UBUNTU-CVE-2021-3597

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    UBUNTU-CVE-2021-3597

    Published: 24 May 2022Last Modified: 20 May 2026
    Upstream:

    Summary:

    Details: A flaw was found in undertow. The HTTP2SourceChannel fails to write the final frame under some circumstances, resulting in a denial of service. The highest threat from this vulnerability is availability. This flaw affects Undertow versions prior to 2.0.35.SP1, prior to 2.2.6.SP1, prior to 2.2.7.SP1, prior to 2.0.36.SP1, prior to 2.2.9.Final and prior to 2.0.39.Final.

    Affected packages

    Package

    Name: undertow

    Purl: pkg:deb/ubuntu/undertow?arch=source&distro=esm-apps%2Fxenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    1.3.4-1
    1.3.5-1
    1.3.7-1
    1.3.11-1
    1.3.16-1
    1.3.16-1ubuntu0.1~esm1

    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-2021-3597 | CVE-DB