[security bulletin] HPSBUX02351 SSRT080058 rev.4 - HP-UX Running BIND, Remote DNS Cache Poisoning
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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@xxxxxxxxxxxxxxxxxxxx
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@xxxxxxxxxxxxxxxxxxxx
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.
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represented by the 5th and 6th characters of the Bulletin number in the title:
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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
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