CVE-2021-2042

Name: CVE-2021-2042
Creator: NVD / NIST
Published: 2021-01-20T15:15:48.143+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 2.3/10EPSS 0.45%

Last modified Jun 17, 2026

CVE-2021-2042 is a low-severity vulnerability rated 2.3/10 on the CVSS scale. Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). Supported versions that are affected are 8.0.21 and prior. EPSS estimates a 0.45% chance of exploitation in the next 30 days.

Description

Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). Supported versions that are affected are 8.0.21 and prior. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where MySQL Server executes to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data. CVSS 3.1 Base Score 2.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N).

Metrics

CVSS 3.1

2.3/10

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

EPSS Probability

0.45%

35.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Oracle	Mysql	>= 8.0.0, <= 8.0.21
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-20210219-0003/Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2021.htmlVendor Advisory
https://security.gentoo.org/glsa/202105-27Third Party Advisory
https://security.netapp.com/advisory/ntap-20210219-0003/Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2021.htmlVendor Advisory

Timeline

Published: Jan 20, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-2042?

How severe is CVE-2021-2042?

CVE-2021-2042 has a CVSS score of 2.3/10 (LOW severity). The EPSS model estimates a 0.45% probability of exploitation in the next 30 days.

How do I fix CVE-2021-2042?

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-2021-2042?

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

Scan your code now

Source: NVD / NIST