CVE-2022-21531: Medium severity Oracle MySQL Server vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.29 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/cpujul2022.html#AppendixMSQL
Other sources
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.29 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).
— MITRE
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is CVE-2022-21531?
CVE-2022-21531 is a vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer) that allows a high privileged attacker with network access to compromise MySQL Server.
Which versions of Oracle MySQL are affected by CVE-2022-21531?
Oracle MySQL versions 8.0.29 and prior are affected by CVE-2022-21531.
What is the severity of CVE-2022-21531?
CVE-2022-21531 has a severity rating of 4.9, which is considered medium.
How can a high privileged attacker exploit CVE-2022-21531?
A high privileged attacker with network access can exploit CVE-2022-21531 via multiple protocols to compromise MySQL Server.
How can I mitigate the vulnerability in Oracle MySQL?
To mitigate the vulnerability in Oracle MySQL, update to version 8.0.30 or later.