[security bulletin] HPSBGN02319 SSRT080027 rev.1 - HP Compaq Notebook PC BIOS, Local Unauthorized Access
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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@xxxxxx
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@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
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."
©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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