medium
6.5
Advisory Published
CVE Published
Updated

CVE-2023-21946

First published: Tue Apr 18 2023(Updated: )

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.32 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

Credit: secalert_us@oracle.com secalert_us@oracle.com secalert_us@oracle.com

Affected SoftwareAffected VersionHow to fix
ubuntu/mysql-8.0<8.0.33-0ubuntu0.20.04.1
8.0.33-0ubuntu0.20.04.1
ubuntu/mysql-8.0<8.0.33-0ubuntu0.22.04.1
8.0.33-0ubuntu0.22.04.1
ubuntu/mysql-8.0<8.0.33-0ubuntu0.22.10.1
8.0.33-0ubuntu0.22.10.1
ubuntu/mysql-8.0<8.0.33-0ubuntu0.23.04.1
8.0.33-0ubuntu0.23.04.1
ubuntu/mysql-8.0<8.0.33
8.0.33
debian/mysql-8.0<=8.0.32-1
Oracle Mysql Server>=8.0.0<=8.0.32
redhat/mysql<8.0.33
8.0.33
Fedoraproject Fedora=37
Fedoraproject Fedora=38
Fedoraproject Fedora=39
Netapp Active Iq Unified Manager Vmware Vsphere
Netapp Active Iq Unified Manager Windows
NetApp OnCommand Insight
NetApp OnCommand Workflow Automation
Netapp Snapcenter

Remedy

https://www.oracle.com/security-alerts/cpuapr2023.html

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the vulnerability ID for this MySQL Server vulnerability?

    The vulnerability ID for this MySQL Server vulnerability is CVE-2023-21946.

  • What is the severity level of CVE-2023-21946?

    The severity level of CVE-2023-21946 is medium.

  • Which versions of MySQL Server are affected by CVE-2023-21946?

    MySQL Server versions 8.0.32 and prior are affected by CVE-2023-21946.

  • How can a low privileged attacker exploit CVE-2023-21946?

    A low privileged attacker with network access via multiple protocols can compromise MySQL Server by exploiting CVE-2023-21946.

  • Where can I find more information about CVE-2023-21946?

    You can find more information about CVE-2023-21946 on the Oracle Security Alerts page and the NetApp Security Advisory page.

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