CVE-2023-21953: Medium severity oracle mysql vulnerability
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).
Other sources
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.
External References:
https://www.oracle.com/security-alerts/cpuapr2023.html#AppendixMSQL
— Red Hat
Affected Software
Remediation
Patch Available
Event History
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).