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    CVE-2024-33896

    Cosy+ devices running a firmware 21.x below 21.2s10 or a firmware 22.x below 22.1s3 are vulnerable to code injection due to improper parameter blacklisting. This is fixed in version 21.2s10 and 22.1s3.

    Published:Aug 2, 2024
    Last Modified:Nov 4, 2025
    EPS:Aug 2, 2024
    EPSS Score:0.10742
    CVSS Score:7.2

    Affected Products

    Vendor
    Hms-networks
    Product
    Ewon Cosy\+ 4g Apac
    Vendor
    Hms-networks
    Product
    Ewon Cosy\+ 4g Eu
    Vendor
    Hms-networks
    Product
    Ewon Cosy\+ 4g Jp
    Vendor
    Hms-networks
    Product
    Ewon Cosy\+ 4g Na
    Vendor
    Hms-networks
    Product
    Ewon Cosy\+ Ethernet
    Vendor
    Hms-networks
    Product
    Ewon Cosy\+ Firmware
    Vendor
    Hms-networks
    Product
    Ewon Cosy\+ Wifi

    Exploits

    https://blog.syss.com/posts/hacking-a-secure-industrial-remote-access-gateway/https://www.exploit-db.com/exploits/52160

    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