CVE-2022-21264: Medium severity Oracle MySQL vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.27 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/cpujan2022.html#AppendixMSQL
Other sources
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.27 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
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/mysqlto a version that resolves this vulnerability.Fixed in 8.0.28
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-2022-21264.
What is the affected software for this vulnerability?
The affected software for this vulnerability includes Oracle MySQL, Netapp Active Iq Unified Manager, Apple watchOS, NetApp OnCommand Insight, NetApp OnCommand Workflow Automation, Netapp Snapcenter, and Fedoraproject Fedora (versions 34 and 35).
What is the severity rating of this vulnerability?
The severity rating of this vulnerability is medium with a CVSS score of 4.9.
How can a high privileged attacker exploit this vulnerability?
A high privileged attacker with network access via multiple protocols can exploit this vulnerability to compromise MySQL Server.
How do I fix this MySQL Server vulnerability?
To fix this vulnerability, update to version 8.0.28 of the MySQL Server.