CVE-2021-35613 : Security Advisory and Response

A vulnerability has been identified in the MySQL Cluster product of Oracle MySQL, specifically affecting versions 8.0.26 and earlier. This vulnerability could allow an unauthenticated attacker with network access to compromise MySQL Cluster, potentially leading to a partial denial of service. Here's what you need to know about CVE-2021-35613.

Understanding CVE-2021-35613

This section provides insights into the nature and impact of the identified vulnerability.

What is CVE-2021-35613?

The vulnerability in the MySQL Cluster product pertains to a difficult-to-exploit security flaw that enables an unauthenticated attacker to compromise MySQL Cluster via multiple network protocols. Successful exploitation could result in unauthorized partial denial of service for MySQL Cluster, with a CVSS 3.1 Base Score of 3.7.

The Impact of CVE-2021-35613

The vulnerability poses a low severity risk with a low availability impact, as per CVSS metrics. While confidentiality and integrity are not affected, exploitation could potentially disrupt normal operations.

Technical Details of CVE-2021-35613

This section delves into the technical aspects of the CVE, including how it can be exploited.

Vulnerability Description

The vulnerability in MySQL Cluster allows unauthenticated attackers to compromise the system, resulting in partial denial of service.

Affected Systems and Versions

The impacted systems include Oracle's MySQL Cluster versions 8.0.26 and prior, making them susceptible to exploitation.

Exploitation Mechanism

Attackers with network access can exploit this vulnerability via multiple protocols to compromise the integrity of MySQL Cluster.

Mitigation and Prevention

Learn about the steps you can take to mitigate the risks associated with CVE-2021-35613.

Immediate Steps to Take

It is recommended to apply security patches or updates provided by Oracle to address the vulnerability and enhance the security of MySQL Cluster.

Long-Term Security Practices

Implement proactive security measures such as network segmentation, access controls, and monitoring to prevent unauthorized access to critical systems.

Patching and Updates

Regularly check for security advisories and patches from Oracle to stay protected against emerging vulnerabilities.