CVE-2020-14868: Medium severity mysql vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.21 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/cpuoct2020.html#AppendixMSQL
Other sources
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.21 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-2020-14868?
CVE-2020-14868 is assessed as an easily exploitable vulnerability that enables high privileged attackers to compromise MySQL Server.
How do I fix CVE-2020-14868?
To fix CVE-2020-14868, upgrade MySQL Server to version 8.0.22 or later.
Which versions of MySQL are affected by CVE-2020-14868?
CVE-2020-14868 affects MySQL versions 8.0.21 and prior.
Can CVE-2020-14868 be exploited remotely?
Yes, CVE-2020-14868 can be exploited remotely by attackers with network access.
What components of MySQL are impacted by CVE-2020-14868?
CVE-2020-14868 impacts the MySQL Server product specifically in the Optimizer component.