CVE-2019-25011 Explained : Impact and Mitigation

NetBox through version 2.6.2 allows an Authenticated User to conduct an XSS attack against an admin via a GFM-rendered field. This vulnerability is exemplified by the /dcim/sites/add/ comments feature.

Understanding CVE-2019-25011

An overview of the impact, technical details, and mitigation strategies related to CVE-2019-25011.

What is CVE-2019-25011?

CVE-2019-25011 is a security vulnerability in NetBox up to version 2.6.2 that enables an Authenticated User to execute an XSS attack targeting an admin through a GFM-rendered field.

The Impact of CVE-2019-25011

The vulnerability allows malicious users to inject and execute arbitrary scripts in the context of an admin user, potentially leading to unauthorized actions and data theft.

Technical Details of CVE-2019-25011

Insights into the vulnerability's description, affected systems, versions, and exploitation mechanism.

Vulnerability Description

The vulnerability in NetBox allows an Authenticated User to perform an XSS attack against an admin by exploiting a GFM-rendered field, specifically demonstrated in the /dcim/sites/add/ comments feature.

Affected Systems and Versions

Product: NetBox
Vendor: N/A
Versions affected: Up to 2.6.2

Exploitation Mechanism

The vulnerability is exploited by an Authenticated User injecting malicious scripts into the GFM-rendered field, which are then executed in the context of an admin user.

Mitigation and Prevention

Recommendations for addressing and preventing the CVE-2019-25011 vulnerability.

Immediate Steps to Take

Upgrade NetBox to a version beyond 2.6.2 to mitigate the vulnerability.
Implement input validation and output encoding to prevent XSS attacks.

Long-Term Security Practices

Regularly update and patch NetBox to address security vulnerabilities.
Educate users on safe coding practices and the risks of XSS attacks.

Patching and Updates

Stay informed about security updates and patches released by NetBox to address known vulnerabilities.