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    CVE-2019-20053

    An invalid memory address dereference was discovered in the canUnpack function in p_mach.cpp in UPX 3.95 via a crafted Mach-O file.

    Published:Dec 27, 2019
    Last Modified:Apr 11, 2025
    EPS:Dec 27, 2019
    EPSS Score:0.00365
    CVSS Score:5.5

    Affected Products

    Vendor
    Opensuse
    Product
    Backports
    Vendor
    Opensuse
    Product
    Leap
    Vendor
    Upx
    Product
    Upx

    Exploits

    https://github.com/upx/upx/issues/314https://github.com/upx/upx/issues/314

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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