CVE-2017-12460 : What You Need to Know

A vulnerability has been found in the firmware of Barco ClickShare CSM-1 prior to v1.7.0.3 and CSC-1 prior to v1.10.0.10 that allows an authorized user to control the wallpaper collection in the webUI, leading to HTML injection.

Understanding CVE-2017-12460

This CVE relates to a security issue in Barco ClickShare devices that could be exploited by uploading a specially crafted wallpaper.

What is CVE-2017-12460?

The vulnerability in the Barco ClickShare firmware allows an authenticated user to manipulate the wallpaper collection in the webUI, potentially triggering HTML injection due to inadequate sanitization of special characters.

The Impact of CVE-2017-12460

The vulnerability could be exploited by an authorized user to inject malicious HTML code, potentially leading to unauthorized access or other security breaches.

Technical Details of CVE-2017-12460

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The issue allows an authenticated user to manage the wallpaper collection in the webUI, enabling the injection of HTML code by uploading a specially named wallpaper.

Affected Systems and Versions

Barco ClickShare CSM-1 firmware before v1.7.0.3
Barco ClickShare CSC-1 firmware before v1.10.0.10

Exploitation Mechanism

An authorized user uploads a wallpaper with a crafted name
Special characters in the wallpaper name are not properly sanitized
HTML injection can be triggered through the wallpaper upload

Mitigation and Prevention

Protect your systems from CVE-2017-12460 with the following steps:

Immediate Steps to Take

Update Barco ClickShare CSM-1 to v1.7.0.3 or later
Update Barco ClickShare CSC-1 to v1.10.0.10 or later
Avoid uploading wallpapers with suspicious names

Long-Term Security Practices

Regularly monitor for firmware updates and security advisories
Educate users on safe practices for uploading content

Patching and Updates

Apply patches and updates provided by Barco to fix the vulnerability