Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent:
Server: Connection). Supported versions that are affected are 5.7.21 and
prior. Easily exploitable vulnerability allows high privileged attacker
with logon to the infrastructure where MySQL Server executes 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 3.0 Base Score 4.4 (Availability
impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

mdeslaur

5.7 only