CVE-2023-21955: 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 CVE-2023-21955?
CVE-2023-21955 is a vulnerability in the MySQL Server product of Oracle MySQL.
How severe is CVE-2023-21955?
CVE-2023-21955 has a severity rating of 4.9, which is considered medium.
What versions of MySQL Server are affected by CVE-2023-21955?
The affected versions of MySQL Server are 8.0.32 and prior.
How can an attacker exploit CVE-2023-21955?
An attacker with high privileges and network access via multiple protocols can exploit CVE-2023-21955.
Are there any patches available for CVE-2023-21955?
Yes, patches are available for CVE-2023-21955. For Ubuntu, version 8.0.33-0ubuntu0.20.04.1 and later are patched. Other patches may be available from different sources.