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[oCERT-2010-003] Free Simple CMS path sanitization errors
Sep 17 2010 09:21AM
Andrea Barisani (lcars ocert org)
#2010-003 Free Simple CMS path sanitization errors
Free Simple CMS, an open source content management system, suffers from
remote file inclusion vulnerabilities.
Insufficient path sanitization on several query string parameters leads to
inclusion of arbitrary files from remote sources, this could be exploited to
execute arbitrary command or code.
The vulnerable URLs are similar to the one referenced in a previously
disclosed file inclusion vulnerability affecting the same version of the
software (see References). It has been discovered that 'body', 'footer',
'header', 'menu_left', 'menu_right' are also vulnerable to remote file
Free Simple CMS <= 1.0
Free Simple CMS, N/A
Credit: vulnerability report received from Evan Pitstick, SecureWorks.
2010-08-20: vulnerability report received
2010-08-22: contacted freesimplecms maintainer
2010-08-24: maintainer replies, vulnerability report is provided
2010-09-13: due to lack of feedback oCERT asks reporter to disclose the
2010-09-14: reporter agrees to disclosure
2010-09-17: oCERT advisory published
Andrea Barisani | Founder & Project Coordinator
oCERT | Open Source Computer Emergency Response Team
<lcars (at) ocert (dot) org [email concealed]> http://www.ocert.org
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