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    CVE-2021-22921

    Node.js before 16.4.1, 14.17.2, and 12.22.2 is vulnerable to local privilege escalation attacks under certain conditions on Windows platforms. More specifically, improper configuration of permissions in the installation directory allows an attacker to perform two different escalation attacks: PATH and DLL hijacking.

    Published:Jul 12, 2021
    Last Modified:Apr 30, 2025
    EPS:Jul 12, 2021
    EPSS Score:0.00251
    CVSS Score:7.8

    Affected Products

    Vendor
    Microsoft
    Product
    Windows
    Vendor
    Nodejs
    Product
    Node.js
    Vendor
    Siemens
    Product
    Sinec Infrastructure Network Services

    Exploits

    https://hackerone.com/reports/1211160https://hackerone.com/reports/1211160

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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High