CVE-2020-14888 : Security Advisory and Response

A vulnerability in the MySQL Server product of Oracle MySQL has been identified, allowing a high privileged attacker to compromise the server. This CVE affects versions 8.0.21 and prior.

Understanding CVE-2020-14888

This CVE pertains to a vulnerability in the MySQL Server product of Oracle MySQL, impacting versions 8.0.21 and earlier.

What is CVE-2020-14888?

The vulnerability in the MySQL Server product of Oracle MySQL allows a high privileged attacker with network access to compromise the server. Successful exploitation can lead to a complete denial of service (DOS) by causing the server to hang or crash.

The Impact of CVE-2020-14888

The vulnerability poses a medium severity risk with a CVSS 3.1 Base Score of 4.9, primarily affecting the availability of the MySQL Server.

Technical Details of CVE-2020-14888

This section provides technical details of the CVE.

Vulnerability Description

The vulnerability allows a high privileged attacker with network access to compromise the MySQL Server, potentially resulting in a complete DOS by causing the server to hang or crash.

Affected Systems and Versions

Product: MySQL Server
Vendor: Oracle Corporation
Versions Affected: 8.0.21 and prior

Exploitation Mechanism

The vulnerability can be exploited by a high privileged attacker with network access via multiple protocols to compromise the MySQL Server.

Mitigation and Prevention

Protecting systems from CVE-2020-14888 is crucial to maintaining security.

Immediate Steps to Take

Apply security patches provided by Oracle promptly.
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 address known vulnerabilities.
Implement network segmentation to limit the impact of potential attacks.

Patching and Updates

Ensure that the MySQL Server is updated with the latest security patches and versions to mitigate the risk of exploitation.