From: Secunia Security Advisories (sec-advsecunia.com)
Date: Thu Jan 05 2006 - 14:17:12 CST

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TITLE:
AppServ "appserv_root" File Inclusion Vulnerability

SECUNIA ADVISORY ID:
SA18163

VERIFY ADVISORY:
http://secunia.com/advisories/18163/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
From remote

SOFTWARE:
AppServ 2.x
http://secunia.com/product/6747/

DESCRIPTION:
Xez has discovered a vulnerability in AppServ, which can be exploited
by malicious people to compromise a vulnerable system.

Input passed to the "appserv_root" parameter in "appserv/main.php"
isn't properly verified, before it is used to include files. This can
be exploited to include arbitrary files from external and local
resources.

The vulnerability has been confirmed in version 2.4.5. Other versions
may also be affected.

SOLUTION:
Edit the source code to ensure that input is properly verified.

PROVIDED AND/OR DISCOVERED BY:
Xez

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