CVE-2021-2293: Medium severity Oracle MySQL vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Stored Procedure). Supported versions that are affected are 8.0.23 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/cpuapr2021.html#AppendixMSQL
Other sources
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Stored Procedure). Supported versions that are affected are 8.0.23 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 8.0.24
Event History
Frequently Asked Questions
What is the severity of CVE-2021-2293?
CVE-2021-2293 is considered a high severity vulnerability due to its ease of exploitation and potential impact on MySQL Server.
How do I fix CVE-2021-2293?
To mitigate CVE-2021-2293, upgrade your MySQL Server to version 8.0.24 or later.
What types of systems are affected by CVE-2021-2293?
CVE-2021-2293 affects MySQL Server versions 8.0.23 and earlier, including deployments using various Oracle and NetApp components.
Who can exploit CVE-2021-2293?
CVE-2021-2293 can be exploited by attackers with high privileges and network access to the MySQL Server.
What impact does CVE-2021-2293 have on MySQL installations?
CVE-2021-2293 may allow unauthorized access and compromise of the MySQL Server, leading to potential data breaches.