CVE-2021-2411 Explained : Impact and Mitigation
Learn about CVE-2021-2411, a vulnerability in MySQL Cluster product of Oracle MySQL, allowing unauthorized partial denial of service attacks. Find out the impacted systems and versions, along with prevention measures.
A vulnerability has been identified in the MySQL Cluster product of Oracle MySQL, specifically affecting versions 8.0.25 and earlier. This vulnerability, assigned the CVSS score of 3.7, pertains to a potential partial denial of service (DOS) risk.
Understanding CVE-2021-2411
This section delves into the key aspects of CVE-2021-2411.
What is CVE-2021-2411?
The vulnerability in the MySQL Cluster product of Oracle MySQL allows an unauthenticated attacker with network access to compromise the system via multiple protocols. Exploiting this vulnerability could lead to unauthorized partial denial of service within MySQL Cluster.
The Impact of CVE-2021-2411
Successful exploitation of this vulnerability could result in the unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Cluster. The CVSS 3.1 Base Score for this vulnerability is 3.7, with low availability impacts.
Technical Details of CVE-2021-2411
This section provides the technical details of CVE-2021-2411.
Vulnerability Description
The vulnerability allows an unauthenticated attacker to compromise MySQL Cluster through various network protocols, potentially resulting in partial denial of service.
Affected Systems and Versions
The impacted product is MySQL Cluster by Oracle Corporation, specifically versions 8.0.25 and prior.
Exploitation Mechanism
To exploit this vulnerability, an attacker with network access can utilize multiple protocols to compromise MySQL Cluster.
Mitigation and Prevention
Here we discuss the measures to mitigate and prevent the exploitation of CVE-2021-2411.
Immediate Steps to Take
Immediate steps include applying security patches, monitoring network traffic, and restricting network access.
Long-Term Security Practices
In the long term, regular security training, timely software updates, and network segmentation can enhance overall security.
Patching and Updates
Ensure timely application of security patches released by Oracle Corporation to address this vulnerability.