Message-Id: <20070522181051.67E9A170E@hpchs.cup.hp.com>
Date: Tue, 22 May 2007 11:10:51 -0700
From: security-alert@...com
To: bugtraq@...urityfocus.com
Subject: [security bulletin] HPSBUX02217 SSRT071337 rev.1 - HP-UX running Kerberos, Remote Arbitrary Code Execution

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SUPPORT COMMUNICATION - SECURITY BULLETIN

Document ID: c01056923
Version: 1

HPSBUX02217 SSRT071337 rev.1 - HP-UX running Kerberos, Remote Arbitrary Code Execution

NOTICE: The information in this Security Bulletin should be acted upon as soon as possible.

Release Date: 2007-05-15
Last Updated: 2007-05-21

Potential Security Impact: Remote arbitrary code execution

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

VULNERABILITY SUMMARY
A potential security vulnerability has been identified on HP-UX running Kerberos. The vulnerability could be exploited by remote authorized users to execute arbitrary code.


References: CVE-2007-1261

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
HP-UX B.11.11, B.11.23, and B.11.31 running the Kerberos Client software versions 1.3.5.05 and previous.

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 patch or update is installed. 

AFFECTED VERSIONS 

HP-UX B.11.11 
============= 
krb5client.KRB5-64SLIB-A 
krb5client.KRB5-E-A-MAN-A 
krb5client.KRB5-J-E-MAN-A 
krb5client.KRB5-J-S-MAN-A 
krb5client.KRB5-PRG-A 
krb5client.KRB5-RUN-A 
krb5client.KRB5-SHLIB-A 
action: install revision C.1.3.5.06 or subsequent 

KRB5-Client.KRB5-SHLIB 
KRB5-Client.KRB5-PRG 
KRB5-Client.KRB5-RUN 
KRB5-Client.KRB5-ENG-A-MAN 
KRB5-Client.KRB5-JPN-E-MAN 
KRB5-Client.KRB5-JPN-S-MAN 
KRB5-Client.KRB5-64SLIB 
action: install PHSS_36286 or subsequent 

HP-UX B.11.23 
============= 
krb5client.KRB5-64SLIB-A 
krb5client.KRB5-E-A-MAN-A 
krb5client.KRB5-J-E-MAN-A 
krb5client.KRB5-J-S-MAN-A 
krb5client.KRB5-PRG-A 
krb5client.KRB5-RUN-A 
krb5client.KRB5-SHLIB-A 
krb5client.KRB5IA32SLIB-A 
krb5client.KRB5IA64SLIB-A 
action: install revision D.1.3.5.06 or subsequent 

KRB5-Client.KRB5-64SLIB 
KRB5-Client.KRB5-ENG-A-MAN 
KRB5-Client.KRB5-IA32SLIB 
KRB5-Client.KRB5-IA64SLIB 
KRB5-Client.KRB5-JPN-E-MAN 
KRB5-Client.KRB5-JPN-S-MAN 
KRB5-Client.KRB5-PRG 
KRB5-Client.KRB5-RUN 
KRB5-Client.KRB5-SHLIB 
action: install PHSS_34991 or subsequent 

HP-UX B.11.31 
============= 
KRB5-Client.KRB5-64SLIB 
KRB5-Client.KRB5-IA32SLIB 
KRB5-Client.KRB5-IA64SLIB 
KRB5-Client.KRB5-SHLIB 
KRB5-Client.KRB5-64SLIB 
KRB5-Client.KRB5-SHLIB 
action: install PHSS_36361 or subsequent 

END AFFECTED VERSIONS 



RESOLUTION
HP has made the following patches and software updates available to resolve the vulnerability: 

B.11.11 PHSS_36286 or Kerberos Client C.1.3.5.06 or subsequent 
B.11.23 PHSS_34991 or Kerberos Client D.1.3.5.06 or subsequent
B.11.31 PHSS_36361 or subsequent
 

These software updates are available on: http://www.hp.com/go/softwaredepot/ 
The patches are available on: http://itrc.hp.com 

MANUAL ACTIONS: Yes - Update 

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) - 21 May 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@...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@...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 2007 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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