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Category:   Application (Generic)  >   BIND Vendors:   ISC (Internet Software Consortium)
(HP Issues Fix) BIND Class Attribute Parsing Error Lets Remote Users Cause the Target named Service to Crash
SecurityTracker Alert ID:  1035128
SecurityTracker URL:  http://securitytracker.com/id/1035128
CVE Reference:   CVE-2015-8000   (Links to External Site)
Date:  Mar 1 2016
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 9.0.x - 9.9.8, 9.10.0 - 9.10.3
Description:   A vulnerability was reported in BIND. A remote user can cause the target service to crash.

A remote user that can cause the target server to request a record with a specially crafted class attribute can trigger a parsing error in 'db.c' and cause the target named service to crash.

Servers that perform recursive queries are affected.

Impact:   A remote user can cause the target named service to crash.
Solution:   HP has issued a fix.

The HP advisory is available at:

https://h20564.www2.hpe.com/hpsc/doc/public/display?docId=emr_na-c05019901

Vendor URL:  h20564.www2.hpe.com/hpsc/doc/public/display?docId=emr_na-c05019901 (Links to External Site)
Cause:   Input validation error
Underlying OS:  UNIX (HP/UX)
Underlying OS Comments:  11.31

Message History:   This archive entry is a follow-up to the message listed below.
Dec 15 2015 BIND Class Attribute Parsing Error Lets Remote Users Cause the Target named Service to Crash



 Source Message Contents

Subject:  [security bulletin] HPSBUX03552 SSRT102983 rev.1 - HP-UX BIND running Named, Remote Denial of Service (DoS)

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Note: the current version of the following document is available here:
https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_n
a-c05019901

SUPPORT COMMUNICATION - SECURITY BULLETIN

Document ID: c05019901
Version: 1

HPSBUX03552 SSRT102983 rev.1 - HP-UX BIND running Named, Remote Denial of
Service (DoS)

NOTICE: The information in this Security Bulletin should be acted upon as
soon as possible.

Release Date: 2016-02-29
Last Updated: 2016-02-29

Potential Security Impact: Remote Denial of Service (DoS)

Source: Hewlett Packard Enterprise, Product Security Response Team

VULNERABILITY SUMMARY
A potential security vulnerability has been identified in the HP-UX BIND
service running named. This vulnerability could be exploited remotely to
create a Denial of Service (DoS)

References:

  - CVE-2015-8000
  - CVE-2015-8704
  - PSRT102983

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
HP-UX BIND release B.11.31 prior to C.9.9.4.6.0 BIND 9.9.4

BACKGROUND

CVSS 2.0 Base Metrics
===========================================================
  Reference              Base Vector             Base Score
CVE-2015-8000    (AV:N/AC:M/Au:N/C:N/I:N/A:C)       7.1
CVE-2015-8704    (AV:N/AC:L/Au:S/C:N/I:N/A:C)       6.8
===========================================================
             Information on CVSS is documented
            in HP Customer Notice: HPSN-2008-002

RESOLUTION

HPE has provided the following software updates to resolve the vulnerability
in the HP-UX BIND service running named.

  - BIND 9.9.4 for HP-UX Release B.11.31 (PA and IA)

    Depot: HP_UX_11.31_HPUX-NameServer_C.9.9.4.6.0_HP-UX_B.11.31_IA_PA.depot

**Note:** The depot files are available for download from the following
location:

  <https://h20392.www2.hpe.com/portal/swdepot/displayProductInfo.do?productNu
mber=BIND>

MANUAL ACTIONS: Yes - Update
Download and install the software update

PRODUCT SPECIFIC INFORMATION
HP-UX Software Assistant: HP-UX Software Assistant is an enhanced application
that replaces HP-UX Security Patch Check. It analyzes all Security Bulletins
issued by HP and lists recommended actions that may apply to a specific HP-UX
system. It can also download patches and create a depot automatically. For
more information see: https://www.hp.com/go/swa

The following text is for use by the HP-UX Software Assistant.

AFFECTED VERSIONS

HP-UX B.11.31 IA/PA
===================
NameService.BIND-AUX
NameService.BIND-RUN
action: install revision C.9.9.4.6.0 or subsequent

END AFFECTED VERSIONS

HISTORY
Version:1 (rev.1) - 29 February 2016 I Initial release

Third Party Security Patches: Third party security patches that are to be
installed on systems running Hewlett Packard Enterprise (HPE) software
products should be applied in accordance with the customer's patch management
policy.

Support: For issues about implementing the recommendations of this Security
Bulletin, contact normal HPE Services support channel. For other issues about
the content of this Security Bulletin, send e-mail to security-alert@hpe.com.

Report: To report a potential security vulnerability with any HPE supported
product, send Email to: security-alert@hpe.com

Subscribe: To initiate a subscription to receive future HPE Security Bulletin
alerts via Email: http://www.hpe.com/support/Subscriber_Choice

Security Bulletin Archive: A list of recently released Security Bulletins is
available here: http://www.hpe.com/support/Security_Bulletin_Archive

Software Product Category: The Software Product Category is represented in
the title by the two characters following HPSB.

3C = 3COM
3P = 3rd Party Software
GN = HPE General Software
HF = HPE Hardware and Firmware
MU = Multi-Platform Software
NS = NonStop Servers
OV = OpenVMS
PV = ProCurve
ST = Storage Software
UX = HP-UX

Copyright 2016 Hewlett Packard Enterprise

Hewlett Packard Enterprise shall not be liable for technical or editorial
errors or omissions contained herein. The information provided is provided
"as is" without warranty of any kind. To the extent permitted by law, neither
HP or its affiliates, subcontractors or suppliers will be liable for
incidental,special or consequential damages including downtime cost; lost
profits; damages relating to the procurement of substitute products or
services; or damages for loss of data, or software restoration. The
information in this document is subject to change without notice. Hewlett
Packard Enterprise and the names of Hewlett Packard Enterprise products
referenced herein are trademarks of Hewlett Packard Enterprise in the United
States and other countries. Other product and company names mentioned herein
may be trademarks of their respective owners.

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