CVE-2019-2780 : What You Need to Know
Learn about CVE-2019-2780, a vulnerability in MySQL Server component of Oracle MySQL. Attackers with high privileges and network access can exploit this flaw, potentially causing a denial-of-service situation. Find out how to mitigate and prevent this vulnerability.
A vulnerability has been identified in the MySQL Server component of Oracle MySQL, affecting versions 8.0.16 and earlier. This vulnerability can be exploited by an attacker with high privileges and network access, potentially leading to a denial-of-service situation.
Understanding CVE-2019-2780
This CVE pertains to a vulnerability in the MySQL Server component of Oracle MySQL, specifically in the Server: Components / Services subcomponent.
What is CVE-2019-2780?
The vulnerability in MySQL Server allows a high-privileged attacker with network access to compromise the server. Successful exploitation can lead to a denial-of-service situation by causing the server to hang or crash repeatedly.
The Impact of CVE-2019-2780
The CVSS 3.0 Base Score for this vulnerability is 4.9, with the main impact being on the availability of the system. The vulnerability can result in unauthorized actions that affect the availability of the MySQL Server.
Technical Details of CVE-2019-2780
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability in MySQL Server allows attackers with high privileges and network access to compromise the server, potentially causing a denial-of-service situation.
Affected Systems and Versions
- Product: MySQL Server
- Vendor: Oracle Corporation
- Affected Versions: 8.0.16 and prior
Exploitation Mechanism
The vulnerability can be exploited by attackers with high privileges and network access through various protocols, leading to compromise of the MySQL Server.
Mitigation and Prevention
To address CVE-2019-2780, follow these mitigation strategies:
Immediate Steps to Take
- Apply security patches provided by Oracle Corporation.
- Restrict network access to the MySQL Server.
- Monitor server logs for any suspicious activities.
Long-Term Security Practices
- Regularly update and patch MySQL Server to the latest version.
- Implement strong access controls and authentication mechanisms.
- Conduct regular security audits and assessments.
Patching and Updates
Ensure timely installation of security patches and updates for MySQL Server to mitigate the vulnerability.