Malicious Code Injection in sinta-lumpur53-ruro Package
Summary
MAL-2025-108723: Malicious code in sinta-lumpur53-ruro (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The sinta-lumpur53-ruro package is part of the npm ecosystem and has been identified as a malicious package associated with the tea.xyz token reward campaign. This package is designed to manipulate the npm registry by creating and publishing derivative packages with randomized names, which can mislead developers and inflate reputation scores for token rewards. Its functionality primarily revolves around automatic publishing scripts that compromise the integrity of the npm registry.
Vulnerability Detail
The vulnerability stems from the presence of malicious code within the sinta-lumpur53-ruro package. This code modifies the package.json file by removing private flags, altering version numbers, and generating random package names that are Indonesian-themed or in English. The malicious payload continuously republishes these variants, leading to pollution of the npm registry and potential exploitation of developers who unknowingly use these compromised packages. The origin of this vulnerability is linked to the broader tea.xyz token reward campaign, which aims to manipulate developer reputation systems.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall sinta-lumpur53-ruroIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a temporary measure, avoid using the sinta-lumpur53-ruro package and consider using alternative packages that provide similar functionality without the associated risks. Regularly monitor your dependencies for vulnerabilities using tools like Vulert, which can alert you to open-source vulnerabilities in real-time by analyzing your package-lock.json file.
Conclusion
The sinta-lumpur53-ruro package poses a significant risk due to its malicious code designed to manipulate the npm registry. It is essential for developers to be vigilant, remove any affected packages, and utilize tools like Vulert to safeguard their projects against such vulnerabilities.
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FAQ
The sinta-lumpur53-ruro package is an npm package identified as malicious, part of a campaign to manipulate developer reputation scores through automated publishing.
The malicious code can compromise your project's integrity by modifying package.json, removing private flags, and flooding the npm registry with unwanted packages.
You should uninstall the sinta-lumpur53-ruro package immediately using 'npm uninstall sinta-lumpur53-ruro' and monitor for any updates or patches.
Regularly audit your dependencies, use tools like Vulert to monitor for vulnerabilities, and keep your packages updated to their latest secure versions.
Vulert is a tool that monitors and alerts for open-source vulnerabilities in your software using just the package-lock.json file. You can check your application for vulnerabilities without any signup using the Vulert playground.
