[security bulletin] HPSBUX02295 SSRT071333 rev.1 - HP-UX Running rpc.yppasswdd, Remote Denial of Service (DoS)
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SUPPORT COMMUNICATION - SECURITY BULLETIN
Document ID: c01294324
Version: 1
HPSBUX02295 SSRT071333 rev.1 - HP-UX Running rpc.yppasswdd, Remote Denial of
Service (DoS)
NOTICE: The information in this Security Bulletin should be acted upon as soon
as possible.
Release Date: 2007-12-19
Last Updated: 2007-12-19
Potential Security Impact: Remote Denial of Service (DoS)
Source: Hewlett-Packard Company, HP Software Security Response Team
VULNERABILITY SUMMARY
A potential security vulnerability has been identified with HP-UX running
rpc.yppasswdd. The vulnerability could be exploited remotely to create a denial
of service (DoS).
References: CVE_2007-6419
SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
HP-UX B.11.11, B.11.23, and B.11.31
BACKGROUND
To determine if an HP-UX system has an affected version, search the output of
"swlist -a revision -l fileset" for one of the filesets listed below.
For affected systems verify that the recommended action has been taken.
AFFECTED VERSIONS
HP-UX B.11.11
==============
NFS.KEY-CORE
NFS.NFS-64ALIB
NFS.NFS-64SLIB
NFS.NFS-CLIENT
NFS.NFS-CORE
NFS.NFS-ENG-A-MAN
NFS.NFS-PRG
NFS.NFS-SERVER
NFS.NFS-SHLIBS
NFS.NIS-CLIENT
NFS.NIS-CORE
NFS.NIS-SERVER
NFS.NISPLUS-CORE
OS-Core.CORE-ENG-A-MAN
NFS.NFS-KRN
NFS.NFS-KRN
action: install patch PHNE_36168 or subsequent
HP-UX B.11.23
==============
NFS.NFS-ENG-A-MAN
NFS.NISPLUS-CORE
NFS.KEY-CORE
NFS.NFS-64SLIB
NFS.NIS2-CLIENT
NFS.NIS2-CORE
NFS.NIS2-SERVER
NFS.KEY-CORE
NFS.NFS-64SLIB
NFS.NIS2-CLIENT
NFS.NIS2-CORE
NFS.NIS2-SERVER
action: install patch PHNE_36260 or subsequent
HP-UX B.11.31
==============
NFS.NIS2-SERVER
NFS.NIS2-SERVER
action: install patch PHNE_36449 or subsequent
END AFFECTED VERSIONS
RESOLUTION
HP is providing the following patches to resolve the vulnerability.
The updates are available from: http://itrc.hp.com
OS Release
Patch ID
HP-UX B.11.11
PHNE_36168 or subsequent
HP-UX B.11.23
PHNE_36260 or subsequent
HP-UX B.11.31
PHNE_36449 or subsequent
MANUAL ACTIONS: No
PRODUCT SPECIFIC INFORMATION
HP-UX Software Assistant:
HP-UX Software Assistant is an enhanced application that replaces HP-UX
Security Patch Check. It analyzes all HP-issued Security Bulletins and lists
recommended actions that may apply to a specific HP-UX system. It can also
download patches and create a depot automatically. For more information see:
https://www.hp.com/go/swa
HISTORY: Version 1 (rev.1) - 19 December 2007 Initial Release
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@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
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
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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."
©Copyright 2007 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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