Malicious Code Injection in uinsu-lot-babiunaam Package
Summary
MAL-2025-169960: Malicious code in uinsu-lot-babiunaam (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The uinsu-lot-babiunaam package is part of the npm ecosystem and is associated with the tea.xyz token reward campaign. This package is designed to facilitate the automatic generation and publication of derivative packages, which can inflate developer reputation scores for token rewards. However, it has been identified as containing malicious code that modifies package metadata and publishes variants to the npm registry.
Vulnerability Detail
The vulnerability originates from the malicious code embedded in the uinsu-lot-babiunaam package. This code modifies the package.json file by removing private flags, altering version numbers, and generating random package names. The intent is to continuously republish these variants, thereby polluting the npm registry and potentially compromising the integrity of other packages. The ramifications include a loss of trust in the npm ecosystem and possible exploitation of affected applications.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall uinsu-lot-babiunaamIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a temporary workaround, you can prevent the installation of the uinsu-lot-babiunaam package by adding it to your project's .npmrc file with the following line: package-lock=false. This will stop npm from installing any packages that are not explicitly defined in your package.json.
Conclusion
The uinsu-lot-babiunaam package contains malicious code that poses a significant risk to projects using it. Immediate action is required to uninstall the package and prevent further issues. Utilizing tools like Vulert can help maintain the security of your open-source dependencies.
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FAQ
The uinsu-lot-babiunaam package is an npm package associated with the tea.xyz token reward campaign, designed to automate the generation and publication of derivative packages.
The malicious code modifies your package.json file, removes private flags, and generates random package names, which can lead to the pollution of the npm registry and compromise your project's integrity.
You should uninstall the uinsu-lot-babiunaam package immediately using the command npm uninstall uinsu-lot-babiunaam and check your package-lock.json for any references.
Yes, you can use Vulert, which monitors and alerts in real-time for open-source vulnerabilities using just your package-lock.json. You can check if your application is affected by visiting the Vulert playground.
Regularly audit your dependencies using tools like npm audit, and consider using Vulert to monitor your projects for vulnerabilities without requiring code access.
