CVE-2022-21509: 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 as well as unauthorized update, insert or delete access to some of MySQL Server accessible data.
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 as well as unauthorized update, insert or delete access to some of MySQL Server accessible data. CVSS 3.1 Base Score 5.5 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H).
— MITRE
Affected Software
Event History
Frequently Asked Questions
What is the vulnerability ID for this MySQL Server vulnerability?
The vulnerability ID for this MySQL Server vulnerability is CVE-2022-21509.
What component of the MySQL Server is affected by this vulnerability?
This vulnerability affects the Server: Optimizer component of the MySQL Server.
Which versions of Oracle MySQL are affected by this vulnerability?
Versions 8.0.29 and prior of Oracle MySQL are affected by this vulnerability.
What is the severity rating for this vulnerability?
The severity rating for this vulnerability is medium, with a severity value of 5.5.
How can an attacker exploit this vulnerability?
An attacker with high privileges and network access via multiple protocols can exploit this vulnerability to compromise the MySQL Server.