CVE-2021-2217: 
MySQL vulnerability analysis and mitigation

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Stored Procedure) affecting versions 8.0.23 and prior. This vulnerability allows high privileged attackers with network access via multiple protocols to compromise MySQL Server (Oracle Advisory, NIST NVD).

The vulnerability has a CVSS 3.1 Base Score of 4.9 (Medium) with vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H. The attack requires high privileges and network access, with low attack complexity and no user interaction. The scope is unchanged, with no impact on confidentiality or integrity, but high impact on availability (Oracle Advisory, NetApp Advisory).

Successful exploitation of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server (NIST NVD, Oracle Advisory).

The vulnerability is easily exploitable by attackers with high privileges and network access via multiple protocols. The attack requires no user interaction and low attack complexity (Oracle Advisory).

Oracle released patches for this vulnerability in MySQL Server versions after 8.0.23. NetApp has provided fixes for affected products including Active IQ Unified Manager, OnCommand Insight, OnCommand Workflow Automation, and SnapCenter (NetApp Advisory).