UBUNTU-CVE-2019-3825

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    UBUNTU-CVE-2019-3825

    Published: 6 Feb 2019Last Modified: 22 Apr 2026
    Upstream:
    CVE-2019-3825
    Aliases:
    USN-3892-1

    Summary:

    Details: A vulnerability was discovered in gdm before 3.31.4. When timed login is enabled in configuration, an attacker could bypass the lock screen by selecting the timed login user and waiting for the timer to expire, at which time they would gain access to the logged-in user's session.

    References: https://ubuntu.com/security/CVE-2019-3825, https://ubuntu.com/security/notices/USN-3892-1, https://www.cve.org/CVERecord?id=CVE-2019-3825

    Affected packages

    Package

    Name: gdm3

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    3.18.0-2ubuntu1
    3.18.0-2ubuntu2
    3.18.0-2ubuntu3
    3.18.0-2ubuntu4
    3.18.2-1ubuntu1
    3.18.2-1ubuntu2
    3.18.3-0ubuntu1
    3.18.3-0ubuntu2
    3.18.3-0ubuntu2.1
    3.18.3-0ubuntu2.2

    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