Is CVE-2022-21539 in the CISA KEV catalog?

No. CVE-2022-21539 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-21539?

CVE-2022-21539 has a CVSS v3 base score of 5.0 (MEDIUM).

What is the EPSS score for CVE-2022-21539?

CVE-2022-21539 has an EPSS score of 0.85% (54th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-21539?

Upgrade mysql-8.0 on debian unstable to 8.0.30-1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2022-21539

MEDIUM

5.0

CVSS v3

NVD

Description

Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). Supported versions that are affected are 8.0.29 and prior. Difficult to exploit vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of MySQL Server accessible data as well as unauthorized read access to a subset of MySQL Server accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Server. CVSS 3.1 Base Score 5.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L).

How to fix

Remediation Available

mysql-8.0Debian

Fixed in:8.0.30-1CVE-2022-21539

mysql-5.7Ubuntu

Fixed in:5.7.39-0ubuntu0.18.04.2USN-5537-1

mysql-8.0Ubuntu

Fixed in:8.0.30-0ubuntu0.20.04.2USN-5537-1

Fixed in:8.0.30-0ubuntu0.22.04.1USN-5537-1

mysql-server-5.7Ubuntu

Fixed in:5.7.39-0ubuntu0.18.04.2USN-5537-1

mysql-server-8.0Ubuntu

Fixed in:8.0.30-0ubuntu0.20.04.2USN-5537-1

Fixed in:8.0.30-0ubuntu0.22.04.1USN-5537-1

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 RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

0.85%probability of exploitation in 30 days

54thpercentile

Moderate risk: more likely to be exploited than 54% of all known CVEs.

References

Patch1

oracle.com

Third-Party Advisory1

security.netapp.com

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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.