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AUSCERT External Security Bulletin Redistribution
ESB-2011.0073
SSRT100355 rev.1 - HP-UX Running Kerberos, Remote Unauthorized Modification
21 January 2011
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AusCERT Security Bulletin Summary
---------------------------------
Product: Kerberos
Publisher: Hewlett-Packard
Operating System: HP-UX
Impact/Access: Increased Privileges -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2010-1324 CVE-2010-1323
Reference: ESB-2010.1082
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SUPPORT COMMUNICATION - SECURITY BULLETIN
Document ID: c02657328
Version: 1
HPSBUX02623 SSRT100355 rev.1 - HP-UX Running Kerberos, Remote Unauthorized Modification
NOTICE: The information in this Security Bulletin should be acted upon as soon as possible.
Release Date: 2011-01-19
Last Updated: 2011-01-19
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Potential Security Impact: Remote unauthorized modification
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 remotely by an unauthorized user to modify data, prompts, or responses.
References: CVE-2010-1323, CVE-2010-1324
SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
HP-UX B.11.11 running the Kerberos Client software versions prior to v1.3.5.11.
HP-UX B.11.23 and B.11.31 running the Kerberos Client software versions prior to v1.6.2.09.
BACKGROUND
CVSS 2.0 Base Metrics
===========================================================
Reference Base Vector Base Score
CVE-2010-1323 (AV:A/AC:H/Au:N/C:N/I:P/A:N) 2.6
CVE-2010-1324 (AV:N/AC:M/Au:N/C:N/I:P/A:N) 4.3
===========================================================
Information on CVSS is documented
in HP Customer Notice: HPSN-2008-002
RESOLUTION
HP has provided the following web updates and patch to resolve the vulnerabilities.
The web updates and patch are available by contacting HP Support.
For Kerberos Web Update (KRB5CLIENT) / HP-UX Release / Depot name
B.11.11 (11i v1) /
KRB5CLIENT_C.1.3.5.11_HP-UX_B.11.11_32_64.depot or subsequent
B.11.23 (11i v2) /
KRB5CLIENT_D.1.6.2.09_HP-UX_B.11.23_IA_PA.depot or subsequent
B.11.31 (11i v3) /
KRB5CLIENT_E.1.6.2.09_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.11.31 (11i v3) / PHSS_41775 or subsequent
NOTE: HP-UX B.11.11 and B.11.23 Kerberos Client patches are based on MIT Kerberos version 1.0. That version is not impacted by these security vulnerabilities.
MANUAL ACTIONS: Yes - NonUpdate
Upgrade to the versions listed under Resolution.
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.1.3.5.11 or subsequent
HP-UX B.11.23
==================
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.1.6.2.09 or subsequent
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.1.6.2.09 or subsequent
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
action: install PHSS_41775 or subsequent
END AFFECTED VERSIONS
HISTORY
Version:1 (rev.1) 19 January 2011 Initial release
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.
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