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Category:   Application (Web Server/CGI)  >   Jetty Vendors:   Mort Bay Consulting et al
Jetty Hash Table Collision Bug Lets Remote Users Deny Service
SecurityTracker Alert ID:  1026475
SecurityTracker URL:
CVE Reference:   CVE-2011-4461   (Links to External Site)
Date:  Dec 29 2011
Impact:   Denial of service via network
Exploit Included:  Yes  

Description:   A vulnerability was reported in Jetty. A remote user can cause denial of service conditions.

A remote user can send specially crafted POST request values to trigger hash collisions and cause significant performance degradation on the target server.

The original advisory is available at:

Alexander Klink of n.runs AG and Julian Walde of Technische Universitat Darmstadt reported this vulnerability. Scott A. Crosby and Dan S. Wallach of Rice University reported the theoretical attack.

Impact:   A remote user can cause performance to degrade on the target server.
Solution:   No solution was available at the time of this entry.
Vendor URL: (Links to External Site)
Cause:   Randomization error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Jun 9 2015 (HP Issues Fix for HP P6000 Command View) Jetty Hash Table Collision Bug Lets Remote Users Deny Service
HP has issued a fix for HP P6000 Command View.

 Source Message Contents

[Original Message Not Available for Viewing]

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