CVE-2021-2232 Denial of service in MySQL Server

Low 1.9 Published Updated

A high-privileged attacker with local access can cause a partial denial of service in MySQL Server via the Group Replication Plugin.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2021-2232?

CVE-2021-2232 is a low-severity denial of service vulnerability in Netapp Active Iq Unified Manager, published on 22 Apr 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Group Replication Plugin). Supported versions that are affected are 8.0.23 and prior. Difficult to exploit 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 partial denial of service (partial DOS) of MySQL Server. CVSS 3.1 Base Score 1.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L).

Which versions are affected by CVE-2021-2232?

It affects 5 products.

Products include Netapp Active Iq Unified Manager, Netapp Oncommand Insight, Netapp Oncommand Workflow Automation, Netapp Snapcenter, Oracle Mysql.

How do I fix CVE-2021-2232?

Apply the vendor's patch.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2021-2232 being exploited?

There is no known exploitation of CVE-2021-2232 in the wild and no public exploit code.

All Netapp Active Iq Unified Manager vulnerabilities

Sources

Also known as GHSA-7f6x-pjm2-j4rh, UBUNTU-CVE-2021-2232.

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