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    CVE-2021-43412

    An issue was discovered in GNU Hurd before 0.9 20210404-9. libports accepts fake notification messages from any client on any port, which can lead to port use-after-free. This can be exploited for local privilege escalation to get full root access.

    Published:Nov 7, 2021
    Last Modified:Nov 21, 2024
    EPS:Nov 7, 2021
    EPSS Score:0.00044
    CVSS Score:7.8

    Affected Products

    Vendor
    Gnu
    Product
    Hurd

    Exploits

    https://lists.gnu.org/archive/html/bug-hurd/2021-05/msg00079.htmlhttps://lists.gnu.org/archive/html/bug-hurd/2021-05/msg00079.html

    Common Weakness Enumeration

    CWE-416 Use After Free

    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