CVE-2020-14641 Explained : Impact and Mitigation
Learn about CVE-2020-14641, a vulnerability in Oracle MySQL Server that allows attackers to compromise the server, potentially leading to unauthorized access to critical data. Find out the impacted systems and versions, exploitation mechanism, and mitigation steps.
A vulnerability in Oracle MySQL Server (component: Server: Security: Roles) allows a high privileged attacker to compromise the server, potentially leading to unauthorized access to critical data.
Understanding CVE-2020-14641
This CVE involves a security vulnerability in MySQL Server that could be exploited by an attacker with network access to compromise the server.
What is CVE-2020-14641?
The vulnerability in Oracle MySQL Server allows a high privileged attacker with network access to compromise the server, potentially resulting in unauthorized access to critical data or complete access to all accessible data.
The Impact of CVE-2020-14641
Successful exploitation of this vulnerability can lead to unauthorized access to critical data or complete access to all MySQL Server accessible data. The CVSS 3.1 Base Score is 4.9, indicating medium severity with high confidentiality impacts.
Technical Details of CVE-2020-14641
This section provides technical details about the vulnerability.
Vulnerability Description
The vulnerability in MySQL Server allows a high privileged attacker with network access to compromise the server, potentially leading to unauthorized access to critical data.
Affected Systems and Versions
- Product: MySQL Server
- Vendor: Oracle Corporation
- Versions affected: 8.0.20 and prior
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: High
- Confidentiality Impact: High
- Integrity Impact: None
- User Interaction: None
- Scope: Unchanged
- Vector String: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Mitigation and Prevention
Protect your systems from this vulnerability by following these steps:
Immediate Steps to Take
- Apply security patches provided by Oracle promptly.
- Monitor Oracle's security alerts for updates and advisories.
Long-Term Security Practices
- Regularly update and patch MySQL Server to mitigate known vulnerabilities.
- Implement network security measures to restrict access to critical systems.
Patching and Updates
- Stay informed about security updates and patches released by Oracle for MySQL Server.