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[security bulletin] HPSBHF03119 rev.2 - HP DreamColor Professional Display running Bash Shell, Remote Code Execution



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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-c04468293

SUPPORT COMMUNICATION - SECURITY BULLETIN

Document ID: c04468293
Version: 2

HPSBHF03119 rev.2 - HP DreamColor Professional Display running Bash Shell,
Remote Code Execution

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

Release Date: 2014-09-30
Last Updated: 2014-10-01

Potential Security Impact: Remote code execution

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

VULNERABILITY SUMMARY
A potential security vulnerability has been identified with HP DreamColor
Z27x Professional Display running Bash Shell . This is the Bash Shell
vulnerability known as "ShellShock" which could be exploited remotely to
allow execution of code.

NOTE: Only the HP DreamColor Z27x model is vulnerable.

References:

CVE-2014-6271
CVE-2014-7169
SSRT101725

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.

HP DreamColor Z27x

BACKGROUND

CVSS 2.0 Base Metrics
===========================================================
  Reference              Base Vector             Base Score
CVE-2014-6271    (AV:N/AC:L/Au:N/C:C/I:C/A:C)       10.0
CVE-2014-7169    (AV:N/AC:L/Au:N/C:C/I:C/A:C)       10.0
===========================================================
             Information on CVSS is documented
            in HP Customer Notice: HPSN-2008-002

RESOLUTION

HP is actively working to address this vulnerability for the impacted product
versions of HP DreamColor Z27x Professional Display. The display provides
calibration and remote management functionality running on embedded Linux,
which includes a bash shell. The shell is not accessible via the standard
calibration or remote management interfaces.

This bulletin will be revised when the firmware update is released.

HISTORY
Version:1 (rev.1) - 30 September 2014 Initial release
Version:2 (rev.2) - 1 October 2014 Clarified Resolution

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@xxxxxx.

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

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 2014 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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