CVE-2021-2146: Medium severity mysql vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Options). Supported versions that are affected are 5.7.33 and prior and 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: Options). Supported versions that are affected are 5.7.33 and prior and 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
Event History
Frequently Asked Questions
What is the severity of CVE-2021-2146?
CVE-2021-2146 is considered to be easily exploitable with a high potential impact for high privileged attackers.
How do I fix CVE-2021-2146?
To mitigate CVE-2021-2146, upgrade to MySQL Server version 5.7.34 or 8.0.24 or later.
Which versions of MySQL are affected by CVE-2021-2146?
CVE-2021-2146 affects MySQL Server versions 5.7.33 and prior as well as 8.0.23 and prior.
Can CVE-2021-2146 be exploited remotely?
Yes, CVE-2021-2146 can be exploited remotely by high privileged attackers with network access.
What components of MySQL are impacted by CVE-2021-2146?
CVE-2021-2146 impacts the Server: Options component of the MySQL Server product.