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    CVE-2019-25660

    LanHelper 1.74 contains a local buffer overflow vulnerability that allows attackers to crash the application by sending excessively long input strings. Attackers can exploit the Form Send Message feature by pasting 6000 bytes of data into the Message text field to trigger a denial of service condition.

    Published:Apr 5, 2026
    Last Modified:Apr 20, 2026
    EPS:Apr 5, 2026
    EPSS Score:0.00015
    CVSS Score:6.2

    Affected Products

    Vendor
    Hainsoft
    Product
    Lanhelper

    Exploits

    https://www.exploit-db.com/exploits/46295

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    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