CVE-2021-2226 Explained : Impact and Mitigation

A vulnerability has been identified in Oracle MySQL Server that could allow a high privileged attacker to compromise the server and gain unauthorized access to critical data. Here's what you need to know about CVE-2021-2226.

Understanding CVE-2021-2226

This section provides insights into the vulnerability identified in Oracle MySQL Server.

What is CVE-2021-2226?

The vulnerability in the MySQL Server product of Oracle MySQL allows a high privileged attacker with network access to compromise the server, potentially leading to unauthorized data access. The affected versions are 5.7.33 and prior, as well as 8.0.23 and prior.

The Impact of CVE-2021-2226

Successful exploitation of this vulnerability could result in unauthorized access to critical data or complete access to all data accessible by the MySQL Server. The CVSS 3.1 Base Score is 4.9, with confidentiality impacts.

Technical Details of CVE-2021-2226

Digging into the specifics of CVE-2021-2226.

Vulnerability Description

The vulnerability in Oracle MySQL Server (component: Server: Information Schema) allows a high privileged attacker with network access via multiple protocols to compromise the server.

Affected Systems and Versions

The vulnerability affects versions 5.7.33 and earlier, as well as 8.0.23 and previous versions of the MySQL Server.

Exploitation Mechanism

The vulnerability is easily exploitable, enabling attackers to compromise the MySQL Server through network access.

Mitigation and Prevention

Understanding how to mitigate and prevent the impact of CVE-2021-2226.

Immediate Steps to Take

Take immediate steps to secure the MySQL Server and prevent unauthorized access to critical data.

Long-Term Security Practices

Implement long-term security practices to enhance the overall security of your MySQL Server.

Patching and Updates

Ensure that your MySQL Server is up to date with the latest patches and updates to protect against vulnerabilities.