(HP Issues Fix for HP-UX) BIND 8 Transaction ID Generation Algorithm Lets Remote Users Conduct DNS Cache Poisoning Attacks

VULNERABILITY SUMMARY
A potential vulnerability has been identified with HP-UX running BIND 8. The vulnerability could be exploited remotely to cause DNS
cache poisoning.

References: CVE-2007-2930

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
HP-UX B.11.11 running BIND v8

BACKGROUND

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

HP-UX B.11.11
=============
InternetSrvcs.INETSVCS-RUN
action: install PHNE_36185 or subsequent

END AFFECTED VERSIONS

RESOLUTION
HP has provided the following software patch to resolve the vulnerability.

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

HP-UX B.11.11 BIND 8
PHNE_36185 or subsequent

MANUAL ACTIONS: No

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) - 19 November 2007 Initial release

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

Subscribe: To initiate a subscription to receive future HP Security Bulletins via Email:
http://h30046.www3.hp.com/driverAlertProfile.php?regioncode=NA&langcode=USENG&jumpid=in_SC-GEN__driverITRC&topiccode=ITRC
On the web page: ITRC security bulletins and patch sign-up
Under Step1: your ITRC security bulletins and patches
- check ALL categories for which alerts are required and continue.
Under Step2: your ITRC operating systems
- verify your operating system selections are checked and save.

To update an existing subscription: http://h30046.www3.hp.com/subSignIn.php
Log in on the web page: Subscriber's choice for Business: sign-in.
On the web page: Subscriber's Choice: your profile summary - use Edit Profile to update appropriate sections.

To review previously published Security Bulletins visit: http://www.itrc.hp.com/service/cki/secBullArchive.do

* The Software Product Category that this Security Bulletin relates to is represented by the 5th and 6th characters of the Bulletin
number in the title:

GN = HP General SW
MA = HP Management Agents
MI = Misc. 3rd Party SW
MP = HP MPE/iX
NS = HP NonStop Servers
OV = HP OpenVMS
PI = HP Printing & Imaging
ST = HP Storage SW
TL = HP Trusted Linux
TU = HP Tru64 UNIX
UX = HP-UX
VV = HP VirtualVault

System management and security procedures must be reviewed frequently to maintain system integrity. HP is continually reviewing and
enhancing the security features of software products to provide customers with current secure solutions.

"HP is broadly distributing this Security Bulletin in order to bring to the attention of users of the affected HP products the important
security information contained in this Bulletin. HP recommends that all users determine the applicability of this information to
their individual situations and take appropriate action. HP does not warrant that this information is necessarily accurate or complete
for all user situations and, consequently, HP will not be responsible for any damages resulting from user's use or disregard of the
information provided in this Bulletin. To the extent permitted by law, HP disclaims all warranties, either express or implied, including
the warranties of merchantability and fitness for a particular purpose, title and non-infringement."

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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