CVE-2020-14804 : Exploit Details and Defense Strategies
Learn about CVE-2020-14804, a vulnerability in MySQL Server by Oracle Corporation allowing high privileged attackers to compromise the server. Find out the impacted versions and mitigation steps.
A vulnerability in the MySQL Server product of Oracle MySQL has been identified, allowing a high privileged attacker to compromise the server. This CVE affects versions 8.0.21 and prior.
Understanding CVE-2020-14804
This CVE pertains to a vulnerability in the MySQL Server product of Oracle MySQL, impacting versions 8.0.21 and earlier.
What is CVE-2020-14804?
The vulnerability in the MySQL Server product of Oracle MySQL allows a high privileged attacker with network access to compromise the server. Successful exploitation can lead to a complete denial of service (DOS) by causing the server to hang or crash.
The Impact of CVE-2020-14804
The vulnerability poses a medium severity risk with a CVSS 3.1 Base Score of 4.9, primarily affecting the availability of the MySQL Server.
Technical Details of CVE-2020-14804
This section provides technical details about the CVE.
Vulnerability Description
The vulnerability allows a high privileged attacker with network access to compromise the MySQL Server, potentially leading to a DOS situation by causing the server to hang or crash.
Affected Systems and Versions
- Product: MySQL Server
- Vendor: Oracle Corporation
- Versions Affected: 8.0.21 and prior
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: High
- User Interaction: None
- Scope: Unchanged
- Confidentiality Impact: None
- Integrity Impact: None
- Availability Impact: High
Mitigation and Prevention
Protect your systems from CVE-2020-14804 with the following steps:
Immediate Steps to Take
- Apply vendor patches promptly
- Monitor network traffic for any suspicious activity
- Restrict network access to the MySQL Server
Long-Term Security Practices
- Regularly update and patch all software and systems
- Conduct security audits and vulnerability assessments periodically
- Implement network segmentation to limit the impact of potential attacks
Patching and Updates
Ensure you stay up to date with security advisories and patches released by Oracle Corporation for MySQL Server.