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CVE-2020-14838 : Security Advisory and Response

Learn about CVE-2020-14838, a vulnerability in Oracle MySQL Server allowing unauthorized data access. Find out the impacted versions and mitigation steps.

A vulnerability in Oracle MySQL Server (component: Server: Security: Privileges) allows unauthorized access to data, impacting versions 8.0.21 and prior.

Understanding CVE-2020-14838

This CVE involves a security vulnerability in MySQL Server that can be exploited by attackers with network access.

What is CVE-2020-14838?

The vulnerability in Oracle MySQL Server allows a low-privileged attacker to compromise the server, potentially leading to unauthorized data access.

The Impact of CVE-2020-14838

Successful exploitation of this vulnerability can result in unauthorized read access to specific data within the MySQL Server.

Technical Details of CVE-2020-14838

This section provides technical details of the CVE.

Vulnerability Description

The vulnerability in MySQL Server allows attackers with network access to compromise the server, potentially leading to unauthorized data access.

Affected Systems and Versions

        Product: MySQL Server
        Vendor: Oracle Corporation
        Versions Affected: 8.0.21 and prior

Exploitation Mechanism

        Attack Complexity: Low
        Attack Vector: Network
        Privileges Required: Low
        Confidentiality Impact: Low
        Availability Impact: None
        Integrity Impact: None
        User Interaction: None
        Scope: Unchanged
        CVSS 3.1 Base Score: 4.3 (Medium Severity)
        CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Mitigation and Prevention

Protect your systems from CVE-2020-14838 with the following steps:

Immediate Steps to Take

        Apply security patches provided by Oracle promptly.
        Monitor for any unauthorized access to MySQL Server.

Long-Term Security Practices

        Regularly update and patch MySQL Server to address security vulnerabilities.
        Implement network security measures to restrict unauthorized access.

Patching and Updates

Ensure that you regularly update MySQL Server to the latest version to mitigate known vulnerabilities.

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