|
|
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
SUPPORT COMMUNICATION - SECURITY BULLETIN
Document ID: c00680632
Version: 2
HPSBUX02124 SSRT061159 rev.2 - HP-UX Sendmail MIME Remote Denial of Service (DoS)
NOTICE: The information in this Security Bulletin should be acted upon as soon as possible.
Release Date: 2006-08-08
Last Updated: 2006-08-08
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
Sendmail processing malformed multipart MIME messages. This vulnerability
could potentially allow a remote unauthenticated user to cause a
Denial of Service (DoS).
References: CVE-2006-1173
SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
HP-UX B.11.00, B.11.04, B.11.11, B.11.23
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
For sendmail 8.13.3
HP-UX B.11.23
=========SMAIL-UPGRADE.INET-SMAIL
SMAIL-UPGRADE.INET2-SMAIL
action: install revision B.11.23.01.003 or subsequent
URL: http://h20293.www2.hp.com/portal/swdepot/displayProductInfo.do?productNumber=SMAIL813
HP-UX B.11.11
==========SMAIL-UPGRADE.INETSVCS-SMAIL
action: install revision B.11.11.02.004 or subsequent
URL: http://h20293.www2.hp.com/portal/swdepot/displayProductInfo.do?productNumber=SMAIL813
For sendmail 8.11.1
HP-UX B.11.23
=========InternetSrvcs.INETSVCS2-RUN
action: install PHNE_34689 or subsequent
HP-UX B.11.11
==========SMAIL-811.INETSVCS-SMAIL
- ->action: install revision B.11.11.01.010 or subsequent
URL: ftp://sendmail:sendmail@hprc.external.hp.com/sendmail-811_10.depot
HP-UX B.11.00
==========SMAIL-811.INETSVCS-SMAIL
action: install revision B.11.00.01.009 or subsequent
URL: http://h20293.www2.hp.com/portal/swdepot/displayProductInfo.do?productNumber=SMAIL811
For sendmail 8.9.3
HP-UX B.11.11
==========InternetSrvcs.INETSVCS-RUN
action: install PHNE_34936 or subsequent
HP-UX B.11.04
==========InternetSrvcs.INETSVCS-RUN
action: install PHNE_34927 or subsequent
HP-UX B.11.00
==========InternetSrvcs.INETSVCS-RUN
action: install PHNE_34900 or subsequent
For sendmail 8.8.6
HP-UX B.11.00
=========InternetSrvcs.INETSVCS-RUN
action: install PHNE_34900 or subsequent
END AFFECTED VERSIONS
RESOLUTION
HP has made the following software updates and patches available to resolve the issue.
PHNE_34689 PHNE_34900 PHNE_34927 PHNE_34936 SMAIL-811, SMAIL-UPGRADE
The patches are available from http://itrc.hp.com
while webupgrades for sendmail 8.13.3 on B.11.11 as well as for sendmail 8.11.1 can
be downloaded from http://software.hp.com
The following banner output and what(1) strings from these new binaries
(as of this bulletin release) are for reference.
For sendmail 8.13.3, HP-UX B.11.23
sendmail -bs banner:
Sendmail version 8.13.3 - Revision 1.003 - 2006/05/24
what(1) string:
Sendmail version 8.13.3 - Revision 1.003 - 05/24/2006
URL: http://h20293.www2.hp.com/portal/swdepot/displayProductInfo.do?productNumber=SMAIL813
For sendmail 8.13.3, HP-UX B.11.11
sendmail -bs banner:
Sendmail version 8.13.3 - Revision 2.004 - 2006/06/29
what(1) string:
Sendmail version 8.13.3 - Revision 2.004 - 06/29/2006
URL: http://h20293.www2.hp.com/portal/swdepot/displayProductInfo.do?productNumber=SMAIL813
For sendmail 8.11.1, HP-UX B.11.23
sendmail -bs banner:
Sendmail 8.11.1 (Revision 1.09)/8.9.3
what(1) string:
version.c 8.11.1 (Berkeley) - 28th June 2006 (PHNE_34689)
For sendmail 8.11.1, HP-UX B.11.11
sendmail-811_10.depot
cksum 3720753575 2949120
md5 01f5e7c1a67c0b0a1103abdaa2907f21
sendmail -bs banner:
Sendmail 8.11.1 (Revision 1.10)
what(1) string:
version.c 8.11.1 (Berkeley) - (Revision 1.10) - 17th July 2006
For sendmail 8.11.1, HP-UX B.11.00
sendmail -bs banner:
Sendmail 8.11.1 - (Revision 1.09)
what(1) string:
version.c 8.11.1 (Berkeley) - (Revision 1.09) - 4th July 2006
For sendmail 8.9.3, HP-UX B.11.11
Install PHNE_34936 or subsequent
For sendmail 8.9.3, HP-UX B.11.00
Install PHNE_34900 or subsequent
For sendmail 8.9.3, HP-UX B.11.04
Install PHNE_34927 or subsequent
sendmail -bs banner:
Sendmail 8.9.3 (PHNE_32006)/8.9.3; Fri, 7 Jul 2006
what(1) string:
version.c 8.9.3.1 (Berkeley) 11/05/2006 (PHNE_32006)
Special Installation Instructions - Note: sendmail is not supported in
daemon mode on VVOS platforms. It is provided as a mailing agent
(outbound) only.
For sendmail 8.8.6, HP-UX B.11.00
->Install PHNE_34900 or subsequent
->Note: PHNE_34900 or subsequent upgrades sendmail 8.8.6 to sendmail 8.9.3.
MANUAL ACTIONS: Yes - Update
HP-UX B.11.23 - install software upgrade
HP-UX B.11.11 - install software upgrade
HP-UX B.11.00 - install software upgrade
PRODUCT SPECIFIC INFORMATION
HP-UX Security Patch Check: Security Patch Check revision B.02.00 analyzes all
HP-issued Security Bulletins to provide a subset of recommended actions that
potentially affect a specific HP-UX system. For more information: http://software.hp.com/portal/swdepot/displayProductInfo.do?_productNumber=B6834AA
HISTORY:
Version: 1 (rev.1) - 31 July 2006 Initial release
Version: 2 (rev.2) - 08 August 2006 corrected 8.8.6 patch ID for B.11.00
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 Virtual Vault
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."
(c)Copyright 2006 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 nor 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.
-----BEGIN PGP SIGNATURE-----
Version: PGP 8.1
iQA/AwUBRNsCj+AfOvwtKn1ZEQI0EACfbHPdiSIGXlJwe4Un248Gsnb0s2sAoMxQ
svnK6B8HPuKduBAKWsYMe73f
=2P4D
-----END PGP SIGNATURE-----