__________________________________________________________
The U.S. Department of Energy
Computer Incident Advisory Capability
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/ | /_\ /
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__________________________________________________________
INFORMATION BULLETIN
HP Tru64 UNIX running SSH/SFTP Server
[Hewlett-Packard HPSBTU02322 SSRT080011 rev. 2]
March 27, 2008 19:00 GMT Number S-245
______________________________________________________________________________
PROBLEM: A potential security vulnerability has been identified in the
SFTP Server (sftp- server) component of SSH v 3.2.0 and earlier
running on HP Tru64 UNIX.
PLATFORM: HP Tru64 UNIX v 5.1B-4 and v 5.1B-3
DAMAGE: Execute arbitrary code or DoS.
SOLUTION: Upgrade to the appropriate version.
______________________________________________________________________________
VULNERABILITY The risk is MEDIUM. The vulnerability could be exploited by a
ASSESSMENT: remote user to execute arbitrary code or cause a Denial of
Service (DoS).
______________________________________________________________________________
CVSS 2 BASE SCORE: 7.8
TEMPORAL SCORE: 6.3
VECTOR: (AV:N/AC:M/Au:N/C:N/I:P/A:C/E:POC/RL:TF/RC:C)
______________________________________________________________________________
LINKS:
CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/s-245.shtml
ORIGINAL BULLETIN: Visit Hewlett-Packard Subscription Service for:
HPSBTU02322 SSRT080011 rev. 2
CVE: http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=
CVE-2006-0705
______________________________________________________________________________
[***** Start Hewlett-Packard HPSBTU02322 SSRT080011 rev. 2 *****]
SUPPORT COMMUNICATION - SECURITY BULLETIN
Document ID: c01404118
Version: 1
HPSBTU02322 SSRT080011 rev.2 - HP Tru64 UNIX running SSH/SFTP Server, Remote
Execution of Arbitrary Code or Denial of Service (DoS)
NOTICE: The information in this Security Bulletin should be acted upon as soon
as possible.
Release Date: 2008-03-26
Last Updated: 2008-03-26
--------------------------------------------------------------------------------
Potential Security Impact: Remote execution of asrbitrary code or Denial of
Service (DoS)
Source: Hewlett-Packard Company, HP Software Security Response Team
VULNERABILITY SUMMARY
A potential security vulnerability has been identified in the SFTP Server
(sftp- server) component of SSH v 3.2.0 and earlier running on HP Tru64 UNIX.
The vulnerability could be exploited by a remote user to execute arbitrary
code or cause a Denial of Service (DoS).
References: CVE-2006-0705
SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
The following supported software versions are affected:
SSH v 3.2.0 and earlier as provided with...
HP Tru64 UNIX v 5.1B-4
HP Tru64 UNIX v 5.1B-3
BACKGROUND
For a PGP signed version of this security bulletin please write to:
security-alert@hp.com
CVSS 2.0 Base Metrics
Reference Base Vector Base Score
CVE-2006-0705 (AV:N/AC:L/Au:S/C:P/I:P/A:P) 6.5
Information on CVSS is documented in HP Customer Notice: HPSN-2008-002.
RESOLUTION
HP is releasing the following Early Release Patch (ERP) kits publicly for
use by any customer until updates are available in mainstream release patch
kits.
The resolutions contained in the ERP kits are targeted for availability in
the following mainstream kit:
HP Tru64 UNIX v 5.1B-5
The ERP kits use dupatch to install and will not install over any Customer
Specific Patches (CSPs) that have file intersections with the ERPs. Contact
your service provider for assistance if the installation of the ERPs is
blocked by any of your installed CSPs.
The ERP kits distribute the following items:
Patched version of SSH v 3.2.0
HP Tru64 UNIX Version v 5.1B-4
PREREQUISITE: HP Tru64 UNIX v 5.1B-4 PK6 (BL27)
Name: T64KIT1001460-V51BB27-ES-20080310
Location: http://www.itrc.hp.com/service/patch/patchDetail.do?patchid=
T64KIT1001460-V51BB27-ES-20080310
HP Tru64 UNIX Version v 5.1B-3
PREREQUISITE: HP Tru64 UNIX v 5.1B-3 PK5 (BL26)
Name: T64KIT1001467-V51BB26-ES-20080314
Location: http://www.itrc.hp.com/service/patch/patchDetail.do?patchid=
T64KIT1001467-V51BB26-ES-20080314
MD5 checksums are available from the ITRC patch database main page. From the
patch database main page, click Tru64 UNIX, then click verifying MD5 checksums
under useful links.
PRODUCT SPECIFIC INFORMATION
HISTORY
Version:1 (rev.1) - 25 March 2008 Initial release
Version:2 (rev.2) - 26 March 2008 Updated patchkit links
Third Party Security Patches: Third party security patches which 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:
To: security-alert@hp.com
Subject: get key
Subscribe: To initiate a subscription to receive future HP Security Bulletins
via Email:
http://h30046.www3.hp.com/driverAlertProfile.php?regioncode=NA&langcode=USENG
&jumpid=in_SC-GEN__driverITRC&topiccode=ITRC
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
-verify your operating system selections are checked and save.
To update an existing subscription: http://h30046.www3.hp.com/subSignIn.php
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."
[***** End Hewlett-Packard HPSBTU02322 SSRT080011 rev. 2 *****]
_______________________________________________________________________________
CIAC wishes to acknowledge the contributions of Hewlett-Packard for the
information contained in this bulletin.
_______________________________________________________________________________
CIAC, the Computer Incident Advisory Capability, is the computer
security incident response team for the U.S. Department of Energy
(DOE) and the emergency backup response team for the National
Institutes of Health (NIH). CIAC is located at the Lawrence Livermore
National Laboratory in Livermore, California. CIAC is also a founding
member of FIRST, the Forum of Incident Response and Security Teams, a
global organization established to foster cooperation and coordination
among computer security teams worldwide.
CIAC services are available to DOE, DOE contractors, and the NIH. CIAC
can be contacted at:
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FAX: +1 925-423-8002
STU-III: +1 925-423-2604
E-mail: ciac@ciac.org
Previous CIAC notices, anti-virus software, and other information are
available from the CIAC Computer Security Archive.
World Wide Web: http://www.ciac.org/
Anonymous FTP: ftp.ciac.org
PLEASE NOTE: Many users outside of the DOE, ESnet, and NIH computing
communities receive CIAC bulletins. If you are not part of these
communities, please contact your agency's response team to report
incidents. Your agency's team will coordinate with CIAC. The Forum of
Incident Response and Security Teams (FIRST) is a world-wide
organization. A list of FIRST member organizations and their
constituencies can be obtained via WWW at http://www.first.org/.
This document was prepared as an account of work sponsored by an
agency of the United States Government. Neither the United States
Government nor the University of California nor any of their
employees, makes any warranty, express or implied, or assumes any
legal liability or responsibility for the accuracy, completeness, or
usefulness of any information, apparatus, product, or process
disclosed, or represents that its use would not infringe privately
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otherwise, does not necessarily constitute or imply its endorsement,
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University of California. The views and opinions of authors expressed
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Government or the University of California, and shall not be used for
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