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SilverStripe CMS 2.4.7 <= Arbitrary URL Redirection
Oct 14 2012 04:38PM
YGN Ethical Hacker Group (lists yehg net)
SilverStripe 2.4.7 and lower versions are vulnerable to Open URL Redirection.
SilverStripe CMS is easy for both developers and content authors to
work with. The SilverStripe Framework keeps the code tucked away
neatly so that it can be accessed easily by programmers but does not
get in the way of content authors.
3. VULNERABILITY DESCRIPTION
SilverStripe CMS contains a flaw that allows a remote cross site
redirection attack. This flaw exists because the application does not
validate the "BackURL" parameter upon submission to the
"/index.php/Security/login" script. This could allow a user to create
a specially crafted URL, that if clicked, would redirect a victim from
the intended legitimate web site to an arbitrary web site of the
4. VERSIONS AFFECTED
Tested on 2.4.7
Upgrade to the latest 3.x version.
SilverStripe Development Team
This vulnerability was discovered by Aung Khant, http://yehg.net, YGN
Ethical Hacker Group, Myanmar.
9. DISCLOSURE TIME-LINE
2012-02-06: notified vendor
2012-10-15: vulnerability disclosed
Original Advisory URL:
YGN Ethical Hacker Group
Our Lab | http://yehg.net/lab
Our Directory | http://yehg.net/hwd
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