CVE-2017-10283 : Security Advisory and Response

A vulnerability in Oracle MySQL Server's Performance Schema component affects versions 5.6.37 and earlier, as well as 5.7.19 and earlier, allowing attackers to compromise the server's availability.

Understanding CVE-2017-10283

This CVE involves a vulnerability in the MySQL Server component of Oracle MySQL, impacting the server's Performance Schema.

What is CVE-2017-10283?

The vulnerability in Oracle MySQL Server's Performance Schema component allows low privileged attackers with network access to compromise the server. Successful exploitation can lead to a denial of service (DOS) by causing the server to hang or crash.

The Impact of CVE-2017-10283

The vulnerability has a CVSS 3.0 Base Score of 5.3, specifically affecting the availability of the system.
Attackers can exploit this vulnerability across various protocols to compromise the MySQL Server.

Technical Details of CVE-2017-10283

This section provides detailed technical information about the CVE.

Vulnerability Description

The vulnerability allows attackers with network access to compromise the MySQL Server, potentially causing a denial of service by crashing the server.

Affected Systems and Versions

Affected Versions: 5.6.37 and earlier, 5.7.19 and earlier
Product: MySQL Server
Vendor: Oracle Corporation

Exploitation Mechanism

Attackers with network access can exploit the vulnerability to compromise the MySQL Server.
Successful attacks can lead to a complete denial of service by causing the server to hang or crash.

Mitigation and Prevention

Protecting systems from CVE-2017-10283 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by Oracle Corporation promptly.
Monitor network traffic for any suspicious activities.
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.
Conduct security audits and penetration testing to identify and mitigate potential weaknesses.
Educate staff on best practices for network security and access control.
Implement network segmentation to limit the impact of potential attacks.

Patching and Updates

Stay informed about security advisories and updates from Oracle Corporation.
Implement a robust patch management process to ensure timely application of security fixes.