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AUSCERT External Security Bulletin Redistribution
ESB-2008.0329 -- [Appliance]
HP Compaq Notebook PC BIOS, Local Unauthorized Access
31 March 2008
AusCERT Security Bulletin Summary
Product: Compaq Presario C700 Notebook
with BIOS F.26 and earlier
HP G7000 Notebook
with BIOS F.26 and earlier
Compaq Presario A900 Notebook
with BIOS F.26 and earlier
Impact: Inappropriate Access
CVE Names: CVE-2008-0706
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SUPPORT COMMUNICATION - SECURITY BULLETIN
Document ID: c01393763
HPSBGN02319 SSRT080027 rev.1 - HP Compaq Notebook PC BIOS, Local
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
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.
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
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.
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
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: firstname.lastname@example.org
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
Subscribe: To initiate a subscription to receive future HP Security Bulletins
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Under Step1: your ITRC security bulletins and patches
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To review previously published Security Bulletins visit:
* 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
"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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