CVE-2019-2746 Explained : Impact and Mitigation

An issue has been identified in the MySQL Server component of Oracle MySQL, specifically affecting versions 8.0.12 and earlier. This vulnerability allows a low privileged attacker to compromise the MySQL Server through various protocols, potentially leading to denial of service.

Understanding CVE-2019-2746

This CVE involves a vulnerability in the MySQL Server component of Oracle MySQL, impacting versions 8.0.12 and prior.

What is CVE-2019-2746?

The vulnerability in the MySQL Server component of Oracle MySQL allows a low privileged attacker to compromise the server through multiple protocols, potentially causing denial of service.

The Impact of CVE-2019-2746

The vulnerability has a CVSS 3.0 Base Score of 6.5, with an impact on availability.
Successful exploitation could lead to unauthorized actions such as server hang or frequent crashes, resulting in denial of service.

Technical Details of CVE-2019-2746

This section provides technical details of the CVE.

Vulnerability Description

The vulnerability allows a low privileged attacker with network access to compromise the MySQL Server.
Successful attacks can result in unauthorized actions causing the server to hang or crash.

Affected Systems and Versions

Product: MySQL Server
Vendor: Oracle Corporation
Affected Versions: 8.0.12 and prior

Exploitation Mechanism

The vulnerability can be exploited by a low privileged attacker through various protocols.

Mitigation and Prevention

Here are the steps to mitigate and prevent exploitation of CVE-2019-2746.

Immediate Steps to Take

Apply security patches provided by Oracle Corporation.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Implement the principle of least privilege to restrict access.
Regularly update and patch MySQL Server to address known vulnerabilities.

Patching and Updates

Stay informed about security updates and apply them promptly to secure the MySQL Server.