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AUSCERT External Security Bulletin Redistribution
ESB-2008.0514 -- [UNIX][HP-UX]
HP-UX Running useradd(1M), Local Unauthorized Access
28 May 2008
AusCERT Security Bulletin Summary
Operating System: HP-UX
Impact: Modify Arbitrary Files
Access: Existing Account
CVE Names: CVE-2008-1660
Comment: This advisory references vulnerabilities in products which run on
platforms other than HP-UX. It is recommended that administrators
running useradd check for an updated version of the software for
their operating system.
Revision History: May 28 2008: Corrected AFFECTED VERSIONS filesets
May 20 2008: Initial Release
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SUPPORT COMMUNICATION - SECURITY BULLETIN
Document ID: c01455884
HPSBUX02335 SSRT071454 rev.2 - HP-UX Running useradd(1M), Local
NOTICE: The information in this Security Bulletin should be acted upon
as soon as possible.
Release Date: 2008-05-26
Last Updated: 2008-05-26
Potential Security Impact: Local unauthorized access
Source: Hewlett-Packard Company, HP Software Security Response Team
A potential security vulnerability has been identified HP-UX running the
useradd(1M) command. The vulnerability could be exploited locally to allow
unauthorized access to directories or files.
SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
HP-UX B.11.11, B.11.23, B.11.31 running the useradd(1M) command
CVSS 2.0 Base Metrics
Reference Base Vector Base Score
CVE-2008-1660 (AV:L/AC:M/Au:S/C:C/I:C/A:N) 6.0
Information on CVSS is documented in HP Customer Notice: HPSN-2008-002.
HP has made the following patches available to resolve this issue.
The patches are available from http://itrc.hp.com
PHCO_37290 or subsequent
PHCO_37291 or subsequent
PHCO_36953 or subsequent
The patches correct the useradd behavior for the following cases:
* The /etc/default/useradd template file is missing
* The HOMEDIR or GROUPID field is missing from the /etc/default/useradd
MANUAL ACTIONS: Yes
All user accounts should be verified for proper GROUPID and correct
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:
The following text is for use by the HP-UX Software Assistant.
action: install patch PHCO_37290 or subsequent, verify group id and
home directory for all accounts
action: install patch PHCO_37291 or subsequent, verify group id and
home directory for all accounts
action: install patch PHCO_36953 or subsequent, verify group id and
home directory for all accounts
END AFFECTED VERSIONS
Version:1 (rev.1) - 19 May 2008 Initial release
Version:2 (rev.2) - 26 May 2008 Corrected AFFECTED VERSIONS filesets
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: email@example.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:
Subject: get key
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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
"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 2008 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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