Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent:
InnoDB). Supported versions that are affected are 5.7.21 and prior. Easily
exploitable 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 as well
as unauthorized update, insert or delete access to some of MySQL Server
accessible data. CVSS 3.0 Base Score 5.5 (Integrity and Availability
impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H).

mdeslaur

5.7 only