[security bulletin] HPSBPI02575 SSRT090255 rev.1 - HP LaserJet MFP Printers, HP Color LaserJet MFP Printers, Certain HP LaserJet Printers, Remote Unauthorized Access to Files

[security-alert@xxxxxx]

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SUPPORT COMMUNICATION - SECURITY BULLETIN

Document ID: c02004333
Version: 1

HPSBPI02575 SSRT090255 rev.1 - HP LaserJet MFP Printers, HP Color LaserJet MFP 
Printers, Certain HP LaserJet Printers, Remote Unauthorized Access to Files

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

Release Date: 2010-11-15
Last Updated: 2010-11-15

Potential Security Impact: Remote unauthorized access to files

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

VULNERABILITY SUMMARY
A potential security vulnerability has been identified with HP LaserJet MFP 
printers, HP Color LaserJet MFP printers, and certain HP LaserJet printers. The 
vulnerability could be exploited remotely to gain unauthorized access to files.

References: CVE-2010-4107

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
HP LaserJet MFP printers (all models with Printer Job Language (PJL) support),
HP Color LaserJet MFP printers (all models with Printer Job Language (PJL) 
support),
LaserJet 4100 series, 4200 series, 4300 series, 5100 series, 8150 series, 9000 
series

BACKGROUND

CVSS 2.0 Base Metrics
===========================================================
  Reference              Base Vector             Base Score
CVE-2010-4107    (AV:N/AC:L/Au:N/C:C/I:N/A:N)       7.8
===========================================================
             Information on CVSS is documented
            in HP Customer Notice: HPSN-2008-002

The Hewlett-Packard Company thanks Moritz Jodeit of n.runs AG for reporting 
this vulnerability to security-alert@xxxxxxx

Note: For further information on Secure Printing and Imaging please refer to 
http://www.hp.com/go/secureprinting

RESOLUTION

Files within the printer can be accessed using the Printer Job Language (PJL) 
interface to exploit a directory traversal vulnerability. The vulnerability can 
be avoided by either one of the following actions:

disable file system access via the PJL interface
set a PJL password

These recommendations are documented in the "HP Imaging and Printing Security 
Best Practices - Configuring Security for Multiple LaserJet MFPs and Color 
LaserJet MFPs" manual, available here:

http://h20000.www2.hp.com/bc/docs/support/SupportManual/c01707469/c01707469.pdf?jumpid=reg_R1002_USEN

PRODUCT SPECIFIC INFORMATION
None

HISTORY
Version:1 (rev.1) - 15 November 2010 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 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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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 2010 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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