CVE-2019-2798 : Security Advisory and Response

A vulnerability in the Oracle MySQL Server component (specifically, InnoDB) affects versions 8.0.15 and earlier, potentially leading to a denial of service situation.

Understanding CVE-2019-2798

This CVE involves a vulnerability in the MySQL Server component of Oracle MySQL, impacting versions 8.0.15 and prior.

What is CVE-2019-2798?

The vulnerability allows a highly privileged attacker with network access through multiple protocols to compromise the MySQL Server.
Successful exploitation could result in unauthorized actions causing the server to hang or crash repeatedly, leading to a denial of service situation.
The CVSS 3.0 Base Score for this vulnerability is 4.9, with an associated CVSS Vector of (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

The Impact of CVE-2019-2798

Successful exploitation could compromise the MySQL Server, potentially leading to a complete denial of service situation.

Technical Details of CVE-2019-2798

This section provides technical details of the vulnerability.

Vulnerability Description

The vulnerability in the MySQL Server component of Oracle MySQL (InnoDB) affects versions 8.0.15 and earlier.

Affected Systems and Versions

Product: MySQL Server
Vendor: Oracle Corporation
Versions Affected: 8.0.15 and prior

Exploitation Mechanism

Highly privileged attacker with network access through multiple protocols can exploit the vulnerability to compromise the MySQL Server.

Mitigation and Prevention

Steps to address and prevent the CVE-2019-2798 vulnerability.

Immediate Steps to Take

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

Long-Term Security Practices

Regularly update and patch the MySQL Server to address known vulnerabilities.
Implement strong access controls and authentication mechanisms.

Patching and Updates

Stay informed about security advisories and updates from Oracle Corporation.