Vulnerability in the MySQL Cluster component of Oracle MySQL (subcomponent: Cluster: ndbcluster/plugin). Supported versions that are affected are 7.2.27 and prior, 7.3.16 and prior, 7.4.14 and prior and 7.5.5 and prior. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where MySQL Cluster executes 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 ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Cluster. CVSS 3.0 Base Score 5.0 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H).