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    CVE-2021-23239

    The sudoedit personality of Sudo before 1.9.5 may allow a local unprivileged user to perform arbitrary directory-existence tests by winning a sudo_edit.c race condition in replacing a user-controlled directory by a symlink to an arbitrary path.

    Published:Jan 11, 2021
    Last Modified:Nov 21, 2024
    EPS:Jan 12, 2021
    EPSS Score:0.0004
    CVSS Score:2.5

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Netapp
    Product
    Cloud Backup
    Vendor
    Netapp
    Product
    Hci Management Node
    Vendor
    Netapp
    Product
    Solidfire
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Sudo Project
    Product
    Sudo

    Exploits

    https://bugzilla.suse.com/show_bug.cgi?id=CVE-2021-23239https://bugzilla.suse.com/show_bug.cgi?id=CVE-2021-23239

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    References

    https://bugzilla.suse.com/show_bug.cgi?id=CVE-2021-23239
    https://lists.debian.org/debian-lts-announce/2022/11/msg00007.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EE42Y35SMJOLONAIBNYNFC7J44UUZ2Y6/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GMY4VSSBIND7VAYSN6T7XIWJRWG4GBB3/
    https://security.gentoo.org/glsa/202101-33
    https://security.netapp.com/advisory/ntap-20210129-0010/
    https://www.sudo.ws/stable.html#1.9.5
    https://bugzilla.suse.com/show_bug.cgi?id=CVE-2021-23239
    https://lists.debian.org/debian-lts-announce/2022/11/msg00007.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EE42Y35SMJOLONAIBNYNFC7J44UUZ2Y6/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GMY4VSSBIND7VAYSN6T7XIWJRWG4GBB3/
    https://security.gentoo.org/glsa/202101-33
    https://security.netapp.com/advisory/ntap-20210129-0010/
    https://www.sudo.ws/stable.html#1.9.5

    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