PHP-Calendar Multiple Remote And Local File Inclusion Vulnerabilities

Summary
This host is running PHP Calendar and is prone to Remote And Local File Inclusion vulnerability.
Impact
Successful exploitation will allow attacker to include and execute arbitrary files from local and external resources, and can gain sensitive information about remote system directories when register_globals is enabled. Impact level: Application
Solution
Upgrade to PHP-Calendar version 1.4 or later, For updates refer to http://www.cascade.org.uk/software/php/calendar/
Insight
The flaw is due to error in 'configfile' parameter in 'update08.php' and 'update10.php' which is not properly verified before being used to include files.
Affected
PHP-Calendar version 1.1 and prior on all platforms.
References