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    CVE-2025-5514

    Improper Handling of Length Parameter Inconsistency vulnerability in web server function on Mitsubishi Electric Corporation MELSEC iQ-F Series CPU module allows a remote unauthenticated attacker to delay the processing of the web server function and prevent legitimate users from utilizing the web server function, by sending a specially crafted HTTP request.

    Published:Aug 25, 2025
    Last Modified:Apr 15, 2026
    EPS:Aug 25, 2025
    EPSS Score:0.00155
    CVSS Score:5.3

    Affected Products

    Vendor
    Mitsubishi Electric
    Product
    Melsec Iq-f Series

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-47 Buffer Overflow via Parameter Expansion

    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