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Category:   Application (Generic)  >   Apache Traffic Server Vendors:   Apache Software Foundation
Apache Traffic Server Insufficient Randomization Lets Remote Users Poison the DNS Cache
SecurityTracker Alert ID:  1024417
SecurityTracker URL:  http://securitytracker.com/id/1024417
CVE Reference:   CVE-2010-2952   (Links to External Site)
Date:  Sep 10 2010
Impact:   Modification of system information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2.0, 2.1 prior to 2.1.2
Description:   A vulnerability was reported in Apache Traffic Server. A remote user can poison the DNS cache.

The system uses predictable query ids and DNS source port numbers. A remote user can send forged response packets to poison the DNS cache.

Tim Brown reported this vulnerability.

Impact:   A remote user can poison the DNS cache.
Solution:   The vendor has issued a fix (2.0.1, 2.1.2).

The vendor's advisory is available at:

https://issues.apache.org/jira/browse/TS-425

Vendor URL:  trafficserver.apache.org (Links to External Site)
Cause:   Randomization error, State error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   None.


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