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SUPPORT COMMUNICATION - SECURITY BULLETIN

Document ID: c01123426

Version: 3

HPSBUX02251 SSRT071449 rev.3 - HP-UX Running BIND, Remote DNS Cache Poisoning
NOTICE: The information in this Security Bulletin should be acted upon as soon as possible.

Release Date: 2007-08-01

Last Updated: 2007-11-26


Potential Security Impact: Remote DNS cache poisoning

Source: Hewlett-Packard Company, HP Software Security Response Team

VULNERABILITY SUMMARY

A potential vulnerability has been identified with HP-UX running BIND. The vulnerability could be exploited remotely to cause DNS cache poisoning.

References: CVE-2007-2926

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.

HP-UX B.11.11, B.11.23, B.11.31 running BIND v9.2.0 or BIND v9.3.2

BACKGROUND

For a PGP signed version of this security bulletin please write to: security-alert@hp.com

To determine if a system has an affected version, search the output of "swlist -a revision -l fileset" for an affected fileset. Then determine if the recommended action has been taken.

AFFECTED VERSIONS

For BIND v9.2.0

HP-UX B.11.11
=============
BINDv920.INETSVCS-BIND
action: install BIND920_v10.depot

HP-UX B.11.23
=============
InternetSrvcs.INETSVCS2-RUN
action: install PHNE_36973 or subsequent

For BIND v9.3.2

HP-UX B.11.11
=============
BindUpgrade.BIND-UPGRADE
action: install revision C.9.3.2.2.0 or subsequent
URL: http://h20293.www2.hp.com/portal/swdepot/displayProductInfo.do?productNumber=BIND

HP-UX B.11.23
=============
BindUpgrade.BIND2-UPGRADE
action: install revision C.9.3.2.2.0 or subsequent
URL: http://h20293.www2.hp.com/portal/swdepot/displayProductInfo.do?productNumber=BIND

HP-UX B.11.31
=============
NameService.BIND-RUN
->action: install revision C.9.3.2.1.0 or subsequent
URL: http://h20293.www2.hp.com/portal/swdepot/displayProductInfo.do?productNumber=BIND

END AFFECTED VERSIONS

RESOLUTION

HP has provided the following software updates and patches to resolve the vulnerability.

The patch is available from http://itrc.hp.com

The updates are available from http://h20293.www2.hp.com/portal/swdepot/displayProductInfo.do?productNumber=BIND

BIND v9.2.0
HP-UX B.11.11
contact HP Support to receive BIND920_v10.depot or upgrade to BIND v9.3.2 revision C.9.3.2.2.0 or subsequent
BIND v9.2.0
HP-UX B.11.23
install PHNE_36973 or subsequent
BIND v9.3.2
HP-UX B.11.11
install revision C.9.3.2.2.0 or subsequent
BIND v9.3.2
HP-UX B.11.23
install revision C.9.3.2.2.0 or subsequent
->BIND v9.3.2
HP-UX B.11.31
install revision C.9.3.2.1.0 or subsequent

MANUAL ACTIONS: Yes - NonUpdate
BIND v9.2.0 HP-UX B.11.11 - contact HP Support or upgrade to BIND v9.3.2

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 HP-issued Security Bulletins 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

HISTORY
Version: 1 (rev.1) - 1 August 2007 Initial release
Version: 2 (rev.2) - 10 September 2007 patch and updates available
Version: 3 (rev.3) - 26 November 2007 B.11.31 update available

Third Party Security Patches: Third party security patches which are to be installed on systems running HP software products should be applied in accordance with the customer's patch management policy.

Support: For further information, contact normal HP Services support channel.

Report: To report a potential security vulnerability with any HP supported product, send Email to: security-alert@hp.com
It is strongly recommended that security related information being communicated to HP be encrypted using PGP, especially exploit information.
To get the security-alert PGP key, please send an e-mail message as follows:
  To: security-alert@hp.com
  Subject: get key
©Copyright 2007 Hewlett-Packard Development Company, L.P.
Hewlett-Packard Company 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 Company and the names of Hewlett-Packard products referenced herein are trademarks of Hewlett-Packard Company 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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