Cross site scripting in mephisto 0.7.3 Apr 11 2007 11:44PM
Hanno Böck (mail hboeck de)
Cross site scripting in mephisto 0.7.3

security advisory

References:
http://www.mephistoblog.com
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-1873

Description:
Cross site scripting describes attacks that allow to insert malicious
html or javascript code via get or post forms. This can be used to steal
session cookies.
mephisto is a rails-based blog application. The search function can be
used to inject javascript code.

Workaround/Fix:
There's no vendor fix.
Vendor has been contacted 2007-03-10 and replied that they were working on
the issue.

Sample injection URL:
http://demo.mephistoblog.com/search?q=%3Cscript%3Ealert%281%29%3C%2Fscri
pt%3E

CVE Information:
The Common Vulnerabilities and Exposures (CVE) project has assigned the
name CVE-2007-1873 to this issue. This is a candidate for inclusion in
the CVE list (http://cve.mitre.org/), which standardizes names for
security problems.

Credits and copyright:
This vulnerability was discovered by Hanno Boeck of schokokeks.org
webhosting.
It's licensed creative commons attribution:
http://creativecommons.org/licenses/by/3.0/

Hanno Boeck, 2007-04-12, http://www.hboeck.de
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