CVE-2017-3647 : Vulnerability Insights and Analysis
Discover the impact of CVE-2017-3647, a vulnerability in MySQL Server that allows a highly privileged attacker to compromise the server, potentially leading to a denial of service situation. Learn about affected versions and mitigation steps.
A vulnerability has been found in the MySQL Server component of Oracle MySQL, affecting versions 5.6.36 and earlier, as well as 5.7.18 and earlier. The vulnerability, with a CVSS 3.0 Base Score of 4.4, allows a highly privileged attacker to compromise the MySQL Server, potentially leading to a denial of service situation.
Understanding CVE-2017-3647
This CVE pertains to a vulnerability in the MySQL Server component of Oracle MySQL, specifically in the Server: Replication subcomponent.
What is CVE-2017-3647?
The vulnerability in MySQL Server allows a highly privileged attacker with network access via multiple protocols to compromise the server. Although considered difficult to exploit, successful exploitation could result in unauthorized actions causing the server to hang or crash frequently, leading to a denial of service situation.
The Impact of CVE-2017-3647
The primary impact of this vulnerability is on availability, with the potential for a complete denial of service (DOS) situation if exploited successfully.
Technical Details of CVE-2017-3647
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability in MySQL Server allows a highly privileged attacker to compromise the server, potentially leading to a denial of service situation.
Affected Systems and Versions
- Product: MySQL Server
- Vendor: Oracle Corporation
- Versions affected: 5.6.36 and earlier, 5.7.18 and earlier
Exploitation Mechanism
Successful exploitation of this vulnerability can allow unauthorized actions causing the server to hang or crash frequently, resulting in a denial of service situation.
Mitigation and Prevention
To address CVE-2017-3647, consider the following mitigation strategies:
Immediate Steps to Take
- Apply vendor patches promptly
- Monitor network traffic for signs of exploitation
- Restrict network access to the MySQL Server
Long-Term Security Practices
- Regularly update and patch MySQL Server
- Implement network segmentation to limit access
- Conduct regular security assessments and audits
Patching and Updates
Ensure timely application of security patches provided by Oracle Corporation for MySQL Server.