CVE-2020-14789: Medium severity mysql vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: FTS). Supported versions that are affected are 5.7.31 and prior and 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: FTS). Supported versions that are affected are 5.7.31 and prior and 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
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the vulnerability ID for this MySQL Server vulnerability?
The vulnerability ID for this MySQL Server vulnerability is CVE-2020-14789.
What component of Oracle MySQL is affected by this vulnerability?
This vulnerability affects the Server: FTS component of Oracle MySQL.
Which versions of MySQL Server are affected by this vulnerability?
The affected versions of MySQL Server are 5.7.31 and prior, and 8.0.21 and prior.
How can a high privileged attacker exploit this vulnerability?
A high privileged attacker with network access via multiple protocols can exploit this vulnerability to compromise MySQL Server.
What is the severity of CVE-2020-14789?
The severity of CVE-2020-14789 is medium with a CVSS score of 4.9.
Where can I find more information about this vulnerability?
You can find more information about this vulnerability at the following references: [Reference 1](https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GZU3PA5XJXNQ4C4F6435ARM6WKM3OZYR/), [Reference 2](https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JBZZ3XIRPFPAWBZLYBN777ANXSFXAPPB/), [Reference 3](https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/O7RVY2Z7HYQHFJXBGARXUAGKUDAWYPP4/)