CVE-2021-3629

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    CVE-2021-3629

    Published: 24 May 2022Last Modified: 8 Jul 2026

    Summary:

    Details: A flaw was found in Undertow. A potential security issue in flow control handling by the browser over http/2 may potentially cause overhead or a denial of service in the server. The highest threat from this vulnerability is availability. This flaw affects Undertow versions prior to 2.0.40.Final and prior to 2.2.11.Final.

    References: https://security.netapp.com/advisory/ntap-20220729-0008/, https://bugzilla.redhat.com/show_bug.cgi?id=1977362

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -225d62735b189e460a56460207b8c6073fcc3737

    Affected versions

    2.2.10.Final
    2.2.9.Final
    2.2.8.Final
    2.2.7.Final
    2.2.6.Final
    2.2.5.Final
    2.2.3.Final
    2.2.4.Final
    2.2.2.Final
    2.2.1.Final
    2.2.0.Final

    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
    CVE-2021-3629 | CVE-DB