CVE-2021-2180 : What You Need to Know
Learn about CVE-2021-2180 affecting Oracle MySQL Server InnoDB. This vulnerability allows attackers to compromise the server, affecting versions 5.7.33 and 8.0.23. Find out the impact and mitigation steps.
This article provides detailed information about CVE-2021-2180, a vulnerability found in the MySQL Server product of Oracle MySQL. It explains the impact of the vulnerability, affected systems and versions, technical details, and mitigation steps.
Understanding CVE-2021-2180
CVE-2021-2180 is a vulnerability in the MySQL Server product of Oracle MySQL that affects versions 5.7.33 and prior, as well as 8.0.23 and prior.
What is CVE-2021-2180?
The vulnerability allows a high privileged attacker with network access to compromise MySQL Server. Successful exploitation can lead to unauthorized actions causing a hang or crash of the server.
The Impact of CVE-2021-2180
The impact of CVE-2021-2180 is rated with a CVSS 3.1 Base Score of 4.9, with a focus on availability impacts.
Technical Details of CVE-2021-2180
The vulnerability in the InnoDB component of MySQL Server allows an attacker to compromise the server through multiple network protocols.
Vulnerability Description
The flaw is classified as an easily exploitable vulnerability, granting high privileged attackers the ability to disrupt the server's availability.
Affected Systems and Versions
Versions 5.7.33 and earlier, along with 8.0.23 and earlier, are known to be impacted by this vulnerability.
Exploitation Mechanism
The vulnerability could be exploited by attackers with network access, allowing them to trigger a hang or crash in the MySQL Server.
Mitigation and Prevention
To mitigate the risks associated with CVE-2021-2180, users are advised to take immediate steps and implement long-term security practices.
Immediate Steps to Take
Users are recommended to apply relevant patches and updates provided by Oracle Corporation, the vendor of MySQL Server.
Long-Term Security Practices
Implementing network security measures and restricting access to the server can help reduce the likelihood of exploitation.
Patching and Updates
Regularly updating MySQL Server to the latest secure versions is essential in preventing vulnerabilities.