CVE-2018-17246 Explained : Impact and Mitigation

Kibana versions before 6.4.3 and 5.6.13 have a vulnerability in the Console plugin that allows attackers to include arbitrary files, potentially leading to unauthorized command execution.

Understanding CVE-2018-17246

Versions of Kibana prior to 6.4.3 and 5.6.13 are susceptible to a security flaw that enables attackers to exploit the Console plugin.

What is CVE-2018-17246?

This CVE identifies a vulnerability in Kibana versions before 6.4.3 and 5.6.13, allowing attackers to include arbitrary files through the Console plugin.

The Impact of CVE-2018-17246

Exploiting this vulnerability could enable attackers to execute unauthorized commands using the permissions of the Kibana process on the host system.

Technical Details of CVE-2018-17246

Kibana's vulnerability in the Console plugin exposes systems to potential security risks.

Vulnerability Description

The flaw in Kibana versions before 6.4.3 and 5.6.13 allows attackers to include arbitrary files, posing a risk of unauthorized command execution.

Affected Systems and Versions

Product: Kibana
Vendor: Elastic
Vulnerable Versions: Before 6.4.3 and 5.6.13

Exploitation Mechanism

Attackers with access to the Kibana Console API can send requests to execute JavaScript code, potentially leading to unauthorized command execution.

Mitigation and Prevention

Taking immediate steps and implementing long-term security practices are crucial to mitigating the risks associated with CVE-2018-17246.

Immediate Steps to Take

Upgrade Kibana to version 6.4.3 or 5.6.13 or later to address the vulnerability.
Restrict access to the Kibana Console API to authorized personnel only.

Long-Term Security Practices

Regularly monitor and audit Kibana logs for any suspicious activities.
Stay informed about security updates and patches released by Elastic to address vulnerabilities.

Patching and Updates

Apply security updates and patches provided by Elastic promptly to ensure the protection of your systems.