CVE-2022-21357 : Vulnerability Insights and Analysis

A vulnerability has been identified in the MySQL Cluster product of Oracle MySQL, potentially impacting versions 7.4.34 and prior, 7.5.24 and prior, 7.6.20 and prior, and 8.0.27 and prior.

Understanding CVE-2022-21357

This CVE affects the MySQL Cluster product of Oracle Corporation and poses a security risk to specific versions of the software.

What is CVE-2022-21357?

The vulnerability in the MySQL Cluster product allows a high-privileged attacker with access to the physical communication segment attached to the hardware to compromise MySQL Cluster. Successful attacks may lead to unauthorized read access to data and partial denial of service.

The Impact of CVE-2022-21357

Successful exploitation of this vulnerability can result in unauthorized access to MySQL Cluster data and a partial denial of service, affecting the confidentiality and availability of the system with a CVSS 3.1 Base Score of 2.9.

Technical Details of CVE-2022-21357

Below are key technical details related to CVE-2022-21357:

Vulnerability Description

The vulnerability allows attackers with high privileges and physical access to compromise MySQL Cluster, potentially leading to unauthorized data access and partial denial of service.

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 the MySQL Cluster product from Oracle Corporation are affected by this vulnerability.

Exploitation Mechanism

Successful exploitation of the vulnerability requires a high-privileged attacker with specific access to compromise MySQL Cluster, potentially resulting in unauthorized data access and partial denial of service.

Mitigation and Prevention

To address CVE-2022-21357, consider the following steps:

Immediate Steps to Take

Implement security patches provided by Oracle Corporation.
Restrict physical access to the communication segment attached to the hardware running MySQL Cluster.

Long-Term Security Practices

Regularly update MySQL Cluster to the latest version to mitigate known vulnerabilities.
Follow security best practices to minimize the risk of unauthorized access.

Patching and Updates

Stay informed about security updates from Oracle Corporation and apply patches promptly to secure MySQL Cluster.