
Minimum fixed version
1:1.7.10.4-1+wheezy2
This is the first release that contains the fix.
sudo apt-get install --only-upgrade gitTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Conclusion
The Git git-remote-ext helper is vulnerable to remote code execution when handling recursive clones of Git repositories. It is crucial to upgrade your Git packages to the fixed versions mentioned in the 'how_to_fix' section to mitigate this vulnerability. For further assistance or support in vulnerability remediation, you can contact DevNack.com.
See every vulnerability recorded for git →
FAQ
Git is a distributed version control system used for tracking changes in files and managing different versions of a codebase. It is widely used in software development to facilitate collaboration among developers.
The git-remote-ext helper is a component of Git that allows interaction with remote repositories using external programs. It is used for operations like cloning and fetching code from remote Git repositories.
The vulnerability in the git-remote-ext helper occurs due to improper handling of recursive clones of Git repositories. An attacker can exploit this vulnerability by injecting malicious commands through specially crafted URLs.
This vulnerability can lead to remote code execution on the target system. An attacker can execute arbitrary commands, potentially compromising the security and integrity of the system.
To fix this vulnerability, you should upgrade your Git packages to the fixed versions mentioned in the 'how_to_fix' section. Ensure that you obtain the updated packages from official Debian repositories or trusted sources.
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