CVE-2021-2160 : What You Need to Know
Vulnerability in Oracle MySQL Server (5.7.30 and prior, 8.0.17 and prior) allows high-privileged attackers to compromise the server, potentially leading to DOS attacks. Learn about the impact and mitigation strategies.
A vulnerability has been identified in Oracle MySQL Server that affects versions 5.7.30 and prior, as well as 8.0.17 and prior. This vulnerability could be exploited by a high-privileged attacker with network access, potentially leading to a denial of service attack.
Understanding CVE-2021-2160
This section will provide insights into the nature and impact of the CVE-2021-2160 vulnerability.
What is CVE-2021-2160?
The vulnerability in Oracle MySQL Server allows attackers with network access to compromise the server, leading to potential DOS attacks. The affected versions are 5.7.30 and 8.0.17.
The Impact of CVE-2021-2160
Successful exploitation of this vulnerability could result in unauthorized access, causing the MySQL Server to hang or crash, leading to a denial of service.
Technical Details of CVE-2021-2160
Detailed technical information about the CVE-2021-2160 vulnerability is provided in this section.
Vulnerability Description
The vulnerability in the Server Optimizer component of Oracle MySQL Server allows high-privileged attackers to compromise the server via network access.
Affected Systems and Versions
The affected versions include Oracle MySQL Server 5.7.30 and earlier, as well as 8.0.17 and earlier.
Exploitation Mechanism
The vulnerability can be exploited by attackers with high privileges and network access using various protocols to compromise the MySQL Server.
Mitigation and Prevention
This section outlines steps to mitigate and prevent exploitation of the CVE-2021-2160 vulnerability.
Immediate Steps to Take
- Apply security patches provided by Oracle to address the vulnerability.
- Implement network security measures to restrict unauthorized access to MySQL Server.
Long-Term Security Practices
- Regularly update MySQL Server to the latest secure versions.
- Conduct security assessments and audits to detect and remediate vulnerabilities.
Patching and Updates
Stay informed about security updates released by Oracle for MySQL Server and promptly apply them to mitigate potential risks.