CVE-2024-22411 Explained : Impact and Mitigation

This CVE-2024-22411 involves a cross-site scripting vulnerability in Avo, a framework used to create admin panels for Ruby on Rails apps. This vulnerability could allow a malicious user to trigger a cross-site scripting attack on unsuspecting users.

Understanding CVE-2024-22411

In Avo version 3 pre12, any HTML content within text passed to

error

or

succeed

in an

Avo::BaseAction

subclass will be rendered without proper sanitization in the toast or notification that appears in the user interface upon Action completion.

What is CVE-2024-22411?

CVE-2024-22411 refers to a vulnerability in Avo that can be exploited by attackers to execute cross-site scripting attacks by injecting malicious HTML content into error or succeed messages on Avo admin panels.

The Impact of CVE-2024-22411

The impact of this vulnerability is categorized as medium severity with a base score of 6.5 according to CVSS v3.1 metrics. The attack complexity is considered low, and user interaction is required to exploit the vulnerability. The confidentiality, integrity, and availability impacts are all rated as low.

Technical Details of CVE-2024-22411

This section provides more in-depth technical details about the vulnerability in Avo.

Vulnerability Description

The vulnerability arises from the lack of input sanitization in the

error

or

succeed

messages within an

Avo::BaseAction

subclass, allowing malicious HTML content to be executed in the UI.

Affected Systems and Versions

The affected systems include Avo versions greater than or equal to 3.0.0.beta1 and less than 3.3.0, as well as versions prior to 2.47.0.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting specially designed error or succeed messages containing malicious HTML code, which upon execution can lead to a cross-site scripting attack.

Mitigation and Prevention

To address this vulnerability and prevent potential exploitation, users and administrators are advised to take the following steps.

Immediate Steps to Take

Upgrade to the latest versions of Avo, specifically version 3.3.0 or version 2.47.0, where the vulnerability has been patched.
Avoid using unsanitized HTML content within

error

or

succeed

messages in Avo admin panels.

Long-Term Security Practices

Regularly update software and dependencies to mitigate security risks.
Implement input validation and output encoding practices to prevent cross-site scripting vulnerabilities.

Patching and Updates

Ensure that you stay informed about security advisories and updates released by Avo. Regularly monitor the GitHub repository for any new releases or patches addressing security vulnerabilities.