Is CVE-2021-2061 in the CISA KEV catalog?

No. CVE-2021-2061 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-2061?

CVE-2021-2061 has a CVSS v3 base score of 4.4 (MEDIUM).

What is the EPSS score for CVE-2021-2061?

CVE-2021-2061 has an EPSS score of 1.71% (75th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-2061?

Upgrade mysql-8.0 on debian unstable to 8.0.23-1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2021-2061

MEDIUMEPSS 75th pctl

4.4

CVSS v3

NVD

Description

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DDL). Supported versions that are affected are 8.0.22 and prior. Difficult to exploit 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 4.4 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H).

How to fix

Remediation Available

mysql-8.0Debian

Fixed in:8.0.23-1CVE-2021-2061

mysql-5.7Ubuntu

Fixed in:5.7.33-0ubuntu0.16.04.1USN-4716-1

Fixed in:5.7.33-0ubuntu0.18.04.1USN-4716-1

mysql-8.0Ubuntu

Fixed in:8.0.23-0ubuntu0.20.04.1USN-4716-1

mysql-server-5.7Ubuntu

Fixed in:5.7.33-0ubuntu0.16.04.1USN-4716-1

Fixed in:5.7.33-0ubuntu0.18.04.1USN-4716-1

mysql-server-8.0Ubuntu

Fixed in:8.0.23-0ubuntu0.20.04.1USN-4716-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.71%probability of exploitation in 30 days

75thpercentile

Elevated risk: more likely to be exploited than 75% of all known CVEs.

References

Vendor Advisory1

oracle.com

Third-Party Advisory2

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.