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    CVE-2019-9729

    In Shanda MapleStory Online V160, the SdoKeyCrypt.sys driver allows privilege escalation to NT AUTHORITY\SYSTEM because of not validating the IOCtl 0x8000c01c input value, leading to an integer signedness error and a heap-based buffer underflow.

    Published:Mar 12, 2019
    Last Modified:Nov 21, 2024
    EPS:Mar 12, 2019
    EPSS Score:0.02419
    CVSS Score:7.8

    Affected Products

    Vendor
    Shanda
    Product
    Maplestory Online

    Exploits

    https://github.com/DoubleLabyrinth/SdoKeyCrypt-sys-local-privilege-elevationhttps://github.com/DoubleLabyrinth/SdoKeyCrypt-sys-local-privilege-elevationhttps://github.com/huangyutange0uywlcn/HyperSinehttps://github.com/HyperSine/SdoKeyCrypt-sys-local-privilege-elevationhttps://github.com/recozone/HyperSinehttps://github.com/timeowilliamsq/HyperSine

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-100 Overflow Buffers

    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