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    CVE-2025-63409

    Privilege escalation and improper access control in GCOM EPON 1GE C00R371V00B01 allows remote authenticated users to modify administrator only settings and extract administrator credentials.

    Published:Feb 24, 2026
    Last Modified:Feb 26, 2026
    EPS:Feb 24, 2026
    EPSS Score:0.00103
    CVSS Score:8.8

    Affected Products

    Vendor
    Gcom
    Product
    Epon 1ge C00r371v00b01
    Vendor
    Gcomtw
    Product
    Gcom Epon 1ge
    Vendor
    Gcomtw
    Product
    Gcom Epon 1ge Firmware

    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