CVE-2020-14830

Name: CVE-2020-14830
Creator: NVD / NIST
Published: 2020-10-21T15:15:22.017+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 2.02%

Last modified Jun 17, 2026

CVE-2020-14830 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.21 and prior. EPSS estimates a 2.02% chance of exploitation in the next 30 days.

Description

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 low 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 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

2.02%

78.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Oracle	Mysql	<= 8.0.21
Netapp	Active Iq Unified Manager	All versions
Netapp	Oncommand Insight	All versions
Netapp	Oncommand Workflow Automation	All versions
Netapp	Snapcenter	All versions

References

https://security.gentoo.org/glsa/202105-27Third Party Advisory
https://security.netapp.com/advisory/ntap-20201023-0003/Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2020.htmlVendor Advisory
https://security.gentoo.org/glsa/202105-27Third Party Advisory
https://security.netapp.com/advisory/ntap-20201023-0003/Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2020.htmlVendor Advisory

Timeline

Published: Oct 21, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-14830?

How severe is CVE-2020-14830?

CVE-2020-14830 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 2.02% probability of exploitation in the next 30 days.

How do I fix CVE-2020-14830?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-14830?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST