CVE-2018-3145 : What You Need to Know

Oracle MySQL Server component vulnerability affecting versions 8.0.12 and earlier, allowing unauthorized access and potential denial of service.

Understanding CVE-2018-3145

A vulnerability in the Oracle MySQL Server component, specifically the Parser subcomponent, has been identified, impacting versions 8.0.12 and prior.

What is CVE-2018-3145?

The vulnerability in the MySQL Server component of Oracle MySQL allows a low privileged attacker with network access to compromise the server, potentially leading to a denial of service (DOS) situation.

The Impact of CVE-2018-3145

Successful exploitation can result in unauthorized access to cause the MySQL Server to hang or crash, affecting availability.

Technical Details of CVE-2018-3145

The technical aspects of the vulnerability in Oracle MySQL Server.

Vulnerability Description

The vulnerability allows attackers to exploit the Parser subcomponent, potentially causing the MySQL Server to hang or crash, leading to a denial of service.

Affected Systems and Versions

Oracle MySQL Server versions 8.0.12 and earlier are affected.

Exploitation Mechanism

Low privileged attackers with network access through multiple protocols can exploit the vulnerability, impacting the availability of the MySQL Server.

Mitigation and Prevention

Steps to mitigate and prevent the CVE-2018-3145 vulnerability.

Immediate Steps to Take

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

Long-Term Security Practices

Regularly update and patch the MySQL Server to address known vulnerabilities.
Implement network segmentation to limit access to critical servers.

Patching and Updates

Stay informed about security advisories from Oracle and apply patches as soon as they are released.