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    CVE-2017-12814

    Stack-based buffer overflow in the CPerlHost::Add method in win32/perlhost.h in Perl before 5.24.3-RC1 and 5.26.x before 5.26.1-RC1 on Windows allows attackers to execute arbitrary code via a long environment variable.

    Published:Sep 27, 2017
    Last Modified:Apr 20, 2025
    EPS:Sep 27, 2017
    EPSS Score:0.06844
    CVSS Score:9.8

    Affected Products

    Vendor
    Microsoft
    Product
    Windows
    Vendor
    Perl
    Product
    Perl

    Exploits

    https://rt.perl.org/Public/Bug/Display.html?id=131665https://rt.perl.org/Public/Bug/Display.html?id=131665

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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