CVE-2018-3195 : What You Need to Know

Oracle MySQL Server prior to version 8.0.12 is vulnerable to an exploit that can be triggered by a high privileged attacker with network access. This vulnerability could lead to unauthorized activities and compromise the integrity and availability of the MySQL Server.

Understanding CVE-2018-3195

This CVE involves a vulnerability in Oracle MySQL Server's MySQL Server component, affecting versions 8.0.12 and earlier.

What is CVE-2018-3195?

The vulnerability in MySQL Server allows a high privileged attacker with network access to compromise the server, potentially causing a denial of service (DoS) or unauthorized data access.

The Impact of CVE-2018-3195

Unauthorized activities like causing a hang or repeatable crash of the MySQL Server (DoS)
Unauthorized access to update, insert, or delete certain data accessible by the MySQL Server
CVSS 3.0 Base Score: 5.5 with impacts on integrity and availability

Technical Details of CVE-2018-3195

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability in MySQL Server allows attackers to compromise the server through various protocols, potentially leading to a DoS or unauthorized data manipulation.

Affected Systems and Versions

Product: MySQL Server
Vendor: Oracle Corporation
Affected Versions: 8.0.12 and prior

Exploitation Mechanism

Easily exploitable by a high privileged attacker with network access
Successful attacks can lead to a hang or repeatable crash of the MySQL Server
Unauthorized update, insert, or delete access to MySQL Server data

Mitigation and Prevention

Protecting systems from CVE-2018-3195 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by Oracle
Restrict network access to the MySQL Server
Monitor for any unauthorized activities

Long-Term Security Practices

Regularly update MySQL Server to the latest version
Implement network segmentation to limit access to critical systems
Conduct regular security audits and penetration testing

Patching and Updates

Stay informed about security advisories from Oracle
Apply patches promptly to address known vulnerabilities