CVE-2021-2024: Medium severity ibm infosphere guardium z/os vulnerability
An unspecified vulnerability in Oracle MySQL Server related to the Server: Optimizer component could allow an authenticated attacker to cause a denial of service resulting in a high availability impact using unknown attack vectors.
Other sources
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.22 and prior. Easily exploitable vulnerability allows low 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/cpujan2021.html#AppendixMSQL
— Red Hat
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.22 and prior. Easily exploitable vulnerability allows low 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 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).
— MITRE
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-2024?
CVE-2021-2024 is rated as a high severity vulnerability due to its potential to cause a denial of service.
How do I fix CVE-2021-2024?
To fix CVE-2021-2024, upgrade to MySQL Server version 8.0.23 or later.
What systems are affected by CVE-2021-2024?
CVE-2021-2024 affects Oracle MySQL Server and specific versions of IBM InfoSphere Guardium.
Can CVE-2021-2024 be exploited remotely?
CVE-2021-2024 requires authentication, indicating that only authenticated users can potentially exploit this vulnerability.
What impact does CVE-2021-2024 have on availability?
CVE-2021-2024 can lead to a denial of service, significantly impacting the availability of affected systems.