full-disclosure - w-agora version 4.2.1 Information Disclosure Vulnerability

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Date: Mon, 19 Mar 2007 10:49:16 -0800
From: "Jesper Jurcenoks" <jesper.jurcenoks@...vigilance.com>
To: <full-disclosure@...ts.grok.org.uk>
Subject: w-agora version 4.2.1 Information Disclosure
	Vulnerability

netVigilance Security Advisory #15

w-agora version 4.2.1 Information Disclosure Vulnerability 

Description:
w-agora is a set of scripts written in PHP. This package is intended to
allow users to share, exchange and publish information, files and
discussions over the web.

It is possible to disclose the contents of the globals.inc file and see
the true server paths to the main scripts.

Advisory URL: 
http://www.netvigilance.com/advisory0015 

External References: 
Mitre CVE: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-0607
<http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-0607> 
NVD NIST: http://nvd.nist.gov/nvd.cfm?cvename=CVE-2007-0607
OSVDB: 31670 <http://www.osvdb.com/displayvuln.php?osvdb_id=31670>
http://www.osvdb.com/displayvuln.php?osvdb_id=31670 

Summary: 
w-agora is a set of scripts written in PHP intended to allow users to
share, exchange and publish information, files and discussions over the
web. 

A security issue in the product allows attackers to disclose the
contents of the globals.inc file and see the true server paths to the
main scripts.  

This vulnerabilities can be exploited only when PHP register_globals is
On.

Release Date: March 19    , 2007

Severity:
Risk: Low

CVSS Metrics
Access Vector: Remote
Access Complexity: Low
Authentication: not-required
Confidentiality Impact: Partial
Integrity Impact: None
Availability Impact: None
Impact Bias: Normal
CVSS Base Score: 2.3

Target Distribution on Internet: Low

Exploitability: Functional Exploit
Remediation Level: Workaround
Report Confidence: Uncorroborated

Vulnerability Impact: Attack
Host Impact: Information disclosure.

SecureScout Testcase ID:
TC 17942

Vulnerable Systems:
w-agora version 4.2.1

Vulnerability Type:
Secury settings problem, read access to file globals.inc

Vendor:
Author Marc Druilhe. 

Vendor Status: 
The Vendor has been notified on January 30th 2007, and has not
responded.

Workaround:
Set PHP register_globals to Off.

Or modify .htaccess file (this will work only for the apache servers).

Example: 

globals.inc File Content Disclosure Vulnerability:

REQUEST:

http://[TARGET]/[w-agora-directory]/globals.inc

REPLY:

Content of the file globals.inc

Credits: 
Jesper Jurcenoks
Co-founder netVigilance, Inc
www.netvigilance.com <http://www.netvigilance.com> 

Content of type "text/html" skipped

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