CVE-2018-3075 : What You Need to Know

Oracle MySQL Server component, specifically the Server: Security: Privileges subcomponent, has a vulnerability affecting versions 8.0.11 and earlier. An attacker with high privileges and network access can exploit this vulnerability, potentially leading to a denial of service situation.

Understanding CVE-2018-3075

This CVE involves a vulnerability in the Oracle MySQL Server component, impacting versions 8.0.11 and prior.

What is CVE-2018-3075?

The vulnerability allows a high privileged attacker with network access to compromise MySQL Server.
Successful exploitation can lead to unauthorized actions causing the server to hang or crash, resulting in a denial of service.

The Impact of CVE-2018-3075

The CVSS 3.0 Base Score for this vulnerability is 4.9, with specific impacts on availability.
An attacker with high privileges and network access through multiple protocols can exploit this vulnerability.

Technical Details of CVE-2018-3075

This section provides technical details about the vulnerability.

Vulnerability Description

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Security: Privileges).
Easily exploitable by a high privileged attacker with network access.

Affected Systems and Versions

Product: MySQL Server
Vendor: Oracle Corporation
Versions affected: 8.0.11 and prior

Exploitation Mechanism

Attacker with high privileges and network access through multiple protocols can compromise MySQL Server.
Successful attacks can lead to a denial of service situation.

Mitigation and Prevention

Learn how to mitigate and prevent the CVE-2018-3075 vulnerability.

Immediate Steps to Take

Apply security patches provided by Oracle promptly.
Restrict network access to the MySQL Server to authorized users only.
Monitor server logs for any suspicious activities.

Long-Term Security Practices

Regularly update MySQL Server to the latest version.
Implement strong access control measures to limit privileges.
Conduct regular security audits and penetration testing.

Patching and Updates

Stay informed about security updates from Oracle for MySQL Server.
Apply patches as soon as they are released to address known vulnerabilities.