CVE-2020-14725 : What You Need to Know
Learn about CVE-2020-14725, a vulnerability in Oracle MySQL Server allowing high privileged attackers to compromise the server. Find mitigation steps and impact details here.
A vulnerability in Oracle MySQL Server (component: Server: Optimizer) allows a high privileged attacker to compromise the server, affecting versions 8.0.20 and prior.
Understanding CVE-2020-14725
This CVE involves a vulnerability in MySQL Server that can be exploited by an attacker with network access, potentially leading to a denial of service (DOS) attack.
What is CVE-2020-14725?
The vulnerability in Oracle MySQL Server allows a high privileged attacker to compromise the server, potentially causing a DOS attack. The affected versions are 8.0.20 and prior.
The Impact of CVE-2020-14725
Successful exploitation of this vulnerability can result in unauthorized access, leading to a hang or frequently repeatable crash of the MySQL Server. The CVSS 3.1 Base Score is 4.9, indicating medium severity with high availability impact.
Technical Details of CVE-2020-14725
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability in MySQL Server allows a high privileged attacker with network access to compromise the server, potentially causing a DOS attack.
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
- User Interaction: None
- Scope: Unchanged
- CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Mitigation and Prevention
To address CVE-2020-14725, follow these mitigation strategies:
Immediate Steps to Take
- Apply the necessary patches provided by Oracle Corporation.
- Monitor network traffic for any suspicious activities.
- Restrict network access to the MySQL Server.
Long-Term Security Practices
- Regularly update MySQL Server to the latest version.
- Conduct security assessments and penetration testing.
- Implement network segmentation to isolate critical servers.
Patching and Updates
- Stay informed about security alerts and updates from Oracle Corporation.
- Apply patches promptly to secure the MySQL Server.