Malicious Code Injection in mutdaufs-good-ay: A Threat to npm Users
Summary
MAL-2025-161110: Malicious code in mutdaufs-good-ay (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The package 'mutdaufs-good-ay' is part of the npm ecosystem and has been identified as part of a malicious campaign associated with the tea.xyz token reward system. This package is designed to manipulate the npm registry by creating and publishing numerous derivative packages with randomized names, which can inflate developer reputation scores for token rewards. The presence of such malicious packages poses a significant risk to developers and users relying on npm for package management.
Vulnerability Detail
The vulnerability in 'mutdaufs-good-ay' originates from its design to include autopublish scripts that modify the package.json file. These scripts remove private flags, alter version numbers, and generate random package names, leading to the continuous republishing of variants that pollute the npm registry. This not only compromises the integrity of the npm ecosystem but also exposes developers to potential security risks and reputation damage.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall mutdaufs-good-ayIf 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 avoid using the 'mutdaufs-good-ay' package and monitor your project for any dependencies that may inadvertently include it. Additionally, consider using tools like Vulert to monitor your package-lock.json for vulnerabilities.
Conclusion
The 'mutdaufs-good-ay' package presents a significant security risk due to its malicious code designed to manipulate the npm registry. Developers should take immediate action to remove this package and monitor their projects for vulnerabilities using tools like Vulert. Awareness and proactive measures are essential to maintaining the integrity of the npm ecosystem.
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FAQ
It is an npm package identified as part of a malicious campaign that manipulates the npm registry.
The vulnerability can lead to the pollution of the npm registry and may expose your project to security risks.
You should remove the 'mutdaufs-good-ay' package from your project immediately.
Yes, you can use Vulert to monitor your package-lock.json for real-time alerts on open-source vulnerabilities.
Yes, you can use the Vulert playground at Vulert Scanner to check for vulnerabilities without any signup.
