CVE-2020-14568 : Security Advisory and Response
Learn about CVE-2020-14568, a vulnerability in Oracle MySQL Server that allows high privileged attackers to compromise the server, potentially leading to a denial of service (DOS) attack. Find out how to mitigate and prevent this vulnerability.
A vulnerability in Oracle MySQL Server (component: InnoDB) allows a high privileged attacker to compromise the server, potentially leading to a denial of service (DOS) attack.
Understanding CVE-2020-14568
This CVE involves a vulnerability in MySQL Server that could be exploited by an attacker with network access, potentially resulting in a DOS attack.
What is CVE-2020-14568?
The vulnerability in MySQL Server allows a high privileged attacker to compromise the server, leading to potential DOS attacks.
The Impact of CVE-2020-14568
- Successful exploitation can result in unauthorized access to cause a hang or crash of MySQL Server.
- CVSS 3.1 Base Score: 4.9 (Availability impacts).
Technical Details of CVE-2020-14568
This section provides more technical insights into the vulnerability.
Vulnerability Description
- Vulnerability Type: Easily exploitable
- Attack Vector: Network
- Privileges Required: High
- Scope: Unchanged
Affected Systems and Versions
- Product: MySQL Server
- Vendor: Oracle Corporation
- Affected Versions: 8.0.20 and prior
Exploitation Mechanism
The vulnerability can be exploited by a high privileged attacker with network access via multiple protocols.
Mitigation and Prevention
Protect your systems from CVE-2020-14568 with these steps:
Immediate Steps to Take
- Apply security patches provided by Oracle.
- Monitor network traffic for any suspicious activity.
- Restrict network access to the MySQL Server.
Long-Term Security Practices
- Regularly update and patch MySQL Server.
- Implement network segmentation to limit the impact of potential attacks.
Patching and Updates
- Stay informed about security updates from Oracle for MySQL Server.