CVE-2022-21355 : What You Need to Know

A detailed overview of the vulnerability found in the MySQL Cluster product of Oracle MySQL and its impact.

Understanding CVE-2022-21355

This CVE pertains to a vulnerability in the MySQL Cluster product of Oracle MySQL, affecting specific versions and posing risks to confidentiality and availability.

What is CVE-2022-21355?

The CVE relates to a difficult-to-exploit vulnerability in MySQL Cluster that could be leveraged by a high-privileged attacker. Successful exploitation may lead to unauthorized access to data and partial denial of service.

The Impact of CVE-2022-21355

The vulnerability could allow an attacker with high privileges to compromise the MySQL Cluster, resulting in unauthorized data access and potential partial denial of service attacks. The CVSS 3.1 Base Score for this vulnerability is 2.9.

Technical Details of CVE-2022-21355

Get insights into the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability in the MySQL Cluster product enables attackers to compromise the Cluster, potentially leading to unauthorized data access and partial denial of service attacks.

Affected Systems and Versions

Versions 7.4.34 and prior, 7.5.24 and prior, 7.6.20 and prior, and 8.0.27 and prior of MySQL Cluster are affected by this vulnerability.

Exploitation Mechanism

The vulnerability requires a high-privileged attacker with access to the physical communication segment attached to the hardware where MySQL Cluster runs to initiate an exploitation process.

Mitigation and Prevention

Discover the steps to mitigate the risks posed by CVE-2022-21355 and secure systems effectively.

Immediate Steps to Take

Users are advised to apply relevant patches and updates, restrict access to critical segments, and monitor system activities for any suspicious behavior.

Long-Term Security Practices

Regular security training, implementing the principle of least privilege, and conducting frequent security audits can help enhance the overall security posture.

Patching and Updates

Stay informed about security updates released by Oracle Corporation for MySQL Cluster. Regularly apply patches to address known vulnerabilities and enhance system security.