Operating System:

[HP-UX]

Published:

11 August 2008

Protect yourself against future threats.

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             AUSCERT External Security Bulletin Redistribution

                         ESB-2008.0715 -- [HP-UX]
              HP-UX Running BIND, Remote DNS Cache Poisoning
                              11 August 2008

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:              BIND
Publisher:            Hewlett-Packard
Operating System:     HP-UX
Impact:               Provide Misleading Information
Access:               Remote/Unauthenticated
CVE Names:            CVE-2008-1447

Ref:                  AL-2008.0080

Revision History:     August 11 2008: Updated manual actions
                      August  7 2008: Updated patch information and location
                      July   21 2008: Added information for BIND 9.2.0
                      July   18 2008: Initial Release

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SUPPORT COMMUNICATION - SECURITY BULLETIN

Document ID: c01506861
Version: 4

HPSBUX02351 SSRT080058 rev.4 - 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: 2008-07-16
Last Updated: 2008-08-08

Potential Security Impact: Remote DNS cache poisoning

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

VULNERABILITY SUMMARY

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

References: CVE-2008-1447

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
HP-UX B.11.11, B.11.23, B.11.31 running BIND v9.3.2 or BIND v9.2.0, HP-UX
B.11.11 running BIND v8.1.2

BACKGROUND

CVSS 2.0 Base Metrics 
===============================================
Reference                         Base Vector               Base Score 
CVE-2008-1447      (AV:N/AC:L/Au:N/C:P/I:P/A:P)     7.5
===============================================
Information on CVSS is documented in HP Customer Notice: HPSN-2008-002.

RESOLUTION

HP has provided the following software updates / patch to resolve the
vulnerabilities for BIND v9.2.0 and BIND v9.3.2.

Customers running BIND v8.1.2 on HP-UX B.11.11 should upgrade to BIND
v9.2.0 or BIND v9.3.2 and apply the updates listed below.

The BIND v9.2.0 update is available for download from:
ftp://ss080058:ss080058@hprc.external.hp.com

The patch PHNE_37865 is available from: http://itrc.hp.com 

The BIND v9.3.2 updates are available for download from: http://software.hp.com 
 
HP-UX Release - B.11.11 running v8.1.2
Action - Upgrade to BIND v9.2.0 or BIND v9.3.2 and apply the updates listed below, 
remove "query-source port" and "query-source-v6 port" options in /etc/named.conf.
 
HP-UX Release - B.11.11 running v9.2.0
BIND Depot name -  BIND920v11.depot
MD5 Sum - F6999280DE19645EF86FF52083AACD72
Action - Remove "query-source port" and "query-source-v6 port" options in /etc/named.conf.
 
HP-UX Release - B.11.23 running v9.2.0 
Action - Install PHNE_37865; 
Remove "query-source port" and "query-source-v6 port" options in /etc/named.conf.
 
HP-UX Release - B.11.11 running v9.3.2
Action - Install revision C.9.3.2.3.0 or subsequent; 
Remove "query-source port" and "query-source-v6 port" options in /etc/named.conf. 
 
HP-UX Release - B.11.23 running v9.3.2
Action - Install revision C.9.3.2.3.0 or subsequent; 
Remove "query-source port" and "query-source-v6 port" options in /etc/named.conf.
 
HP-UX Release - B.11.31 running v9.3.2
Action - Install revision C.9.3.2.3.0 or subsequent; 
Remove "query-source port" and "query-source-v6 port" options in /etc/named.conf.

Note: HP is aware of performance issues with these updates / patch. All
customers should test the updates / patch in their environment. HP is
investigating changes to reduce the performance issues. This bulletin will
be revised when new updates / patch become available.

Note: Remove "query-source port" and "query-source-v6 port" options in
/etc/named.conf.

Note: Firewall configurations may need to be adjusted to allow DNS queries
from random source ports to pass. In addition, firewalls that forward DNS
queries must not replace the random source ports.

MANUAL ACTIONS: Yes - NonUpdate
Remove "query-source port" and "query-source-v6 port" options in
/etc/named.conf. Check firewall settings.
For B.11.11 running v8.1.2, upgrade to BIND v9.2.0 or BIND v9.3.2 and apply
the updates
For B.11.11 running v9.2.0 install BIND920v11.depot 

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

AFFECTED VERSIONS 

For BIND v8.1.2 
HP-UX B.11.11 
============= 
InternetSrvcs.INETSVCS-RUN 
action: upgrade to BIND v9.2.0 or BIND v9.3.2 and apply the updates, remove
"query-source port" and "query-source-v6 port" options in /etc/named.conf.

For BIND v9.3.2 
HP-UX B.11.11 
============= 
BindUpgrade.BIND-UPGRADE 
action: install revision C.9.3.2.3.0 or subsequent, remove "query-source
port" and "query-source-v6 port" options in /etc/named.conf.
URL: http://software.hp.com 

HP-UX B.11.23 
============= 
BindUpgrade.BIND-UPGRADE 
BindUpgrade.BIND2-UPGRADE 
action: install revision C.9.3.2.3.0 or subsequent, remove "query-source
port" and "query-source-v6 port" options in /etc/named.conf.
URL: http://software.hp.com 

HP-UX B.11.31 
============= 
NameService.BIND-AUX 
NameService.BIND-RUN 
action: install revision C.9.3.2.3.0 or subsequent, remove "query-source
port" and "query-source-v6 port" options in /etc/named.conf.
URL: http://software.hp.com 

For BIND v9.2.0 
HP-UX B.11.11 
============= 
BINDv920.INETSVCS-BIND 
action: install revision B.11.11.01.011 or subsequent, remove "query-source
port" and "query-source-v6 port" options in /etc/named.conf.
URL: ftp://ss080058:ss080058@hprc.external.hp.com 

HP-UX B.11.23 
============= 
InternetSrvcs.INETSVCS-INETD 
InternetSrvcs.INETSVCS-RUN 
InternetSrvcs.INETSVCS2-RUN 
action: install patch PHNE_37865 or subsequent, remove "query-source port"
and "query-source-v6 port" options in /etc/named.conf.
URL: http://itrc.hp.com 

END AFFECTED VERSIONS 

HISTORY 
Version:1 (rev.1) - 16 July 2008 Initial release 
Version:2 (rev.2) - 19 July 2008 Added BIND v9.2.0 depot information 
Version:3 (rev.3) - 06 August 2008 Updated patch location, revised BIND
v9.2.0 depot information, added BIND v8.1.2
Version:4 (rev.4) - 08 August 2008 Updated manual actions to include
named.conf and firewall configuration setings

Third Party Security Patches: Third party security patches that 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
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Under Step1: your ITRC security bulletins and patches 
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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."

Copyright 2008 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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===========================================================================
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