UBUNTU-CVE-2018-16848

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    UBUNTU-CVE-2018-16848

    Published: 15 Jun 2020Last Modified: 4 Feb 2026
    Upstream:
    CVE-2018-16848
    Aliases:
    USN-7465-1

    Summary:

    Details: A Denial of Service (DoS) condition is possible in OpenStack Mistral in versions up to and including 7.0.3. Submitting a specially crafted workflow definition YAML file containing nested anchors can lead to resource exhaustion culminating in a denial of service.

    References: https://ubuntu.com/security/CVE-2018-16848, https://bugzilla.redhat.com/show_bug.cgi?id=1645332, https://bugs.launchpad.net/mistral/+bug/1785657, https://www.cve.org/CVERecord?id=CVE-2018-16848, https://ubuntu.com/security/notices/USN-7465-1

    Affected packages

    Package

    Name: mistral

    Purl: pkg:deb/ubuntu/[email protected]+esm1?arch=source&distro=esm-apps/bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -6.0.0-0ubuntu1.1+esm1

    Affected versions

    5.0.0-0ubuntu1

    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-2018-16848 | CVE-DB