'[security bulletin] HPSBGN02319 SSRT080027 rev.1 - HP Compaq Notebook PC BIOS, Local Unauthorized Ac'

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List:       bugtraq
Subject:    [security bulletin] HPSBGN02319 SSRT080027 rev.1 - HP Compaq Notebook PC BIOS, Local Unauthorized Ac
From:       security-alert () hp ! com
Date:       2008-03-28 13:03:32
Message-ID: 20080328130333.1731C343B () hpchs ! cup ! hp ! com
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SUPPORT COMMUNICATION - SECURITY BULLETIN

Document ID: c01393763
Version: 1

HPSBGN02319 SSRT080027 rev.1 - HP Compaq Notebook PC BIOS, Local Unauthorized Access

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

Release Date: 2008-03-27
Last Updated: 2008-03-27


Potential Security Impact: Local Unauthorized Access 

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

VULNERABILITY SUMMARY
A potential security vulnerability has been identified with HP Compaq Notebook PC \
BIOS. The vulnerability could be exploited to allow local unauthorized users access \
to the system. 

References: CVE-2008-0706 

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
Compaq Presario C700 Notebook, HP G7000 Notebook and Compaq Presario A900 Notebook \
using BIOS versions F.26 and earlier

BACKGROUND 

CVSS 2.0 Base Metrics 
Reference              Base Vector                       Base Score
CVE-2008-0706  (AV:L/AC:L/Au:N/C:C/I:C/A:C)   7.2
 
Information on CVSS is documented in HP Customer Notice: HPSN-2008-002

Note: This vulnerability only affects customers who use power-on password. However, \
HP strongly recommends that all customers update to the latest System BIOS version. 

RESOLUTION
HP has provided BIOS F.31 or later to resolve this vulnerability. BIOS F.31 is \
available in SoftPaq SP38646. 

To install the latest version of the BIOS, follow the instructions below. Printing \
the instructions prior to the installation is recommended.

1. Open a web browser and visit http://www.hp.com 

2. Click on the link for HP Software & Drivers downloads web site

3. On the Support & Drivers page, type the model number in the Search field and then \
press Enter. 

4. Select the operating system currently installed on the notebook. 

5. In the BIOS section, click WinFlash for HP Notebook System BIOS. The version \
should be listed as BIOS F.31 or a later version. 

6. Click the Download only button on the page to begin the download of the BIOS \
update. Save the file to a convenient folder on the PC. 

7. Double-click the downloaded file to start the installation. Follow all prompts and \
restart the notebook when requested by the installation. Do not turn off the notebook \
until prompted to do so. 

Note: It is recommended that the notebook PC use an AC adapter and be connected to \
the Internet with an Ethernet cable because interruptions in power or wireless \
connections may result in the download failing to install.

PRODUCT SPECIFIC INFORMATION 
None 

HISTORY 
Version: 1 (rev.1) - 27 March 2008 Initial release 

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
 X = 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."

ŠCopyright 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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