# Exploit Title: Dragon - Log Poisoning # 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 ID: CVE-2019-11642 1. Description A log poisoning vulnerability has been discovered oin the OneShield Policy (Dragon) framework. Authenticated remote advesaries can poison log files by entering malicious payloads in either headers or form elements. These payloads are then executed via a client side debugging console. This is predicated on the debugging console and Java Bean being made available to the deployed application. 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