# Exploit Title: Dragon - Persistent XSS in Framework Textboxes # Date: 12/28/2018 # Vendor Homepage: https://oneshield.com # Software Link: https://oneshield.com/business-solutions/oneshield-pc-solutions/oneshield-policy/ # Version: 5.0, 5.1 # Tested on: 5.1 # Exploit Author: Josh Sheppard # Exploit Contact: ghost () a t undervurse dot_com # Exploit Technique: Remote # CVE: CVE-2019-11643 1. Description A persistent cross site scripting vulnerability has been found in the OneShield Policy (Dragon) framework. Remote adversaries can inject malicious JavaScript into textboxes decorated with type string which is subsequently stored to the applicable data store. This can be exploited remotely by both authenticated and unauthenticated users. The issue affects versions 5.1, 5.0 and it is thought to exist in all previous versions of the framework. 2. Disclosure Timeline 12/28/18 - Discovery and Exploitation 1/15/19 - Vendor Notified 2/13/19 - Patch / Hotfix Created 5/18/19 - Patch Applied (v5.1.10) 3. Mitigation Apply hotfix from vendor by upgrade Dragon Core to version 5.1.10