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    1 vulnerability by Socket.io

    CVE-2022-2421 (GCVE-0-2022-2421)

    Vulnerability from cvelistv5 – Published: 2022-10-25 00:00 – Updated: 2025-03-11 13:40
    VLAI
    Title
    Socket.io - Improper type validation in attachment parsing
    Summary
    Due to improper type validation in attachment parsing the Socket.io js library, it is possible to overwrite the _placeholder object which allows an attacker to place references to functions at arbitrary places in the resulting query object.
    Severity
    10 (Critical)
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
    SSVC
    Exploitation: none Automatable: yes Technical Impact: total
    CISA Coordinator (v2.0.3)
    CWE
    Assigner
    References
    URL Tags
    https://csirt.divd.nl/CVE-2022-2421 third-party-advisory
    https://csirt.divd.nl/DIVD-2022-00045 third-party-advisory
    Impacted products
    Vendor Product Version
    Socket.io Socket.io-Parser Affected: 4.x , < 4.2.1 (custom)
    		Create a notification for this product.
    Date Public
    2022-10-24 22:00
    Credits
    Thomas Rinsma (Codean) Victor Pasman (DIVD) Frank Breedijk (DIVD)
    Show details on NVD website
    To clipboard 

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