SugarCRM Enterprise 9.0.0 – Cross-Site Scripting
# Exploit Title: 0Day UnauthenticatedXSS SugarCRM Enterprise # Google Dork: N/A # Date: 11.08.2019 # Exploit Author: Ilca Lucian Florin # Vendor Homepage: https://www.sugarcrm.com # Version: 9.0.0 # Tested on: Windows 7 / Internet Explorer 11 / Google Chrome 76 # CVE : 2019-14974 The application fails to sanitize user input on https://sugarcrm-qms.XXX.com/mobile/error-not-supported-platform.html and reflect the input directly in the HTTP response, allowing the hacker to exploit the vulnerable parameter and have malicious content executed in the victim's browser. Steps to reproduce: 1.Attacker will craft a malicious payload and create a legitimate link with the payload included; 2. Attacker will send the link to the victim; 3. Upon clicking on the link, the malicious payload will be reflected in the response and executed in the victim’s browser. The behavior can be observed by visiting the following URL: https://server/mobile/error-not-supported-platform.html?desktop_url=javascript:alert(document.cookie);//itms:// Clicking on FULL VERSION OF WEBSITE will trigger the XSS. Impact statement: Although requiring user interaction, reflected XSS impact might range from web defacement to stealing user info and full account takeover, depending on the circumstances. Recommendation: Always ensure to validate parameters input and encode the output. |