CVE-2018-3078 : Security Advisory and Response
Learn about CVE-2018-3078, a vulnerability in Oracle MySQL Server versions 8.0.11 and prior. Discover the impact, affected systems, exploitation mechanism, and mitigation steps.
A vulnerability in the Oracle MySQL Server component (specifically, the Server: DDL) has been identified, affecting versions 8.0.11 and earlier. This vulnerability can be exploited by a highly privileged attacker with network access, potentially leading to a complete denial of service.
Understanding CVE-2018-3078
This CVE involves a vulnerability in the Oracle MySQL Server component, impacting versions 8.0.11 and prior.
What is CVE-2018-3078?
The vulnerability in the Oracle MySQL Server component allows a highly privileged attacker with network access to compromise the server, potentially causing a denial of service.
The Impact of CVE-2018-3078
The vulnerability can result in unauthorized actions that may cause the server to hang or crash frequently, leading to a complete denial of service. It has been assigned a CVSS 3.0 Base Score of 4.9, with a vector indicating its impact on availability.
Technical Details of CVE-2018-3078
This section provides technical details about the CVE.
Vulnerability Description
The vulnerability allows a highly privileged attacker with network access to compromise the MySQL Server, potentially leading to a denial of service.
Affected Systems and Versions
- Product: MySQL Server
- Vendor: Oracle Corporation
- Versions affected: 8.0.11 and prior
Exploitation Mechanism
The vulnerability can be exploited by a highly privileged attacker with network access through various protocols, leading to compromise of the MySQL Server.
Mitigation and Prevention
Protecting systems from CVE-2018-3078 is crucial to maintaining security.
Immediate Steps to Take
- Apply security patches provided by Oracle promptly.
- Monitor network traffic for any suspicious activity.
- Restrict network access to the MySQL Server to authorized personnel only.
Long-Term Security Practices
- Regularly update and patch the MySQL Server to address known vulnerabilities.
- Implement network segmentation to limit the exposure of critical servers.
Patching and Updates
Ensure that the MySQL Server is regularly updated with the latest security patches to mitigate the risk of exploitation.