# Exploit Title: Handy Address Book Server 3.4 URI redirection vulnerability # Date: 2017/04/15 # Exploit Author: malwrforensics # Vendor Homepage: https://www.handyaddressbook.com/ # Software Link: https://www.handyaddressbook.com/downloads/AHABS34.exe # Version: 3.4.0 # Tested on: Windows 7 x86 The Handy Address Book Server v3.4.0 is vulnerable to a URI redirection vulnerability because the CALLURL parameter isn't properly sanitized. Example: http://server/?CMD=EDITOR&BOOK=testbook&NID=1&INPOPUP=0&CALLURL=http://new-site/alert.html Once the users clicks save/cancel they will be redirected to the "new-site".