CVE-2023-21966: Medium severity oracle mysql vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: JSON). 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: JSON). 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
Event History
Frequently Asked Questions
What is the CVE ID of this vulnerability?
The CVE ID of this vulnerability is CVE-2023-21966.
What component of Oracle MySQL is affected by this vulnerability?
The Server: JSON component of Oracle MySQL is affected by this vulnerability.
What versions of Oracle MySQL are affected by this vulnerability?
Versions 8.0.32 and prior of Oracle MySQL are affected by this vulnerability.
How can this vulnerability be exploited?
This vulnerability can be exploited by a high privileged attacker with network access via multiple protocols to compromise MySQL Server.
Is there a fix available for this vulnerability?
Yes, the vulnerability can be fixed by updating to version 8.0.33-0ubuntu0.20.04.1 (for Ubuntu) or 8.0.33-0ubuntu0.22.04.1 (for Ubuntu) or 8.0.33-0ubuntu0.22.10.1 (for Ubuntu) or 8.0.33-0ubuntu0.23.04.1 (for Ubuntu) or 8.0.33 (upstream) or 8.0.32-1 (for Debian).