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    CVE-2025-44178

    DASAN GPON ONU H660WM H660WMR210825 is susceptible to improper access control under its default settings. Attackers can exploit this vulnerability to gain unauthorized access to sensitive information and modify its configuration via the UPnP protocol WAN sides without any authentication.

    Published:Aug 25, 2025
    Last Modified:Apr 15, 2026
    EPS:Aug 25, 2025
    EPSS Score:0.00044
    CVSS Score:6.5

    Affected Products

    Vendor
    Dasan
    Product
    H660wm

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-284 Improper Access Control

    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