CVE-2020-8149: Arbitrary shell command execution in logkitty
Summary
CVE-2020-8149: Arbitrary shell command execution in logkitty. Affects logkitty versions < 0.7.1. Fixed in 0.7.1. How to fix ↓
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Background
The logkitty npm package is a logging utility for Node.js applications. It allows developers to capture and analyze logs generated by their applications. The package is widely used in the Node.js ecosystem for debugging and troubleshooting purposes. However, versions prior to 0.7.1 are vulnerable to arbitrary shell command execution.
Vulnerability Detail
The vulnerability in logkitty arises from a lack of output sanitization. This allows an attacker to execute arbitrary shell commands by manipulating the input in a way that is not properly sanitized. By exploiting this vulnerability, an attacker can gain unauthorized access to the underlying system and potentially perform malicious actions. The impact of this vulnerability can range from unauthorized data access to complete system compromise.
How To Fix
Minimum fixed version
0.7.1
This is the first release that contains the fix.
npm install logkitty@0.7.1Tip — 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, a temporary workaround is to avoid using the logkitty package or to implement additional input sanitization measures in the application code. This can involve validating and sanitizing user input before passing it to logkitty functions to prevent command injection.
Conclusion
The vulnerability in logkitty allows for arbitrary shell command execution, which can have severe consequences for the affected system. It is crucial to upgrade to the latest version of logkitty or implement appropriate mitigations to prevent exploitation. For further support on vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for logkitty →
FAQ
logkitty is an npm package used for capturing and analyzing logs in Node.js applications.
The vulnerability allows an attacker to execute arbitrary shell commands, potentially leading to unauthorized access or system compromise.
To fix this vulnerability, upgrade to logkitty version 0.7.1 or later.
If upgrading is not immediately feasible, you can avoid using logkitty or implement additional input sanitization measures in your application code.
You can find more information about this vulnerability in the GitHub Security Advisory database.
