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Category:   Application (Web Server/CGI)  >   IBM WebSphere Vendors:   IBM
IBM WebSphere Lets Remote Users Deny Service By Sending Large HTTP Header Values
SecurityTracker Alert ID:  1015857
SecurityTracker URL:  http://securitytracker.com/id/1015857
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Apr 3 2006
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 4.0.1 - 4.0.3
Description:   A vulnerability was reported in IBM WebSphere. A remote user can cause denial of service conditions.

A remote user can send an HTTP request with specially crafted, large headers to cause the target web server to crash.

Impact:   A remote user can cause the target web service to crash.
Solution:   The vendor has issued an APAR (PQ62144) and also a fixed version (Fix Pack 4, known also as 4.0.4).

The vendor's advisory is available at:

http://www-1.ibm.com/support/docview.wss?uid=swg21053738

Vendor URL:  www.ibm.com/support/docview.wss?uid=swg21053738 (Links to External Site)
Cause:   Exception handling error
Underlying OS:  Linux (Any), UNIX (AIX), UNIX (HP/UX), UNIX (Solaris - SunOS), Windows (NT), Windows (2000)

Message History:   None.


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