UBUNTU-CVE-2021-39890

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    UBUNTU-CVE-2021-39890

    Published: 6 Dec 2021Last Modified: 24 Oct 2025
    Upstream:
    CVE-2021-39890

    Summary:

    Details: It was possible to bypass 2FA for LDAP users and access some specific pages with Basic Authentication in GitLab 14.1.1 and above.

    References: https://ubuntu.com/security/CVE-2021-39890, https://gitlab.com/gitlab-org/gitlab/-/issues/341522, https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39890.json, https://www.cve.org/CVERecord?id=CVE-2021-39890

    Affected packages

    Package

    Name: gitlab

    Purl: pkg:deb/ubuntu/[email protected]+dfsg-5?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    8.4.3+dfsg-9
    8.4.3+dfsg-12

    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
    UBUNTU-CVE-2021-39890 | CVE-DB