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    CVE-2025-27020

    Improper configuration of the SSH service in Infinera MTC-9 allows an unauthenticated attacker to execute arbitrary commands and access data on file system . This issue affects MTC-9: from R22.1.1.0275 before R23.0.

    Published:Dec 8, 2025
    Last Modified:Dec 22, 2025
    EPS:Dec 8, 2025
    EPSS Score:0.00117
    CVSS Score:9.8

    Affected Products

    Vendor
    Infinera
    Product
    Mtc-9
    Vendor
    Nokia
    Product
    Infinera Mtc-9
    Vendor
    Nokia
    Product
    Infinera Mtc-9 Firmware

    Exploits

    No exploit reference

    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