CVE-2018-3820 : What You Need to Know

Kibana versions after 6.1.0 and before 6.1.3 had a vulnerability related to cross-site scripting (XSS) in the labs visualizations, potentially enabling attackers to access sensitive information or perform destructive actions.

Understanding CVE-2018-3820

Versions of Kibana after 6.1.0 and before 6.1.3 were susceptible to a cross-site scripting vulnerability.

What is CVE-2018-3820?

CVE-2018-3820 is a vulnerability in Kibana versions that allowed attackers to exploit cross-site scripting in labs visualizations.

The Impact of CVE-2018-3820

The vulnerability could lead to unauthorized access to sensitive data or malicious activities on behalf of other Kibana users.

Technical Details of CVE-2018-3820

Kibana's vulnerability to cross-site scripting in labs visualizations had the following technical implications:

Vulnerability Description

Cross-site scripting (XSS) flaw in Kibana labs visualizations

Affected Systems and Versions

Product: Kibana
Vendor: Elastic
Versions Affected: after 6.1.0 and before 6.1.3

Exploitation Mechanism

Attackers could exploit the XSS vulnerability to gain unauthorized access or perform destructive actions.

Mitigation and Prevention

Taking immediate steps and implementing long-term security practices are crucial to mitigating the risks associated with CVE-2018-3820.

Immediate Steps to Take

Update Kibana to version 6.1.3 or newer to patch the vulnerability
Monitor for any unauthorized access or suspicious activities

Long-Term Security Practices

Regularly update software and apply security patches
Conduct security audits and penetration testing to identify vulnerabilities

Patching and Updates

Stay informed about security updates from Elastic and apply them promptly to ensure system security