CVE-2019-2967 : Vulnerability Insights and Analysis

A vulnerability has been identified in Oracle MySQL Server, affecting versions 8.0.17 and earlier. This vulnerability in the Optimizer component can be exploited by a low privileged attacker with network access, potentially leading to a denial of service.

Understanding CVE-2019-2967

This CVE pertains to a vulnerability in the Oracle MySQL Server product, specifically in the Optimizer component.

What is CVE-2019-2967?

The vulnerability allows a low privileged attacker with network access to compromise MySQL Server, potentially causing it to hang or crash, resulting in a denial of service. The CVSS 3.0 Base Score for this vulnerability is 6.5, with the main impact on availability.

The Impact of CVE-2019-2967

Unauthorized manipulation of MySQL Server leading to repeated crashes or hangs
Potential complete denial of service

Technical Details of CVE-2019-2967

This section provides technical details of the vulnerability.

Vulnerability Description

The vulnerability in the Optimizer component of Oracle MySQL Server allows unauthorized manipulation, potentially causing the server to hang or crash.

Affected Systems and Versions

Product: MySQL Server
Vendor: Oracle Corporation
Versions affected: 8.0.17 and prior

Exploitation Mechanism

Low privileged attacker with network access can exploit the vulnerability
Various protocols can be used for network access

Mitigation and Prevention

Protecting systems from CVE-2019-2967 is crucial to prevent potential attacks.

Immediate Steps to Take

Apply security patches provided by Oracle Corporation
Monitor network traffic for any suspicious activity
Restrict network access to the MySQL Server

Long-Term Security Practices

Regularly update MySQL Server to the latest version
Implement network segmentation to limit access to critical servers

Patching and Updates

Stay informed about security advisories from Oracle Corporation
Promptly apply patches and updates to the MySQL Server