CVE-2018-2645 : What You Need to Know

A vulnerability in the Performance Schema subcomponent of Oracle MySQL Server allows a highly privileged attacker to compromise the security of MySQL Server.

Understanding CVE-2018-2645

This CVE affects MySQL Server versions 5.6.38 and earlier, as well as 5.7.20 and earlier.

What is CVE-2018-2645?

The vulnerability in the Performance Schema subcomponent of Oracle MySQL Server allows a highly privileged attacker with network access to potentially compromise the security of the MySQL Server.

The Impact of CVE-2018-2645

Successful exploitation may lead to unauthorized access to critical data or complete access to all data accessible by the MySQL Server.
The CVSS 3.0 Base Score for this vulnerability is 4.9, specifically impacting the confidentiality of the system.

Technical Details of CVE-2018-2645

This section provides technical details about the CVE.

Vulnerability Description

The vulnerability allows a highly privileged attacker with network access to compromise the security of the MySQL Server.

Affected Systems and Versions

Product: MySQL Server
Vendor: Oracle Corporation
Affected Versions: 5.6.38 and prior, 5.7.20 and prior

Exploitation Mechanism

The vulnerability can be exploited by a highly privileged attacker with network access using multiple protocols.

Mitigation and Prevention

Protect your systems from CVE-2018-2645 with these steps:

Immediate Steps to Take

Apply vendor patches promptly.
Monitor network traffic for signs of exploitation.
Restrict network access to vulnerable systems.

Long-Term Security Practices

Regularly update and patch software to prevent vulnerabilities.
Implement strong network security measures.

Patching and Updates

Oracle and other vendors have released patches to address this vulnerability.