CVE-2020-2928 : Security Advisory and Response

A vulnerability in the MySQL Server product of Oracle MySQL has been identified, affecting versions 8.0.19 and prior. This vulnerability could allow a high privileged attacker to compromise the MySQL Server, potentially leading to a denial of service (DOS) attack.

Understanding CVE-2020-2928

This CVE pertains to a vulnerability in the MySQL Server product of Oracle MySQL, impacting versions 8.0.19 and earlier.

What is CVE-2020-2928?

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 DOS attack by causing the server to hang or crash.

The Impact of CVE-2020-2928

The vulnerability poses a medium severity risk with a CVSS 3.0 Base Score of 4.9, primarily impacting the availability of the MySQL Server.

Technical Details of CVE-2020-2928

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability in the MySQL Server product of Oracle MySQL allows attackers with network access to compromise the server, potentially leading to a DOS attack.

Affected Systems and Versions

Product: MySQL Server
Vendor: Oracle Corporation
Versions Affected: 8.0.19 and prior

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: High
User Interaction: None
Scope: Unchanged
CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Mitigation and Prevention

To address CVE-2020-2928, follow these mitigation strategies:

Immediate Steps to Take

Apply vendor patches promptly
Monitor security advisories for updates
Restrict network access to the MySQL Server

Long-Term Security Practices

Regularly update and patch software
Implement network segmentation to limit exposure
Conduct security training for staff

Patching and Updates

Stay informed about security alerts from Oracle
Apply recommended patches and updates as soon as they are available