CVE-2019-15043 : Security Advisory and Response
Learn about CVE-2019-15043 affecting Grafana versions 2.x to 6.x before 6.3.4, allowing unauthorized access via the HTTP API, potentially leading to denial of service attacks. Find mitigation steps and preventive measures here.
Grafana versions from 2.x to 6.x before 6.3.4 are vulnerable to unauthorized access through certain sections of the HTTP API, potentially leading to a denial of service attack.
Understanding CVE-2019-15043
This CVE involves a vulnerability in Grafana versions that could allow unauthenticated users to exploit the HTTP API, posing a risk of server disruption.
What is CVE-2019-15043?
Grafana versions 2.x through 6.x before 6.3.4 contain a security flaw in specific parts of the HTTP API, enabling unauthorized usage that can be leveraged for launching denial of service attacks.
The Impact of CVE-2019-15043
Exploiting this vulnerability could result in a denial of service attack on the Grafana server, potentially disrupting its services and availability.
Technical Details of CVE-2019-15043
This section provides detailed technical insights into the CVE.
Vulnerability Description
The vulnerability in Grafana versions 2.x through 6.x before 6.3.4 allows unauthenticated use of certain sections of the HTTP API, creating a potential avenue for denial of service attacks.
Affected Systems and Versions
- Product: Grafana
- Vendor: N/A
- Versions: 2.x to 6.x before 6.3.4
Exploitation Mechanism
Unauthorized users can exploit vulnerable sections of the HTTP API in affected Grafana versions to launch denial of service attacks against the server.
Mitigation and Prevention
Protecting systems from CVE-2019-15043 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Upgrade Grafana to version 6.3.4 or newer to mitigate the vulnerability.
- Implement network security measures to restrict unauthorized access to Grafana servers.
Long-Term Security Practices
- Regularly monitor and update Grafana installations to address security vulnerabilities promptly.
- Conduct security assessments and audits to identify and remediate potential weaknesses.
Patching and Updates
- Apply security patches and updates provided by Grafana to ensure the latest security fixes are in place.