Message-Id: <20080328130246.4DB193B3E@hpchs.cup.hp.com>
Date: Fri, 28 Mar 2008 06:02:45 -0700
From: security-alert@...com
To: bugtraq@...urityfocus.com
Subject: [security bulletin] HPSBGN02305 SSRT080004 rev.1 - HP Compaq Business Notebook PC BIOS, Local Denial of Service (DoS)

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SUPPORT COMMUNICATION - SECURITY BULLETIN

Document ID: c01327854
Version: 1

HPSBGN02305 SSRT080004 rev.1 - HP Compaq Business Notebook PC BIOS, Local Denial of Service (DoS)

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 Denial of Service (DoS)

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

VULNERABILITY SUMMARY
A potential security vulnerability has been identified with HP Compaq Business Notebook PC BIOS. The vulnerability could be exploited to create a Denial of Service (DoS).

References: CVE-2008-0211

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
HP Compaq Business Notebook PC

2210 Series BIOS vF.04 and earlier 
2510 Series BIOS vF.08 and earlier 
2710 Series BIOS vF.0D and earlier 
6510 Series BIOS vF.0F and earlier 
6710 Series BIOS vF.0F and earlier 
6515 Series BIOS vF.0A and earlier 
6715 Series BIOS vF.0A and earlier 
6520 Series BIOS vF.08 and earlier 
6720 Series BIOS vF.08 and earlier 
6820 Series BIOS vF.08 and earlier 
6910 Series BIOS vF.11 and earlier 
8510 Series BIOS vF.0E and earlier 
8710 Series BIOS vF.08 and earlier 

Note: “Series” denotes all respective model numbers that are succeeded by the letter b, p, s or w. For example, 2210b 

BACKGROUND

CVSS 2.0 Base Metrics 

Reference                 Base Vector                   Base Score
CVE-2008-0211  (AV:L/AC:L/Au:S/C:N/I:N/A:C)  4.6
 
Information on CVSS is documented in HP Customer Notice: HPSN-2008-002.

RESOLUTION
HP has provided BIOS updates to resolve this vulnerability, see the table below. There are two methods one can use to apply the updates.

Method 1: 

The updates are available for download using the following procedures:

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

2. In the Search field, type the applicable SoftPaq number from the list below. Start the search.

3. Select an item from the search results. 

4. Select Installation Instructions for further information.

Method 2: 

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 a BIOS version from the table below 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.

HP Compaq Business    HP SoftPaq       BIOS
Notebook PC Models    Number            Version
=========================================
2210 Series               SP38417           vF.05 and later
2510 Series               SP38414           vF.0A and later
2710 Series               SP38613           vF.10 and later
6510 Series               SP38259           vF.10 and later
6710 Series               SP38259           vF.10 and later
6515 Series               SP38655           vF.0B and later
6715 Series               SP38655           vF.0B and later
6520 Series               SP38296           vF.09 and later
6720 Series               SP38296           vF.09 and later
6820 Series               SP38296           vF.09 and later
6910 Series               SP38582           vF.13 and later
8510 Series               SP38459           vF.0F and later
8710 Series               SP38491           vF.0B and later
=========================================


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@...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@...com 
  Subject: get key

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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 
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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
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 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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