CVE-2021-35640 : What You Need to Know
Details of CVE-2021-35640, a vulnerability in Oracle MySQL Server allowing unauthorized access. Learn the impact, affected versions, and mitigation steps.
A vulnerability has been identified in the MySQL Server product of Oracle MySQL, specifically in the Server's DDL component. This vulnerability, assigned CVE-2021-35640, affects versions 8.0.26 and prior. An attacker with high privileges and network access via multiple protocols can exploit this vulnerability to compromise the MySQL Server, potentially leading to unauthorized data access.
Understanding CVE-2021-35640
This section delves into the details of the CVE-2021-35640 vulnerability.
What is CVE-2021-35640?
CVE-2021-35640 is a vulnerability in the MySQL Server product of Oracle MySQL, impacting versions 8.0.26 and earlier. It is an easily exploitable vulnerability that can allow a high-privileged attacker with network access to compromise the MySQL Server.
The Impact of CVE-2021-35640
Successful exploitation of CVE-2021-35640 can result in unauthorized update, insert, or delete access to some of MySQL Server's accessible data. The CVSS 3.1 Base Score for this vulnerability is 2.7, with integrity impacts.
Technical Details of CVE-2021-35640
This section outlines the technical aspects of CVE-2021-35640.
Vulnerability Description
The vulnerability allows a high-privileged attacker with network access to compromise the MySQL Server, potentially leading to unauthorized data access.
Affected Systems and Versions
The vulnerability affects Oracle MySQL Server versions 8.0.26 and earlier.
Exploitation Mechanism
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-2021-35640:
Immediate Steps to Take
It is recommended to apply security patches provided by Oracle promptly to mitigate the vulnerability.
Long-Term Security Practices
Ensure regular security updates and monitoring of MySQL Server to prevent unauthorized access.
Patching and Updates
Stay informed about the latest security alerts and updates from Oracle to protect your MySQL Server.