CVE-2019-2795 : What You Need to Know

A vulnerability in the Oracle MySQL Server component (specifically, the Charsets subcomponent) can be exploited by a low privileged attacker, potentially leading to a denial of service.

Understanding CVE-2019-2795

This CVE affects MySQL Server versions 8.0.16 and earlier.

What is CVE-2019-2795?

The vulnerability in the Charsets subcomponent of Oracle MySQL Server allows unauthorized users to compromise the server, potentially causing it to hang or crash, resulting in a denial of service.

The Impact of CVE-2019-2795

The vulnerability has a CVSS 3.0 Base Score of 6.5, primarily affecting the availability of the server. It can be exploited by a low privileged attacker with network access through multiple protocols.

Technical Details of CVE-2019-2795

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability in the Charsets subcomponent of Oracle MySQL Server allows attackers to compromise the server, leading to a denial of service.

Affected Systems and Versions

Product: MySQL Server
Vendor: Oracle Corporation
Versions affected: 8.0.16 and prior

Exploitation Mechanism

Low privileged attacker with network access can exploit the vulnerability
Multiple protocols can be used for exploitation

Mitigation and Prevention

Protect your systems from CVE-2019-2795 with the following steps:

Immediate Steps to Take

Apply 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 MySQL Server
Implement network segmentation to limit access to critical servers
Conduct regular security audits and assessments

Patching and Updates

Stay informed about security updates from Oracle Corporation
Apply patches promptly to secure your MySQL Server