Phorum 3.4 Cross Site Scripting

From: Peter (pcsat_private)
Date: Wed Apr 02 2003 - 05:19:44 PST

  • Next message: dong-h0un U: "[INetCop Security Advisory] Remote Multiple Buffer Overflow vulnerability in passlogd sniffer."

    
     ('binary' encoding is not supported, stored as-is)
    Description:
    It is possible to insert javascript code in a message and execute it.
    
    1.) go to a phorum
    2.) click on new topic
    3.) enter any name
    4.) enter any email
    5.) enter a title in the way like this "><script>alert
    ("Vulnerable");</script>
    6.) enter any text
    7.) click the preview button
    8.) click the send button on the top of the page
    
    Solution:
    Edit the source code to strip malicious characters from title or escape 
    malicious characters using addslashes().
    



    This archive was generated by hypermail 2b30 : Wed Apr 02 2003 - 12:47:10 PST