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SUPPORT COMMUNICATION - SECURITY BULLETIN

Document ID: c02822174
Version: 1

HPSBMI02632 SSRT100379 rev.1 - HP/Palm webOS, Execution of Arbitrary Code, Denial of Service (DoS), Unauthorized File System Write Access

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

Release Date: 2011-05-09
Last Updated: 2011-05-09

Potential Security Impact: Execution of arbitrary code, Denial of Service (DoS), and unauthorized file system write access

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

VULNERABILITY SUMMARY
Potential JavaScript and HTML injection security vulnerabilities have been identified with the Email application shipped with HP/Palm webOS. These vulnerabilities could be exploited to allow potential execution of arbitrary code or lead to a Denial of Service (DoS) condition.

A potential security vulnerability has been identified in HP/Palm webOS which may allow malicious Plug-in Development Kit (PDK) applications to gain unauthorized file system write access, thereby allowing them to overwrite sensitive files and potentially lead to execution of arbitrary code.

References: CVE-2011-1737 (Email), CVE-2011-1738 (PDK applications)

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
HP/Palm webOS v1.4.5, v1.4.5.1

BACKGROUND

CVSS 2.0 Base Metrics
===========================================================
  Reference              Base Vector             Base Score
CVE-2011-1737    (AV:N/AC:M/Au:N/C:P/I:P/A:P)       6.8
CVE-2011-1738    (AV:L/AC:M/Au:N/C:C/I:C/A:C)       6.9
===========================================================
             Information on CVSS is documented
            in HP Customer Notice: HPSN-2008-002

The Hewlett-Packard Company thanks David Belcher, BlackBerry Security Research Group for reporting an HTML injection vulnerability to webos-security@palm.com.

RESOLUTION

The vulnerability can be resolved by updating affected devices to HP/Palm webOS version 2.1 or a subsequent webOS version. This update will be provided automatically from the wireless carrier.

HISTORY
Version:1 (rev.1) - 09 May 2011 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@hp.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:
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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 2011 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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