CVE-2021-2370 : What You Need to Know

A vulnerability has been identified in the MySQL Server product of Oracle MySQL, specifically in the Server: DML component. This vulnerability affects versions 8.0.25 and earlier. An attacker with high privileges and network access via multiple protocols can exploit this vulnerability to compromise the MySQL Server. The successful exploitation of this vulnerability can lead to unauthorized actions, causing the server to crash or hang, resulting in a denial of service (DOS) condition with a CVSS 3.1 Base Score of 4.9.

Understanding CVE-2021-2370

This section will delve into what CVE-2021-2370 entails, its impact, technical details, and how to mitigate and prevent potential exploitation of the vulnerability.

What is CVE-2021-2370?

CVE-2021-2370 is a vulnerability found in Oracle MySQL's MySQL Server that allows a highly privileged attacker with network access to compromise the server, potentially leading to a DOS condition. The affected versions include 8.0.25 and prior.

The Impact of CVE-2021-2370

The impact of CVE-2021-2370 is significant, as successful exploitation can grant unauthorized access to an attacker, causing the MySQL Server to crash or hang, ultimately resulting in a denial of service.

Technical Details of CVE-2021-2370

Let's explore the technical aspects of CVE-2021-2370, including vulnerability description, affected systems and versions, and exploitation mechanisms.

Vulnerability Description

The vulnerability in MySQL Server enables a high privileged attacker to compromise the system, leading to potential crashes or hangs.

Affected Systems and Versions

The affected systems include Oracle MySQL Server versions 8.0.25 and earlier.

Exploitation Mechanism

Exploiting this vulnerability requires a high privileged attacker with network access via multiple protocols, allowing them to compromise the MySQL Server.

Mitigation and Prevention

Discover the steps that can be taken to mitigate and prevent the exploitation of CVE-2021-2370 to enhance system security.

Immediate Steps to Take

Immediate steps involve applying available patches and security updates to address the vulnerability and reduce the risk of exploitation.

Long-Term Security Practices

In the long term, implementing robust security practices and regular system monitoring can help prevent future vulnerabilities and strengthen overall security.

Patching and Updates

Regularly applying patches and updates provided by Oracle for MySQL Server is crucial to address vulnerabilities like CVE-2021-2370 and maintain a secure environment.