Document Title: =============== PayPal Inc - Open URL Redirect Web Vulnerability References: =========== http://www.vulnerability-lab.com/get_content.php?id=1611 Video: https://www.youtube.com/watch?v=uI1a7EgHNNU Release Date: ============= 2015-10-01 Vulnerability Laboratory ID (VL-ID): ==================================== 1611 Common Vulnerability Scoring System: ==================================== 2.4 Discovery Status: ================= Published Exploitation Technique: ======================= Remote Severity Level: =============== Low Technical Details & Description: ================================ The vulnerability is located in the redirectUrl value of the main_home module. Remote attackers are able to prepare manipulated client-side application to browser requests. Thus results in a client-side context manipulation after the redirect itself. After some seconds the service refreshs and allows to load the url by a special crafted payload that bypass the validation procedure. Credits & Authors: ================== Rui Silva (http://www.vulnerability-lab.com/show.php?user=Rui%20Silva) Disclaimer & Information: ========================= The information provided in this advisory is provided as it is without any warranty. Vulnerability Lab disclaims all warranties, either expressed or implied, including the warranties of merchantability and capability for a particular purpose. Vulnerability-Lab or its suppliers are not liable in any case of damage, including direct, indirect, incidental, consequential loss of business profits or special damages, even if Vulnerability-Lab or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply. We do not approve or encourage anybody to break any vendor licenses, policies, deface websites, hack into databases or trade with fraud/stolen material. Domains: www.vulnerability-lab.com - www.vuln-lab.com - www.evolution-sec.com Contact: admin@vulnerability-lab.com - research@vulnerability-lab.com - admin@evolution-sec.com Section: magazine.vulnerability-db.com - vulnerability-lab.com/contact.php - evolution-sec.com/contact Social: twitter.com/#!/vuln_lab - facebook.com/VulnerabilityLab - youtube.com/user/vulnerability0lab Feeds: vulnerability-lab.com/rss/rss.php - vulnerability-lab.com/rss/rss_upcoming.php - vulnerability-lab.com/rss/rss_news.php Programs: vulnerability-lab.com/submit.php - vulnerability-lab.com/list-of-bug-bounty-programs.php - vulnerability-lab.com/register/ Any modified copy or reproduction, including partially usages, of this file requires authorization from Vulnerability Laboratory. Permission to electronically redistribute this alert in its unmodified form is granted. All other rights, including the use of other media, are reserved by Vulnerability-Lab Research Team or its suppliers. All pictures, texts, advisories, source code, videos and other information on this website is trademark of vulnerability-lab team & the specific authors or managers. To record, list (feed), modify, use or edit our material contact (admin@vulnerability-lab.com or research@vulnerability-lab.com) to get a permission. Copyright © 2015 | Vulnerability Laboratory - [Evolution Security GmbH]™