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    CVE-2021-21706

    In PHP versions 7.3.x below 7.3.31, 7.4.x below 7.4.24 and 8.0.x below 8.0.11, in Microsoft Windows environment, ZipArchive::extractTo may be tricked into writing a file outside target directory when extracting a ZIP file, thus potentially causing files to be created or overwritten, subject to OS permissions.

    Published:Oct 4, 2021
    Last Modified:Nov 21, 2024
    EPS:Oct 4, 2021
    EPSS Score:0.00346
    CVSS Score:5.3

    Affected Products

    Vendor
    Microsoft
    Product
    Windows
    Vendor
    Php
    Product
    Php

    Exploits

    No exploit reference

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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