From: Secunia Security Advisories (sec-advsecunia.com)
Date: Wed Aug 24 2005 - 04:51:57 CDT

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TITLE:
WebCalendar "includedir" Arbitrary File Inclusion Vulnerability

SECUNIA ADVISORY ID:
SA16528

VERIFY ADVISORY:
http://secunia.com/advisories/16528/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
From remote

SOFTWARE:
WebCalendar 0.9.x
http://secunia.com/product/1901/
WebCalendar 1.x
http://secunia.com/product/5606/

DESCRIPTION:
A vulnerability has been reported in WebCalendar, which can be
exploited by malicious people to compromise a vulnerable system.

Input passed to the "includedir" parameter in send_reminders.php is
not properly verified before being used to include files. This can be
exploited to include arbitrary files from local and remote resources.

NOTE: The vulnerability is reportedly already being actively
exploited.

SOLUTION:
Update to version 1.0.1.

PROVIDED AND/OR DISCOVERED BY:
Reported by vendor.

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About:
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everybody keeping their systems up to date against the latest
vulnerabilities.

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