CVE-2022-21304: Medium severity Oracle MySQL vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Parser). Supported versions that are affected are 5.7.36 and prior and 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: Parser). Supported versions that are affected are 5.7.36 and prior and 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 5.7.37 - 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?
The vulnerability ID is CVE-2022-21304.
What is the title of the vulnerability?
The title of the vulnerability is 'Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Parser).'
What is the severity of CVE-2022-21304?
CVE-2022-21304 has a severity value of 4.9, which is considered medium.
Which versions of Oracle MySQL are affected by CVE-2022-21304?
Versions 5.7.36 and prior, as well as 8.0.27 and prior, are affected by CVE-2022-21304.
How can an attacker exploit CVE-2022-21304?
An attacker with high privileges and network access via multiple protocols can exploit CVE-2022-21304 to compromise MySQL Server.