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libnested@1.2.1 vulnerabilities

basic functions (map, each, get, set, keys) for nested objects.

  • latest version

    1.5.2

  • latest non vulnerable version

    1.5.2

  • first published

    8 years ago

  • latest version published

    2 years ago

  • licenses detected

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    Direct Vulnerabilities

    Known vulnerabilities in the libnested package. This does not include vulnerabilities belonging to this package’s dependencies.

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    VulnerabilityVulnerable Version
    • H
    Prototype Pollution

    libnested is a package with basic functions (map, each, get, set, keys) for nested objects.

    Affected versions of this package are vulnerable to Prototype Pollution via the set function in index.js.

    Note: This vulnerability derives from an incomplete fix for CVE-2020-28283

    PoC:

     const libnested = require('libnested');
 libnested.set({}, [
     ['__proto__'],
     'polluted'
 ], 'yes');
 console.log({}.polluted);

    How to fix Prototype Pollution?

    Upgrade libnested to version 1.5.2 or higher.

    <1.5.2
    • H
    Prototype Pollution

    libnested is a package with basic functions (map, each, get, set, keys) for nested objects.

    Affected versions of this package are vulnerable to Prototype Pollution. It allows an attacker to cause a denial of service and may lead to remote code execution.

    How to fix Prototype Pollution?

    Upgrade libnested to version 1.5.1 or higher.

    <1.5.1
    Go back to all versions of this package