Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
===========================================================================
AUSCERT External Security Bulletin Redistribution
ESB-2009.1119.2
SSRT090047 rev.1 - HP-UX Running Kerberos, Remote Denial of
Service (DoS), Execution of Arbitrary Code
5 October 2009
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: Kerberos
Publisher: Hewlett-Packard
Operating System: HP-UX
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2009-0847 CVE-2009-0846
Reference: ESB-2009.0342
ESB-2009.0341
Revision History: October 5 2009: Updated Resolution to include patches to
core product
July 31 2009: Initial Release
- --------------------------BEGIN INCLUDED TEXT--------------------
SUPPORT COMMUNICATION - SECURITY BULLETIN
Document ID: c01717795
Version: 2
HPSBUX02421 SSRT090047 rev.2 - HP-UX Running Kerberos, Remote Denial of Service
(DoS), Execution of Arbitrary Code
NOTICE: The information in this Security Bulletin should be acted upon as soon
as possible.
Release Date: 2009-07-29
Last Updated: 2009-09-30
Potential Security Impact: Remote Denial of Service (DoS) and execution of
arbitrary code
Source: Hewlett-Packard Company, HP Software Security Response Team
VULNERABILITY SUMMARY
Potential security vulnerabilities have been identified on HP-UX running
Kerberos. These vulnerabilities could be exploited by remote unauthenticated
users to create a Denial of Service (DoS) or to execute arbitrary code.
References: CVE-2009-0846, CVE-2009-0847
SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
HP-UX B.11.11 running the Kerberos Client software versions prior to 1.3.5.09.
HP-UX B.11.23 and B.11.31 running the Kerberos Client software versions prior
to 1.6.2.
BACKGROUND
CVSS 2.0 Base Metrics
===========================================================
Reference Base Vector Base Score
CVE-2009-0846 (AV:N/AC:L/Au:N/C:C/I:C/A:C) 10.0
CVE-2009-0847 (AV:N/AC:M/Au:N/C:N/I:N/A:P) 4.3
===========================================================
Information on CVSS is documented
in HP Customer Notice: HPSN-2008-002
RESOLUTION
HP has provided the following web updates and patches to resolve the
vulnerabilities.
The web updates are available from the following location.
http://software.hp.com
The patches are available from the following location.
http://itrc.hp.com
For Kerberos Web Update (KRB5CLIENT)
HP-UX Release
Upgrade
B.11.11 (11i v1)
KRB5CLIENT_C.1.3.5.09_HP-UX_B.11.11_32_64.depot or subsequent
B.11.23 (11i v2)
KRB5CLIENT_D.1.6.2.01_HP-UX_B.11.23_IA_PA.depot or subsequent
B.11.31 (11i v3)
KRB5CLIENT_E.1.6.2.03_HP-UX_B.11.31_IA_PA.depot or subsequent
For Kerberos Client Product in Core-OS (KRB5-Client)
HP-UX Release
Patch ID
B.11.11 (11i v1)
PHSS_39774 or subsequent
B.11.23 (11i v2)
PHSS_39765 or subsequent
B.11.31 (11i v3)
PHSS_39766 or subsequent
MANUAL ACTIONS: Yes - NonUpdate
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.11.11
==================
krb5client.KRB5-64SLIB-A
krb5client.KRB5-PRG-A
krb5client.KRB5-RUN-A
krb5client.KRB5-SHLIB-A
action: install revision C.1.3.5.09 or subsequent
URL http://software.hp.com
HP-UX B.11.23
==================
krb5client.KRB5-64SLIB-A
krb5client.KRB5-64SLIB-A
krb5client.KRB5-PRG-A
krb5client.KRB5-RUN-A
krb5client.KRB5-SHLIB-A
krb5client.KRB5IA32SLIB-A
krb5client.KRB5IA64SLIB-A
action: install revision D.1.6.2.01 or subsequent
URL http://software.hp.com
HP-UX B.11.31
==================
krb5client.KRB5-64SLIB-A
krb5client.KRB5-PRG-A
krb5client.KRB5-RUN-A
krb5client.KRB5-SHLIB-A
krb5client.KRB5IA32SLIB-A
krb5client.KRB5IA64SLIB-A
action: install revision E.1.6.2.03 or subsequent
URL http://software.hp.com
HP-UX B.11.11
==================
KRB5-Client.KRB5-SHLIB
KRB5-Client.KRB5-PRG
KRB5-Client.KRB5-RUN
KRB5-Client.KRB5-64SLIB
action: install PHSS_39774 or subsequent
URL http://itrc.hp.com
HP-UX B.11.23
==================
KRB5-Client.KRB5-PRG
KRB5-Client.KRB5-64SLIB
KRB5-Client.KRB5-IA32SLIB
KRB5-Client.KRB5-IA64SLIB
KRB5-Client.KRB5-RUN
KRB5-Client.KRB5-SHLIB
KRB5-Client.KRB5-64SLIB
KRB5-Client.KRB5-RUN
KRB5-Client.KRB5-SHLIB
action: install PHSS_39765 or subsequent
URL http://itrc.hp.com
HP-UX B.11.31
==================
KRB5-Client.KRB5-PRG
KRB5-Client.KRB5-64SLIB
KRB5-Client.KRB5-IA32SLIB
KRB5-Client.KRB5-IA64SLIB
KRB5-Client.KRB5-RUN
KRB5-Client.KRB5-SHLIB
KRB5-Client.KRB5-64SLIB
KRB5-Client.KRB5-RUN
KRB5-Client.KRB5-SHLIB
action: install PHSS_39766 or subsequent
URL http://itrc.hp.com
END AFFECTED VERSIONS
HISTORY
Version:1 (rev.1) 29 July 2009 Initial release
Version:2 (rev.2) 30 Sept 2009 Updated Resolution to include patches to core
product
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 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."
Copyright 2009 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.
- --------------------------END INCLUDED TEXT--------------------
You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.
NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members. As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.
NOTE: This is only the original release of the security bulletin. It may
not be updated when updates to the original are made. If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.
Contact information for the authors of the original document is included
in the Security Bulletin above. If you have any questions or need further
information, please contact them directly.
Previous advisories and external security bulletins can be retrieved from:
http://www.auscert.org.au/render.html?cid=1980
If you believe that your computer system has been compromised or attacked in
any way, we encourage you to let us know by completing the secure National IT
Incident Reporting Form at:
http://www.auscert.org.au/render.html?it=3192
===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967
iD8DBQFKySqQNVH5XJJInbgRAtk+AKCEMbBku95mcFnQHyRbdhgJuMnlnwCeN//o
k5Mg7iwyzAJUA/dvglIPM5w=
=3Yw6
-----END PGP SIGNATURE-----