Cross site scripting (XSS) in Moodle 1.8.3
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Source URL of this announcement:
http://int21.de/cve/CVE-2008-0123-moodle.html
References
http://cve.mitre.org/cgi-bin/cvename.cgi?name=3DCVE-2008-0123
Description
Moodle is a course management system for educators.
The installer code is vulnerable to Cross Site Scripting, letting you inje=
ct=20
JavaScript and steal cookies. The XSS can only be triggered if there's a no=
t=20
installed moodle, so this can be considered low impact. Still it's possible=
=20
to attack if an attacker knows from another person installing moodle.=20
Sample code
Sample XSS code:
<form method=3D"post" action=3D"" rel="nofollow">http://localhost/moodle/install.php">
<input type=3D"hidden" name=3D"stage" value=3D"3">
<input type=3D"text" name=3D"dbname" value=3D'"><script>alert(1)</script>'>
<input type=3Dsubmit>
</form>
Workaround/Fix
Update to 1.8.4.
Disclosure Timeline
2007-01-08 Vendor contacted
2007-01-08 Vendor fixed cvs
2007-01-11 Vendor released 1.8.4
CVE Information
The Common Vulnerabilities and Exposures (CVE) project has assigned the nam=
e=20
CVE-2008-0123 to this issue. This is a candidate for inclusion in the CVE=20
list (http://cve.mitre.org/), which standardizes names for security problem=
s.
Credits and copyright
This vulnerability was discovered by Hanno Boeck of schokokeks.org webhosti=
ng.=20
It's licensed under the creative commons attribution license.
Hanno Boeck, 2008-01-12, http://www.hboeck.de
=2D-=20
Hanno B=C3=B6ck Blog: http://www.hboeck.de/
GPG: 3DBD3B20 Jabber/Mail: hanno@hboeck.de
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