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Unreal Engine Class Name Format String Vulnerability Advisory Available in Danish 

Secunia Advisory: SA11108  
Release Date: 2004-03-11

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

Software:Unreal Engine

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


Description:
Luigi Auriemma has reported a vulnerability in the Unreal engine, which can be exploited by malicious people to cause a DoS (Denial of Service) and potentially compromise a vulnerable server.

The vulnerability is caused due to a format string error within the Classes management. This can be exploited by sending a specially crafted request containing a class name including format specifiers.

The following games use the Unreal engine with multiplayer support and may be affected:

* America's Army
* DeusEx
* Devastation
* Magic Battlegrounds
* Mobile Forces
* Nerf Arena Blast
* Postal 2
* Rainbow Six: Raven Shield
* Rune
* Sephiroth: 3rd episode the Crusade
* Star Trek: Klingon Honor Guard
* Tactical Ops
* TNN Pro Hunter
* Unreal 1
* Unreal II XMP
* Unreal Tournament
* Unreal Tournament 2003
* Wheel of Time
* X-com Enforcer
* XIII

Solution:
Only play multiplayer games on a network with trusted clients.

Provided and/or discovered by:
Luigi Auriemma

Original Advisory:
http://aluigi.altervista.org/adv/unrfs-adv.txt



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.

3 Related Secunia Security Advisories

1. Unreal Engine Web Server Logging Denial of Service
2. Unreal Engine "secure" Query Buffer Overflow Vulnerability
3. Unreal Engine Multiple Vulnerabilities


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.








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