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Category:   Application (Calendar)  >   WebCalendar Vendors:   Knudsen, Craig
WebCalendar Access Control and File Inclusion Bugs Let Remote Users Potentially Execute Arbitrary Code
SecurityTracker Alert ID:  1026966
SecurityTracker URL:  http://securitytracker.com/id/1026966
CVE Reference:   CVE-2012-1495, CVE-2012-1496   (Links to External Site)
Date:  Apr 24 2012
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 1.2.4 and prior versions
Description:   Two vulnerabilities were reported in WebCalendar. A remote user may be able to execute arbitrary PHP code on the target system.

A remote user can access '/install/index.php' to potentially modify '/includes/settings/' with arbitrary values or PHP code [CVE-2012-1495].

A remote authenticated user can send a specially crafted request to '/pref.php' to include an arbitrary local file [CVE-2012-1496]. magic_quotes_gpc must be disabled to exploit this flaw.

The vendor was notified on October 4, 2011.

Egidio Romano aka EgiX reported this vulnerability.

Impact:   A remote user may be able to execute arbitrary PHP code on the target system.
Solution:   The vendor has issued a fix (1.2.5).
Vendor URL:  www.k5n.us/webcalendar.php (Links to External Site)
Cause:   Access control error, Input validation error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   None.


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