CVE-2019-2502 : Vulnerability Insights and Analysis

A vulnerability has been discovered in the InnoDB subcomponent of Oracle MySQL Server version 8.0.13 and earlier, allowing a highly privileged attacker to compromise the server.

Understanding CVE-2019-2502

This CVE involves a vulnerability in the MySQL Server component of Oracle MySQL, specifically in the InnoDB subcomponent.

What is CVE-2019-2502?

The vulnerability in Oracle MySQL Server version 8.0.13 and prior allows a highly privileged attacker with network access to compromise the server. Successful exploitation can lead to a denial-of-service situation by causing a hang or repeatable crash.

The Impact of CVE-2019-2502

The vulnerability is easily exploitable by a highly privileged attacker with network access through various protocols.
Successful exploitation can result in unauthorized ability to cause a hang or frequently repeatable crash, leading to a complete denial-of-service situation for the MySQL Server.
The CVSS 3.0 Base Score for this vulnerability is 4.9, focusing on availability impacts.

Technical Details of CVE-2019-2502

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability 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: 8.0.13 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

Protecting systems from CVE-2019-2502 is crucial to prevent potential attacks.

Immediate Steps to Take

Apply security patches provided by Oracle Corporation promptly.
Monitor network traffic for any suspicious activities.
Restrict network access to the MySQL Server to authorized personnel only.

Long-Term Security Practices

Regularly update and patch the MySQL Server to address known vulnerabilities.
Implement network segmentation to limit the exposure of critical servers.
Conduct regular security audits and penetration testing to identify and address security weaknesses.

Patching and Updates

Stay informed about security advisories and updates from Oracle Corporation.
Ensure timely application of patches to mitigate the risk of exploitation.