CVE-2019-14286 Explained : Impact and Mitigation

A stored XSS vulnerability exists in the event-graph view of MISP 2.4.111, allowing malicious exploitation when toggling the event graph view.

Understanding CVE-2019-14286

What is CVE-2019-14286?

This CVE identifies a stored XSS vulnerability in MISP 2.4.111, specifically in the event-graph view, triggered by manipulating the event graph display.

The Impact of CVE-2019-14286

The vulnerability enables attackers to execute malicious scripts within the context of the user's session, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2019-14286

Vulnerability Description

The flaw resides in the event-graph view of MISP 2.4.111, where improper input validation allows the insertion of malicious scripts.

Affected Systems and Versions

Affected Version: MISP 2.4.111
Systems running this specific version are vulnerable to exploitation.

Exploitation Mechanism

Attackers craft a malicious MISP event to trigger the vulnerability by toggling the event graph view.

Mitigation and Prevention

Immediate Steps to Take

Upgrade MISP to a patched version that addresses the XSS vulnerability.
Implement input validation mechanisms to sanitize user-generated content.

Long-Term Security Practices

Regularly update MISP and all its components to the latest secure versions.
Conduct security audits to identify and remediate potential vulnerabilities.

Patching and Updates

Apply security patches promptly to mitigate the risk of exploitation.