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    CVE-2021-26561

    Stack-based buffer overflow vulnerability in synoagentregisterd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to execute arbitrary code via syno_finder_site HTTP header.

    Published:Feb 26, 2021
    Last Modified:Jan 14, 2025
    EPS:Feb 26, 2021
    EPSS Score:0.02341
    CVSS Score:9

    Affected Products

    Vendor
    Synology
    Product
    Diskstation Manager
    Vendor
    Synology
    Product
    Diskstation Manager Unified Controller
    Vendor
    Synology
    Product
    Skynas
    Vendor
    Synology
    Product
    Skynas Firmware
    Vendor
    Synology
    Product
    Uc3200
    Vendor
    Synology
    Product
    Vs960hd
    Vendor
    Synology
    Product
    Vs960hd Firmware

    Exploits

    https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1159https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1159

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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