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    CVE-2020-24863

    A memory corruption vulnerability was found in the kernel function kern_getfsstat in MidnightBSD before 1.2.7 and 1.3 through 2020-08-19, and FreeBSD through 11.4, that allows an attacker to trigger an invalid free and crash the system via a crafted size value in conjunction with an invalid mode.

    Published:Sep 3, 2020
    Last Modified:Nov 21, 2024
    EPS:Sep 3, 2020
    EPSS Score:0.00098
    CVSS Score:5.5

    Affected Products

    Vendor
    Freebsd
    Product
    Freebsd
    Vendor
    Midnightbsd
    Product
    Midnightbsd

    Exploits

    http://www.midnightbsd.org/security/adv/MIDNIGHTBSD-SA-20:01.txthttps://github.com/MidnightBSD/src/blob/1691c07ff4f27b97220a5d65e217341e477f4014/sys/kern/vfs_syscalls.chttp://www.midnightbsd.org/security/adv/MIDNIGHTBSD-SA-20:01.txthttps://github.com/MidnightBSD/src/blob/1691c07ff4f27b97220a5d65e217341e477f4014/sys/kern/vfs_syscalls.c

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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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