bugtraq - [eVuln] ACal Authentication Bypass & PHP Code Insertion

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Message-ID: <20060112215616.7042.qmail@securityfocus.com>
Date: 12 Jan 2006 21:56:16 -0000
From: alex@...ln.com
To: bugtraq@...urityfocus.com
Subject: [eVuln] ACal Authentication Bypass & PHP Code Insertion


New eVuln Advisory:
ACal Authentication Bypass & PHP Code Insertion

--------------------Summary----------------

Software: ACal
Sowtware's Web Site: http://acalproj.sourceforge.net/
Versions: 2.2.5
Critical Level: Dangerous
Type: PHP Code Execution
Class: Remote
Status: Unpatched
Exploit: Available
Solution: Not Available
Discovered by: Aliaksandr Hartsuyeu (eVuln.com)
eVuln ID: EV0025

-----------------Description---------------
Vulnerabe script: login.php

To authorize any user forum scripts checks only one cookie variable: ACalAuthenticate
Forum dont make password comparison.

Registered users can modify header.php and footer.php files. System access is possible.



--------------Exploit----------------------
Cookie: ACalAuthenticate=inside

--------------Solution---------------------
No Patch available.

--------------Credit-----------------------
Original Advisory:
http://evuln.com/vulns/25/summary.html

Discovered by: Aliaksandr Hartsuyeu (eVuln.com)