CVE-2022-21297: Medium severity ORACLE MySQL vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.26 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 8.0.26 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
Event History
Frequently Asked Questions
What is the severity of CVE-2022-21297?
CVE-2022-21297 is considered a high severity vulnerability in MySQL Server.
How do I fix CVE-2022-21297?
To resolve CVE-2022-21297, upgrade MySQL Server to version 8.0.27 or later.
Who is impacted by CVE-2022-21297?
CVE-2022-21297 affects MySQL Server versions 8.0.26 and earlier, allowing high privileged attackers to exploit the vulnerability.
Is CVE-2022-21297 remotely exploitable?
Yes, CVE-2022-21297 is easily exploitable by a high privileged attacker with network access.
What components of MySQL Server are affected by CVE-2022-21297?
CVE-2022-21297 impacts the Optimizer component of the MySQL Server.