CVE-2022-21556

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    CVE-2022-21556

    Published: 19 Jul 2022Last Modified: 12 Aug 2026

    Summary:

    Details: Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.28 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all MySQL Server accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H).

    References: https://www.oracle.com/security-alerts/cpujul2022.html, https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/21xxx/CVE-2022-21556.json, https://nvd.nist.gov/vuln/detail/CVE-2022-21556, https://security.netapp.com/advisory/ntap-20220729-0004/

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 270fd3411e3d671a73ed9725940a30080f59ce6d
    Fixed -None

    Affected versions

    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-2022-21556 | CVE-DB