Vulnerability in the MySQL Cluster product of Oracle MySQL (component: Cluster: NDBCluster Plugin).

published 2020-10-21 6y ago modified 2026-06-17 4mo ago also EUVD-2020-6989

cvss: 4.6; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.9%; EPSS 0.9% chance of exploitation in 30 days, percentile 61%
public exploits: 0; none known

Vulnerability in the MySQL Cluster product of Oracle MySQL (component: Cluster: NDBCluster Plugin). 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 Cluster. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of MySQL Cluster accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Cluster. CVSS 3.1 Base Score 4.6 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L).

Patch / fix

distros 1

mysql-8.0 Ubuntu 20.04 LTS 8.0.22-0ubuntu0.20.04.2

ubuntu advisories UBUNTU-CVE-2020-14853

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Is CVE-2020-14853 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2y ago (2024-09-26)

Exploit prediction

0.95% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	4.6	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L
NVD	2.0	4.9	AV:N/AC:M/Au:S/C:N/I:P/A:P

Affected products

Oracle Corporation MySQL Cluster

References

security.gentoo.org /glsa/202105-27
vendor-advisory, third-party-advisory
oracle.com /security-alerts/cpuoct2020.html
vendor-advisory
security.netapp.com /advisory/ntap-20201023-0003/
third-party-advisory

Sources

CVE List CVE-2020-14853
NVD CVE-2020-14853

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.