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xss in blackboard 8
From: dave b <db.pub.mail () gmail com>
Date: Sun, 17 Oct 2010 15:14:35 +1100
I don't have access to many blackboard systems but I can confirm that
in Blackboard Learning System version 8 (8.0.375.0) and Blackboard
Learning System - CE Enterprise License (Release CE 8.0.4) that
CVE-2006-4308 was not actually fixed.
Any user with access to forums, assignment submission(comments /
submission) which allows for html input is open to xss and open
Blackboard does filter the <script> tag (and use of other tags) but
you can use <meta>(refresh) and the following xss example *should*
<input type="text" AUTOFOCUS onfocus=alert(1)>
I do not have access to a blackboard 9 system, but I suspect this will
not work as the interface has been redone from the screen-shots I have
He draweth out the thread of his verbosity finer than the staple of
hisargument. -- William Shakespeare, "Love's Labour's Lost"
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- xss in blackboard 8 dave b (Oct 17)