CVE-2021-42373

    Dashboard / Vulnerabilities / CVE-2021-42373

    CVE-2021-42373

    Published: 15 Nov 2021Last Modified: 8 Jul 2026

    Summary:

    Details: A NULL pointer dereference in Busybox's man applet leads to denial of service when a section name is supplied but no page argument is given

    References: https://claroty.com/team82/research/unboxing-busybox-14-vulnerabilities-uncovered-by-claroty-jfrog, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6T2TURBYYJGBMQTTN2DSOAIQGP7WCPGV/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UQXGOGWBIYWOIVXJVRKHZR34UMEHQBXS/, https://jfrog.com/blog/unboxing-busybox-14-new-vulnerabilities-uncovered-by-claroty-and-jfrog/, https://security.netapp.com/advisory/ntap-20211223-0002/

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- a4c3a341394a1fb25be8c15d2ddfe3ec77cbb83c
    Fixed -None

    Affected versions

    1.33.0
    1.33.1

    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
    CVE-2021-42373 | CVE-DB