CVE-2023-5950 : What You Need to Know

This CVE, assigned by Rapid7 and published on November 6, 2023, addresses a reflected cross-site scripting vulnerability in Rapid7 Velociraptor versions prior to 0.7.0-4.

Understanding CVE-2023-5950

This section delves into the details of CVE-2023-5950, highlighting the impact, technical aspects, and mitigation strategies associated with this vulnerability.

What is CVE-2023-5950?

CVE-2023-5950 is a reflected cross-site scripting vulnerability found in Rapid7 Velociraptor versions before 0.7.0-4. This security flaw enables attackers to inject malicious JavaScript into the error path, potentially leading to the unauthorized execution of scripts within a user's web browser.

The Impact of CVE-2023-5950

The impact of CVE-2023-5950 is significant, with a base severity rating of "High" and a CVSSv3.1 base score of 8.6. The vulnerability exposes systems to confidentiality risks, allowing attackers to manipulate user interactions and compromise data integrity.

Technical Details of CVE-2023-5950

In this section, we will explore the vulnerability description, affected systems and versions, as well as the exploitation mechanism related to CVE-2023-5950.

Vulnerability Description

The vulnerability in Rapid7 Velociraptor versions pre-0.7.0-4 allows malicious actors to inject JavaScript into the error path, potentially executing unauthorized scripts in a user's web browser. The issue has been fixed in version 0.7.0-4, and patches are available for versions 0.6.9 (0.6.9-1).

Affected Systems and Versions

Rapid7 Velociraptor versions prior to 0.7.0-4 are affected by this reflected cross-site scripting vulnerability, putting systems at risk of exploitation by threat actors.

Exploitation Mechanism

The exploitation of CVE-2023-5950 occurs through the injection of JavaScript into the error path, enabling attackers to execute malicious scripts within a user's web browser, leading to potential security breaches.

Mitigation and Prevention

This section outlines the steps that organizations and users can take to mitigate the risks posed by CVE-2023-5950 and prevent potential security incidents.

Immediate Steps to Take

Organizations should update their Rapid7 Velociraptor installations to version 0.7.0-4 or apply available patches promptly.
Users should refrain from clicking on suspicious links or visiting untrusted websites to minimize the risk of exploitation.

Long-Term Security Practices

Implement web application firewalls (WAFs) to filter and monitor HTTP traffic for malicious activities.
Conduct regular security assessments and penetration testing to identify and remediate vulnerabilities proactively.

Patching and Updates

Rapid7 has released patches for CVE-2023-5950, addressing the reflected cross-site scripting vulnerability. Users are advised to update their Velociraptor installations to the patched versions to secure their systems against potential exploits.