CVE-2021-2399: Medium severity oracle mysql vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DDL). Supported versions that are affected are 8.0.25 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:
http://www.oracle.com/security-alerts/cpujul2021.html#AppendixMSQL
Other sources
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DDL). Supported versions that are affected are 8.0.25 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-2021-2399?
CVE-2021-2399 is classified as a critical vulnerability due to its potential impact on MySQL Server.
How do I fix CVE-2021-2399?
To fix CVE-2021-2399, upgrade MySQL Server to version 8.0.26 or later.
What versions are affected by CVE-2021-2399?
CVE-2021-2399 affects MySQL Server versions 8.0.25 and prior.
Who is impacted by CVE-2021-2399?
Any high privileged attacker with network access can exploit CVE-2021-2399 to compromise MySQL Server.
What component of MySQL Server does CVE-2021-2399 affect?
CVE-2021-2399 affects the DDL (Data Definition Language) component of MySQL Server.