CVE-2019-2950 : What You Need to Know

A vulnerability has been discovered in the Oracle MySQL product called MySQL Server (specifically in the Optimizer component). The affected versions are 8.0.16 and earlier. This vulnerability is prone to exploitation and could be used by a highly privileged attacker with network access through various protocols to compromise the MySQL Server. If successfully exploited, this vulnerability can lead to an unauthorized ability to cause the MySQL Server to hang or crash repeatedly, resulting in a denial-of-service (DOS) situation. The severity of this vulnerability is rated with a CVSS 3.0 Base Score of 4.9, emphasizing its impact on availability. The CVSS Vector assigned to this vulnerability is (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

Understanding CVE-2019-2950

This section provides insights into the nature and impact of CVE-2019-2950.

What is CVE-2019-2950?

CVE-2019-2950 is a vulnerability found in the Oracle MySQL product, specifically in the Optimizer component. It allows a highly privileged attacker with network access to compromise the MySQL Server, potentially leading to a denial-of-service situation.

The Impact of CVE-2019-2950

The vulnerability in CVE-2019-2950 can have the following impacts:

Unauthorized ability to cause the MySQL Server to hang or crash repeatedly
Denial-of-Service (DOS) situation
CVSS 3.0 Base Score of 4.9, emphasizing its impact on availability

Technical Details of CVE-2019-2950

This section delves into the technical aspects of CVE-2019-2950.

Vulnerability Description

The vulnerability in CVE-2019-2950 allows a highly privileged attacker with network access to compromise the MySQL Server, potentially leading to a denial-of-service situation.

Affected Systems and Versions

Product: MySQL Server
Vendor: Oracle Corporation
Affected Versions: 8.0.16 and prior

Exploitation Mechanism

The vulnerability can be exploited by a highly privileged attacker with network access through various protocols to compromise the MySQL Server.

Mitigation and Prevention

In this section, you will find steps to mitigate and prevent the exploitation of CVE-2019-2950.

Immediate Steps to Take

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

Long-Term Security Practices

Regularly update and patch the MySQL Server software
Implement strong network security measures to prevent unauthorized access
Conduct regular security audits and assessments

Patching and Updates

Ensure that you regularly check for updates and patches released by Oracle Corporation to address CVE-2019-2950.