UBUNTU-CVE-2018-20802

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    UBUNTU-CVE-2018-20802

    Published: 23 Nov 2020Last Modified: 28 Feb 2026
    Upstream:
    CVE-2018-20802
    Aliases:
    USN-8064-1

    Summary:

    Details: A user authorized to perform database queries may trigger denial of service by issuing specially crafted queries with compound indexes affecting QueryPlanner. This issue affects MongoDB Server v3.6 versions prior to 3.6.9 and MongoDB Server v4.0 versions prior to 4.0.3.

    References: https://ubuntu.com/security/CVE-2018-20802, https://jira.mongodb.org/browse/SERVER-36993, https://www.cve.org/CVERecord?id=CVE-2018-20802, https://ubuntu.com/security/notices/USN-8064-1

    Affected packages

    Package

    Name: mongodb

    Purl: pkg:deb/ubuntu/mongodb@1:3.6.3-0ubuntu1.4+esm1?arch=source&distro=esm-apps/bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:3.6.3-0ubuntu1.4+esm1

    Affected versions

    1:3.4.7-1
    1:3.4.7-1ubuntu1
    1:3.4.7-1ubuntu2
    1:3.4.7-1ubuntu4
    1:3.4.14-3ubuntu1
    1:3.4.14-3ubuntu2

    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-2018-20802 | CVE-DB