CVE-2021-2208 : Security Advisory and Response
Learn about CVE-2021-2208 impacting MySQL Server with Oracle, allowing attackers to compromise the server resulting in a complete denial of service. Find out how to mitigate and prevent this vulnerability.
A vulnerability has been identified in the MySQL Server component of Oracle MySQL, with affected versions including 8.0.23 and prior. This vulnerability could be exploited by a high privileged attacker with network access to compromise the MySQL Server, leading to a complete denial of service attack.
Understanding CVE-2021-2208
This section will delve into the details of the CVE-2021-2208 vulnerability.
What is CVE-2021-2208?
The vulnerability in MySQL Server allows a high privileged attacker with network access to compromise the server, potentially resulting in a complete denial of service attack.
The Impact of CVE-2021-2208
Successful exploitation of this vulnerability could enable unauthorized individuals to cause the MySQL Server to hang or crash repeatedly, leading to a denial of service condition with a CVSS 3.1 Base Score of 4.9.
Technical Details of CVE-2021-2208
Let's explore the technical aspects of the CVE-2021-2208 vulnerability.
Vulnerability Description
The vulnerability in MySQL Server, specifically in the Server: Partition component, allows attackers to compromise the server with the potential impact of causing a complete denial of service.
Affected Systems and Versions
The affected versions include MySQL Server 8.0.23 and prior.
Exploitation Mechanism
The vulnerability can be exploited by a high privileged attacker with network access via multiple protocols.
Mitigation and Prevention
In this section, we will discuss the steps to mitigate and prevent the exploitation of CVE-2021-2208.
Immediate Steps to Take
It is recommended to apply security patches provided by Oracle promptly to address this vulnerability and prevent potential exploitation.
Long-Term Security Practices
Apart from immediate patching, organizations should implement robust security measures, including network segmentation and access controls, to mitigate the risk of similar vulnerabilities.
Patching and Updates
Regularly monitor for security updates and patches released by Oracle for MySQL Server to ensure that all known vulnerabilities are addressed and the system is secure.