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Date: Mon, 30 Mar 2015 18:11:41 -0400 (EDT)
From: security-alert@...com
To: bugtraq@...urityfocus.com
Subject: [security bulletin] HPSBHF03271 rev.1 - HP PCs and Workstations Running Windows 7 with NVidia Graphics Driver, Elevation of Privileges

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Note: the current version of the following document is available here:
https://h20564.www2.hp.com/portal/site/hpsc/public/kb/
docDisplay?docId=emr_na-c04577892

SUPPORT COMMUNICATION - SECURITY BULLETIN

Document ID: c04577892
Version: 1

HPSBHF03271 rev.1 - HP PCs and Workstations Running Windows 7 with NVidia
Graphics Driver, Elevation of Privileges

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

Release Date: 2015-03-30
Last Updated: 2015-03-30

Potential Security Impact: Elevation of privileges

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

VULNERABILITY SUMMARY
A potential security vulnerability has been identified with certain HP PCs
and workstations running Windows 7 and NVidia Graphics Driver. This
vulnerability could be exploited resulting in elevation of privilege.

Note: The NVIDIA Display Drivers kernel administrator check improperly
validates local client impersonation levels in some cases.

References:

CVE-2015-1170

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
See the RESOLUTION
 Section for a table of impacted HP PCs and workstations, which could use the
NVidia driver when running Windows 7.

BACKGROUND

CVSS 2.0 Base Metrics
===========================================================
  Reference              Base Vector             Base Score
CVE-2015-1170    (AV:L/AC:M/Au:S/C:C/I:C/A:C)       6.6
===========================================================
             Information on CVSS is documented
            in HP Customer Notice: HPSN-2008-002

RESOLUTION
HP has provided the following NVidia driver updates for the impacted
platforms running Windows 7 to resolve the vulnerability in HP PCs and
workstations.

To acquire the NVidia driver update, go to hp.com

Select "Support" and then "Download Drivers"
Enter your product name or number in the "Find my product" field.
Choose the product from the returned search
Choose the "Windows 7" operating system
Under the Download Index, select Driver-Graphics, and download the updated
NVidia driver version as listed in the table below. Follow the installation
instructions to install the NVidia Driver update.

NVidia Driver Update HP Notebooks
 Version
 Softpaq

HP EliteBook 8530w Mobile Workstation
 341.44
 sp70759

HP EliteBook 8540p Notebook PC
 341.44
 sp70759

HP EliteBook 8530p Notebook PC
 341.44
 sp70759

HP EliteBook 8760w Mobile Workstation
 341.44
 sp70759

HP EliteBook 8770w Mobile Workstation
 341.44
 sp70759

HP EliteBook 8440p Notebook PC
 341.44
 sp70759

HP EliteBook 8440w Mobile Workstation
 341.44
 sp70759

HP EliteBook 8540w Mobile Workstation
 341.44
 sp70759

HP EliteBook 8560w Mobile Workstation
 341.44
 sp70759

HP EliteBook 8730w Mobile Workstation
 341.44
 sp70759

HP ZBook 15 G2 Mobile Workstation
 341.44
 sp70759

HP EliteBook 8740w Mobile Workstation
 341.44
 sp70759

HP ZBook 15 Mobile Workstation
 341.44
 sp70759

HP EliteBook 8570w Mobile Workstation
 341.44
 sp70759

HP ZBook 17 G2 Mobile Workstation
 341.44
 sp70759

HP ZBook 17 Mobile Workstation
 341.44
 sp70759

HP Workstations
 Version
 Softpaq

HP Z1 G2 Touch Workstation
 347.52
 sp70633

HP Z1 G2 Workstation
 347.52
 sp70633

HP Z210 CMT Workstation
 341.44
 sp70898

HP Z210 SFF Workstation
 341.44
 sp70898

HP Z220 CMT Workstation
 347.52
 sp70633

HP Z220 SFF Workstation
 347.52
 sp70633

HP Z230 SFF Workstation
 347.52
 sp70633

HP Z230 Tower Workstation
 347.52
 sp70633

HP Z400 Workstation
 341.44
 sp70898

HP Z420 Workstation
 347.52
 sp70633

HP Z440 Workstation
 347.52
 sp70633

HP Z600 Workstation
 341.44
 sp70898

HP Z620 Workstation
 347.52
 sp70633

HP Z640 Workstation
 347.52
 sp70633

HP Z800 Workstation
 341.44
 sp70898

HP Z820 Workstation
 347.52
 sp70633

HP Z840 Workstation
 347.52
 sp70633

HISTORY
Version:1 (rev.1) - 30 May 2015 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 issues about implementing the recommendations of this Security
Bulletin, contact normal HP Services support channel.  For other issues about
the content of this Security Bulletin, send e-mail to security-alert@...com.

Report: To report a potential security vulnerability with any HP supported
product, send Email to: security-alert@...com

Subscribe: To initiate a subscription to receive future HP Security Bulletin
alerts via Email:
http://h41183.www4.hp.com/signup_alerts.php?jumpid=hpsc_secbulletins

Security Bulletin Archive: A list of recently released Security Bulletins is
available here:
https://h20564.www2.hp.com/portal/site/hpsc/public/kb/secBullArchive/

Software Product Category: The Software Product Category is represented in
the title by the two characters following HPSB.

3C = 3COM
3P = 3rd Party Software
GN = HP General Software
HF = HP Hardware and Firmware
MP = MPE/iX
MU = Multi-Platform Software
NS = NonStop Servers
OV = OpenVMS
PI = Printing and Imaging
PV = ProCurve
ST = Storage Software
TU = Tru64 UNIX
UX = HP-UX

Copyright 2015 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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