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Category:   OS (Other)  >   TCP/IP Services for OpenVMS Vendors:   HPE
(HP Issues Fix for TCP/IP Services for OpenVMS) BIND Generates Predictable Query IDs That May Facilitate Cache Poisoning Attacks
SecurityTracker Alert ID:  1031389
SecurityTracker URL:  http://securitytracker.com/id/1031389
CVE Reference:   CVE-2007-2926   (Links to External Site)
Date:  Dec 17 2014
Impact:   Modification of system information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 5.7 ECO5
Description:   A vulnerability was reported in BIND. A remote user can conduct cache poisoning attacks. HP TCP/IP Services for OpenVMS is affected.

The system generates query IDs that have a 1 out of 8 chance of being guessed for half of the query IDs. A remote user may be able to exploit this to conduct cache poisoning attacks.

Only outgoing queries are affected.

Amit Klein from Trusteer (www.trusteer.com) discovered this vulnerability.

Impact:   A remote user can conduct cache poisoning attacks.
Solution:   HP has issued a fix for TCP/IP Services for OpenVMS (5.7 ECO5).

The HP advisory is available at:

http://h20564.www2.hp.com/hpsc/doc/public/display?docId=emr_na-c04530690

Vendor URL:  www.isc.org/ (Links to External Site)
Cause:   Randomization error

Message History:   This archive entry is a follow-up to the message listed below.
Jul 24 2007 BIND Generates Predictable Query IDs That May Facilitate Cache Poisoning Attacks



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