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    CVE-2023-34488

    NanoMQ 0.17.5 has a one-byte heap-based buffer over-read in the conn_handler function of mqtt_parser.c when it processes malformed messages.

    Published:Jun 12, 2023
    Last Modified:Sep 24, 2025
    EPS:Jun 12, 2023
    EPSS Score:0.00092
    CVSS Score:8

    Affected Products

    Vendor
    Emqx
    Product
    Nanomq

    Exploits

    https://github.com/emqx/nanomq/issues/1181https://github.com/emqx/nanomq/issues/1181

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

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    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