medium
4.9
Advisory Published
CVE Published
Updated

CVE-2023-21953

First published: Tue Apr 18 2023(Updated: )

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Partition). Supported versions that are affected are 8.0.32 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 ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/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 severity of CVE-2023-21953?

    The severity of CVE-2023-21953 is medium with a severity value of 4.9.

  • How can an attacker exploit CVE-2023-21953?

    An attacker with network access via multiple protocols can exploit CVE-2023-21953 to compromise MySQL Server.

  • Which versions of Oracle MySQL are affected by CVE-2023-21953?

    Oracle MySQL versions 8.0.32 and prior are affected by CVE-2023-21953.

  • Are there any known remedies for CVE-2023-21953?

    Yes, the following versions of MySQL Server have remedies for CVE-2023-21953: 8.0.33-0ubuntu0.20.04.1, 8.0.33-0ubuntu0.22.04.1, 8.0.33-0ubuntu0.22.10.1, 8.0.33-0ubuntu0.23.04.1, and 8.0.33.

  • Where can I find more information about CVE-2023-21953?

    You can find more information about CVE-2023-21953 at the following references: [1](https://www.oracle.com/security-alerts/cpuapr2023.html), [2](https://security.netapp.com/advisory/ntap-20230427-0007/), [3](https://launchpad.net/bugs/cve/CVE-2023-21953).

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