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CVE-2018-2805 : What You Need to Know

Learn about CVE-2018-2805 affecting Oracle MySQL Server versions 5.6.39 and earlier. Discover the impact, technical details, and mitigation steps for this vulnerability.

Oracle MySQL Server, particularly its GIS Extension component, is vulnerable, exposing versions 5.6.39 and earlier to potential threats. This vulnerability can be exploited by attackers with low privileges and network access, leading to MySQL Server compromise and denial of service (DOS) situations.

Understanding CVE-2018-2805

This CVE involves a vulnerability in Oracle MySQL Server, affecting versions 5.6.39 and prior.

What is CVE-2018-2805?

The vulnerability in the Oracle MySQL Server, specifically the GIS Extension component, allows attackers with low privileges and network access to compromise the server, potentially causing a denial of service.

The Impact of CVE-2018-2805

        Successful exploitation can lead to unauthorized control over the MySQL Server, causing hang or frequent crashes, resulting in a complete denial of service (DOS) situation.
        The CVSS 3.0 Base Score for this vulnerability is 6.5, with availability impacts being the main concern.

Technical Details of CVE-2018-2805

This section provides technical details about the vulnerability.

Vulnerability Description

The vulnerability allows low-privileged attackers with network access to compromise the MySQL Server, potentially leading to a complete denial of service.

Affected Systems and Versions

        Product: MySQL Server
        Vendor: Oracle Corporation
        Versions Affected: 5.6.39 and prior

Exploitation Mechanism

        Attackers with low privileges and network access can exploit the vulnerability through various protocols, compromising the MySQL Server.

Mitigation and Prevention

Protect your systems from CVE-2018-2805 with the following steps:

Immediate Steps to Take

        Apply security patches provided by Oracle Corporation.
        Monitor network traffic for any suspicious activity targeting MySQL Server.
        Restrict network access to the MySQL Server to trusted entities only.

Long-Term Security Practices

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

Patching and Updates

        Stay informed about security advisories from Oracle Corporation and apply patches promptly to secure your MySQL Server.

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