CVE-2019-2738 : Security Advisory and Response

A vulnerability has been identified in Oracle MySQL's MySQL Server component, affecting versions 5.6.44 and earlier, 5.7.26 and earlier, and 8.0.16 and earlier. This vulnerability, although challenging to exploit, could allow a low privileged attacker with network access to compromise the MySQL Server.

Understanding CVE-2019-2738

This CVE pertains to a vulnerability in the MySQL Server component of Oracle MySQL, specifically in the Server: Compiling subcomponent.

What is CVE-2019-2738?

The vulnerability allows a low privileged attacker with network access through various protocols to compromise the MySQL Server, potentially leading to unauthorized access to a limited portion of the server's data.

The Impact of CVE-2019-2738

The CVSS 3.0 Base Score for this vulnerability is 3.1 with confidentiality impacts.

Technical Details of CVE-2019-2738

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability is difficult to exploit but can be used by attackers to gain unauthorized read access to a subset of MySQL Server data.

Affected Systems and Versions

MySQL Server versions 5.6.44 and prior, 5.7.26 and prior, and 8.0.16 and prior are affected.

Exploitation Mechanism

Low privileged attackers with network access via multiple protocols can exploit this vulnerability to compromise the MySQL Server.

Mitigation and Prevention

Here are the steps to mitigate and prevent exploitation of CVE-2019-2738:

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 and patch MySQL Server to the latest version.
Implement strong network security measures to prevent unauthorized access.

Patching and Updates

Stay informed about security advisories and updates from Oracle Corporation to apply patches promptly.