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             AUSCERT External Security Bulletin Redistribution

             ESB-2004.0796 -- HP Security Bulletin HPSBUX01102
                 HP-UX newgrp(1) local privilege elevation
                             21 December 2004

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

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

Product:           newgrp
Publisher:         Hewlett-Packard
Operating System:  HP-UX B.11.00, B.11.04 and B.11.11
Impact:            Increased Privileges
Access:            Existing Account

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HP SECURITY BULLETIN

HPSBUX01102     REVISION: 0

SSRT4687 rev.0 HP-UX newgrp(1) local privilege elevation

NOTICE:
There are no restrictions for distribution of this Bulletin
provided that it remains complete and intact.

The information in this Security bulletin should be acted upon
as soon as possible.

INITIAL RELEASE:
14 December 2004

POTENTIAL SECURITY IMPACT:
Local elevation of privilege.

SOURCE:
HEWLETT-PACKARD COMPANY
HP Software Security Response Team

REFERENCES:
None

VULNERABILITY SUMMARY:
A potential vulnerability has been identified with the HP-UX
newgrp(1) command that may allow authorized users to elevate
privileges.

SUPPORTED SOFTWARE VERSIONS*:  ONLY impacted versions are listed.
HP-UX B.11.00, B.11.04, B.11.11.

BACKGROUND:

     AFFECTED VERSIONS

     Note: 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.


     HP-UX B.11.00
     =============
     OS-Core.CMDS-AUX
     action: install PHCO_29682 or subsequent

     HP-UX B.11.04
     =============
     OS-Core.CORE-SHLIBS
     action: install PHCO_32280 or subsequent

     HP-UX B.11.11
     =============
     OS-Core.CMDS-AUX
     action: install PHCO_26385 or subsequent

     END AFFECTED VERSIONS

RESOLUTION:
To address this issue, HP has made the following patches
available on http://itrc.hp.com :

B.11.00 - PHCO_29682 or subsequent

B.11.04 - PHCO_32280 or subsequent

B.11.11 - PHCO_26385 or subsequent

MANUAL ACTIONS:  No

BULLETIN REVISION HISTORY:
Revision 0 - 14 December 2004

   Initial release


* The software product category that this Security Bulletin
  relates to is represented by the 5th and 6th characters of the
  Bulletin number: GN=General, MA=Management Agents,
  MI=Misc. 3rd party, MP=HP-MPE/iX, NS=HP NonStop Servers,
  OV=HP OpenVMS, PI=HP Printing & Imaging, ST=HP Storage,
  TU=HP Tru64 UNIX, TL=Trusted Linux, UX=HP-UX, VV=Virtual Vault


SUPPORT: For further information, contact HP Services support
         channel.

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:
Driver and Support Alerts/Notifications Sign-up: Product Selection
Under Step1: your products
1. Select product category:
   - a minimum of servers must be selected.
2. Select product family or search:
   - a minimum of one product must be selected.
3. Add a product:
   - a minimum of one product must be added.
In Step 2: your operating system(s)
   - check ALL operating systems for which alerts are required.
Complete the form 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.

Note: In addition to the individual alerts/notifications for the
selected operating systems/products, subscribers will
automatically receive one copy of alerts for non-operating system
categories (i.e., a subscriber who signs up for all six operating
system alerts will only receive one copy of all the non-operating
system alerts).

HP-UX SPECIFIC SECURITY BULLETINS*:
Security Patch Check revision B.02.00 analyzes all HP-issued
Security Bulletins to provide a subset of recommended actions
that potentially affect a specific HP-UX system.

For more information:
http://www.software.hp.com/cgi-bin/swdepot_parser.cgi/cgi/
displayProductInfo.pl?productNumber=B6834AA

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 obtain the security-alert PGP key please send an
e-mail message to security-alert@hp.com with the Subject of
'get key' (no quotes).

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."

(c)Copyright 2004 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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===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
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===========================================================================

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