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    CVE-2023-6340

    SonicWall Capture Client version 3.7.10, NetExtender client version 10.2.337 and earlier versions are installed with sfpmonitor.sys driver. The driver has been found to be vulnerable to Denial-of-Service (DoS) caused by Stack-based Buffer Overflow vulnerability.

    Published:Jan 17, 2024
    Last Modified:Jun 11, 2025
    EPS:Jan 17, 2024
    EPSS Score:0.00066
    CVSS Score:5.5

    Affected Products

    Vendor
    Sonicwall
    Product
    Capture Client
    Vendor
    Sonicwall
    Product
    Netextender

    Exploits

    No exploit reference

    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