medium
6.3
Advisory Published
Updated

CVE-2021-2022

First published: Wed Jan 20 2021(Updated: )

An unspecified vulnerability in MySQL Server related to the InnoDB component could allow an authenticated attacker to cause a denial of service resulting in a high availability impact using unknown attack vectors.

Credit: secalert_us@oracle.com

Affected SoftwareAffected VersionHow to fix
redhat/mysql<5.6.51
5.6.51
redhat/mysql<5.7.33
5.7.33
redhat/mysql<8.0.23
8.0.23
redhat/mariadb<10.5.5
10.5.5
redhat/mariadb<10.4.14
10.4.14
redhat/mariadb<10.3.24
10.3.24
redhat/mariadb<10.2.33
10.2.33
redhat/mariadb<10.1.46
10.1.46
IBM InfoSphere Guardium z/OS<=10.5
IBM InfoSphere Guardium z/OS<=10.6
IBM InfoSphere Guardium z/OS<=11.0
IBM InfoSphere Guardium z/OS<=11.1
IBM InfoSphere Guardium z/OS<=11.2
IBM InfoSphere Guardium z/OS<=11.3
Oracle MySQL>=5.6.0<=5.6.50
Oracle MySQL>=5.7.0<=5.7.32
Oracle MySQL>=8.0.0<=8.0.22
NetApp OnCommand Insight
NetApp OnCommand Workflow Automation
NetApp SnapCenter
Fedora=32
Fedora=33
MariaDB>=10.1.0<10.1.46
MariaDB>=10.2.0<10.2.33
MariaDB>=10.3.0<10.3.24
MariaDB>=10.4.0<10.4.14
MariaDB>=10.5.0<10.5.5

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2021-2022?

    CVE-2021-2022 has a reported high severity level due to its potential to cause denial of service.

  • How do I fix CVE-2021-2022?

    To fix CVE-2021-2022, upgrade MySQL Server to versions 5.6.51, 5.7.33, 8.0.23, or appropriate MariaDB versions up to their specified limits.

  • What components are affected by CVE-2021-2022?

    CVE-2021-2022 affects the InnoDB component of MySQL Server and related products including certain versions of MariaDB.

  • Can CVE-2021-2022 be exploited remotely?

    CVE-2021-2022 requires authenticated access, thus it cannot be exploited remotely without valid credentials.

  • What should I do if I can't upgrade MySQL due to compatibility issues related to CVE-2021-2022?

    If you cannot upgrade, ensure to evaluate your environment for exposure and consider applying additional security measures to mitigate risks associated with CVE-2021-2022.

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