CVE-2021-22144

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    CVE-2021-22144

    Published: 26 Jul 2021Last Modified: 8 Jul 2026

    Summary:

    Details: In Elasticsearch versions before 7.13.3 and 6.8.17 an uncontrolled recursion vulnerability that could lead to a denial of service attack was identified in the Elasticsearch Grok parser. A user with the ability to submit arbitrary queries to Elasticsearch could create a malicious Grok query that will crash the Elasticsearch node.

    References: https://discuss.elastic.co/t/elasticsearch-7-13-3-and-6-8-17-security-update/278100, https://security.netapp.com/advisory/ntap-20210827-0006/, https://www.oracle.com/security-alerts/cpuapr2022.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -206f6a2512f2ca690999b77a5c759ab214536b82

    Affected versions

    v7.13.2
    v7.13.1
    v7.13.0

    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-2021-22144 | CVE-DB