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Category:   Application (Generic)  >   BIND Vendors:   ISC (Internet Software Consortium)
(Ubuntu Issues Fix) BIND Null Command String Processing Lets Remote Users on Authorized Hosts Cause the Target Service to Crash
SecurityTracker Alert ID:  1038345
SecurityTracker URL:  http://securitytracker.com/id/1038345
CVE Reference:   CVE-2017-3138   (Links to External Site)
Date:  Apr 21 2017
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 9.9.9 - 9.9.9-P7, 9.9.10b1 - 9.9.10rc2, 9.10.4 - 9.10.4-P7, 9.10.5b1 - 9.10.5rc2, 9.11.0 - 9.11.0-P4, 9.11.1b1 - 9.11.1rc2, 9.9.9-S1 - 9.9.9-S9
Description:   A vulnerability was reported in BIND. A remote user can cause the target service to crash.

A remote user that is permitted via the access control list (ACL) to access the control channel can send a specially crafted null command string to cause the target 'named' service to crash.

Systems configured to allow "read only" control channel commands are also affected.

Mike Lalumiere of Dyn, Inc. reported this vulnerability.

Impact:   A remote user on a host authorized by ACL can cause the target service to crash.
Solution:   Ubuntu has issued a fix.

The Ubuntu advisory is available at:

http://www.ubuntu.com/usn/usn-3259-1

Vendor URL:  www.ubuntu.com/usn/usn-3259-1 (Links to External Site)
Cause:   State error
Underlying OS:  Linux (Ubuntu)
Underlying OS Comments:  12.04 LTS, 14.04 LTS, 16.04 LTS, 16.10, 17.04

Message History:   This archive entry is a follow-up to the message listed below.
Apr 13 2017 BIND Null Command String Processing Lets Remote Users on Authorized Hosts Cause the Target Service to Crash



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