[security bulletin] HPSBUX02366 SSRT080120 rev.1 - HPUX Running useradd(1M), Local Unauthorized Access
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SUPPORT COMMUNICATION - SECURITY BULLETIN
Document ID: c01539431
Version: 1
HPSBUX02366 SSRT080120 rev.1 - HPUX Running useradd(1M), Local Unauthorized
Access
NOTICE: The information in this Security Bulletin should be acted upon as soon
as possible.
Release Date: 2009-04-27
Last Updated: 2009-04-27
Potential Security Impact: Local unauthorized access
Source: Hewlett-Packard Company, HP Software Security Response Team
VULNERABILITY SUMMARY
A potential security vulnerability has been identified in HP-UX running the
useradd(1M) command. The vulnerability could be exploited locally to allow
unauthorized access to directories or files.
References: CVE-2009-0719
SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
HP-UX B.11.11, B.11.23, B.11.31 running the useradd(1M) command
BACKGROUND
CVSS 2.0 Base Metrics
===============================================
Reference Base Vector Base Score
CVE-2009-0719 (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.
RESOLUTION
HP has made the following patches available to resolve this vulnerability.
The patches are available from http://itrc.hp.com
HP-UX Release
Patch ID
B.11.11 (11i v1)
PHCO_38490 or subsequent
B.11.23 (11i v2)
PHCO_38481 or subsequent
B.11.31 (11i v3)
PHCO_38482 or subsequent
The patches affect the useradd(1M) 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
template file
MANUAL ACTIONS: Yes - NonUpdate
Verify group id and home directory for all accounts
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
=============
OS-Core.UX2-CORE
action: install PHCO_38490 or subsequent, verify group id and home directory
for all accounts
URL: http://itrc.hp.com
HP-UX B.11.23
=============
OS-Core.UX2-CORE
action: install PHCO_38481 or subsequent, verify group id and home directory
for all accounts
URL: http://itrc.hp.com
HP-UX B.11.31
=============
OS-Core.UX2-CORE
action: install PHCO_38482 or subsequent, verify group id and home directory
for all accounts
URL: http://itrc.hp.com
END AFFECTED VERSIONS
HISTORY
Version:1 (rev.1) - 27 April 2009 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@xxxxxx
It is strongly recommended that security related information being communicated
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To: security-alert@xxxxxx
Subject: get key
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* 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"
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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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