CVE-2020-13430 : What You Need to Know

Grafana before 7.0.0 allows tag value XSS via the OpenTSDB datasource.

Understanding CVE-2020-13430

Grafana before version 7.0.0 is vulnerable to XSS attacks through the OpenTSDB datasource.

What is CVE-2020-13430?

This CVE refers to a vulnerability in Grafana that enables cross-site scripting (XSS) attacks via the OpenTSDB datasource.

The Impact of CVE-2020-13430

The vulnerability allows malicious actors to execute arbitrary scripts in the context of the user's browser, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2020-13430

Grafana before version 7.0.0 is susceptible to XSS attacks through the OpenTSDB datasource.

Vulnerability Description

The issue arises from improper validation of tag values, allowing attackers to inject malicious scripts.

Affected Systems and Versions

Product: Grafana
Vendor: N/A
Versions affected: All versions before 7.0.0

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious tag values in the OpenTSDB datasource, leading to XSS attacks.

Mitigation and Prevention

Immediate action is necessary to mitigate the risks posed by CVE-2020-13430.

Immediate Steps to Take

Upgrade Grafana to version 7.0.0 or later to eliminate the vulnerability.
Monitor for any unusual activities that might indicate exploitation of the XSS issue.

Long-Term Security Practices

Regularly update software and apply security patches promptly.
Educate users on safe browsing practices and the risks of XSS attacks.

Patching and Updates

Ensure that all software components, including Grafana, are regularly updated to the latest secure versions.