Secunia - Stay Secure
Home Corporate Website Jobs Updated Mailing Lists RSS Blog  Online Shop Advertise
Software Inspectors
  Scan Online
  Personal (PSI)
  Network (NSI 2.0)

Solutions For
  Security Professionals
  Security Vendors

Free Solutions For
  Open Communities
  Journalists & Media

Secunia Advisories
  Search
  Historic Advisories
  Listed By Product
  Listed By Vendor
  Statistics / Graphs
  Secunia Research
  Report Vulnerability
  About Advisories

Virus Information
  Chronological List
  Last 10 Virus Alerts
  About Virus Information

Secunia Customers
  Customer Area


Discuz! Multiple File Extensions Script Upload Vulnerability Advisory Available in Danish 

Secunia Advisory: SA16433  
Release Date: 2005-08-16
Last Update: 2005-08-18

Critical:
Highly critical
Impact: System access
Where: From remote
Solution Status: Unpatched

Software:Crossday Discuz! Board 2.x
Crossday Discuz! Board 3.x
Crossday Discuz! Board 4.x

CVE reference:CVE-2005-2614 (Secunia mirror)

This advisory is currently marked as unpatched!
- Companies can be alerted when a patch is released!


Description:
Jeremy Bae has reported a vulnerability in Discuz!, which potentially can be exploited by malicious people to compromise a vulnerable system.

The vulnerability is caused due to an error in the handling of file uploads where a filename has multiple file extensions. This can be exploited to upload malicious script files inside the web root.

Successful exploitation may allow execution of script code, but requires permissions to upload file attachments and knowledge of the filename used to save the uploaded attachment.

The vulnerability has been reported in versions 4.0.0 rc4 and prior.

Solution:
Allow only trusted users to upload file attachments.

Provided and/or discovered by:
Jeremy Bae, STG Security.

Changelog:
2005-08-18: Added CVE reference.



Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.

Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.

2 Related Secunia Security Advisories

1. Discuz! "cdb_auth" SQL Injection Vulnerability
2. Crossday Discuz! Board Cross Site Scripting Vulnerability


Send Feedback to Secunia

If you have new information regarding this Secunia advisory or a product in our database, please send it to us using either our web form or email us at vuln@secunia.com.

Ideas, suggestions, and other feedback are most welcome.








Secunia PSI
Scan | Patch | Track
Free Download

Secunia Poll

Do you think it's important to read Setup/User Guides for applications for use within your network?


See Results   


Most Popular Advisories

1.
Novell eDirectory Multiple Vulnerabilities
2.
dotProject SQL Injection and Cross-Site Scripting
3.
HP TCP/IP Services for OpenVMS Finger Format String Vulnerability
4.
Ultra Office ActiveX Control Multiple Vulnerabilities
5.
Red Hat update for libtiff
6.
Sun Solaris Kernel Covert Channel Security Bypass
7.
Adium MSN SLP Message Integer Overflow Vulnerabilities
8.
Caudium "configvar" Insecure Temporary Files
9.
Blogn Cross-Site Scripting and Cross-Site Request Forgery
10.
Red Hat update for libtiff





Vulnerability Management - Terms & Conditions - Copyright 2002-2008 Secunia - Compliance - Contact Secunia