CVE-2021-20717-EC-CUBE-XSS

NVD Description

Cross-site scripting vulnerability in EC-CUBE 4.0.0 to 4.0.5 allows a remote attacker to inject a specially crafted script in the specific input field of the EC web site which is created using EC-CUBE. As a result, it may lead to an arbitrary script execution on the administrator's web browser.

Set Up

1. Clone EC Cube

git clone https://github.com/EC-CUBE/ec-cube.git -b 4.0.5

2. Docker Build

docker build -t eccube4-php-apache .

3. Docker Run

docker run --name ec-cube -p "8080:80" -p "4430:443" eccube4-php-apache

Reproduce

User

http://localhost:8080

1. Add to Cart & Proceed to Checkout

2. Inject Script to Inquiry Form

3. Complete Purchase

Admin

http://localhost:8080/admin/login

1. Login admin:password

2. Open Order List Page

3. Click (Malicious) Order

4. Click Create Mail Button

5. Select Template

6. Click Confirm Mail Button

Fixed Commit

https://github.com/EC-CUBE/ec-cube/commit/9bae20f070acfe0b84451bc1e082c699ac197faf