Is CVE-2021-2010 being actively exploited?

It is not currently in CISA's KEV catalog. Its EPSS exploitation probability is 1%.

What products does CVE-2021-2010 affect?

Tracked products affected include MySQL. Check the version you run to see whether it is affected.

How do I fix CVE-2021-2010?

Apply the vendor fix in your normal patch cycle. Upgrade affected products to a fixed version.

CVE-2021-2010

Q: What is CVE-2021-2010?

CVE-2021-2010 is a medium-severity software vulnerability with a CVSS score of 4.2. Vulnerability in the MySQL Client product of Oracle MySQL (component: C API). Supported versions that are affected are 5.6.50 and prior, 5.7.32 and prior and 8.0.22 and prior. Difficult to exploit vulnerability allows low privileged attacke

MEDIUM severity · CVSS 4.2

4.2CVSS MEDIUM

Summary

Vulnerability in the MySQL Client product of Oracle MySQL (component: C API). Supported versions that are affected are 5.6.50 and prior, 5.7.32 and prior and 8.0.22 and prior. Difficult to exploit vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Client. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of MySQL Client accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Client. CVSS 3.1 Base Score 4.2 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L).

Impact & exploitability

Attack vectorNetwork

Attack complexityHigh

Privileges requiredLow

User interactionNone

Confidentiality impactNone

Integrity impactLow

Availability impactLow

Exploit probability (EPSS)1%

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

Affected products we track (1)

MySQL

Recommendation

Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.

CVE-2021-2010

Summary

Impact & exploitability

Affected products we track (1)

Recommendation

Additional information