HPSBUX02108 SSRT061133 rev.6 - HP-UX running Sendmail, Remote Execution of Arbitrary Code

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Document ID: c00629555
Version: 6

HPSBUX02108 SSRT061133 rev.6 - HP-UX running Sendmail, Remote
Execution of Arbitrary Code

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

Release Date: 2006-04-12
Last Updated: 2006-04-12

Potential Security Impact: Remote Execution of Arbitrary Code

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

A vulnerability has been identified in Sendmail which may allow a
remote attacker to execute arbitrary code.

References: CVE-2006-0058

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
HP-UX B.11.00, B.11.11, B.11.23.


CERT has published a vulnerability report available at:

This bulletin will be revised as other versions of Sendmail become

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.


For sendmail 8.13.3
HP-UX B.11.23
action: install sendmail-8.13_1123.depot

HP-UX B.11.11
action: install sendmail-8.13_1111.depot

For sendmail 8.11.1
HP-UX B.11.23
action: install UNOF_INET31734_1.depot or subsequent

HP-UX B.11.11
action: install update to sendmail 8.13.3 by installing

HP-UX B.11.00
action: install sendmail-811_01.006.depot or subsequent

For sendmail 8.9.3 and previous
HP-UX B.11.11
action: install UNOF_INET_29774_1.depot or subsequent

HP-UX B.11.00
action: install UNOF_INET29773_1.depot or subsequent



HP has made the following software updates available to resolve
the issue.

Installations running sendmail 8.8.6 should upgrade to
sendmail 8.9.3 or 8.11.1.

Installations running sendmail 8.11.1 on HPUX 11.11 should upgrade
to sendmail 8.13.3.

The software updates can be downloaded via ftp from:

System: hprc.external.hp.com (
Login: sendmail
Password: sendmail (NOTE: CASE-sensitive)

ftp://sendmail:sendmail@hprc.external.hp.com /

The README.txt.pgp there contains cksum and md5 output for the
preliminary depots.

For sendmail 8.13.3, HP-UX B.11.23
  cksum 692720776 15759360
  md5 E09933A4AECC16B97A8F7ACF07060F84

For sendmail 8.13.3, HP-UX B.11.11
  cksum 954959898 5130240
  md5 C85EFD8AEDB16EEF1DF0FF65988350C0

For sendmail 8.11.1, HP-UX B.11.23
  cksum 3327957574 3317760
  md5 B17A7F5566214B35E983B3F53C309A17

  cksum 2096860596 7487
  md5 565F7963B77BEE3EB2825990F60D1F6D

For sendmail 8.11.1, HP-UX B.11.00
  cksum 4072259977 2846720
  md5 847aa9f1a154da9b07afc26d91fbaba6

  cksum 2379624538 36262
  md5 cac0d95747af260f40dac7cc943f6353

For sendmail 8.9.3 and previous, HP-UX B.11.11
  cksum 3708819014 890880
  md5 8580A701FC19A49703C852440DBD25FA

For sendmail 8.9.3 and previous, HP-UX B.11.00
  cksum 2797348841 1372160
  md5 2b33f65a2c81894849a5a6eb7d67650f

  cksum 2797348841 1372160
  md5 67acbcff161b71930365b3b77788fbde

After installation, verify output of what /usr/sbin/sendmail.
To check if installations are running sendmail 8.8.6 execute
"what /usr/sbin/sendmail" and check the version string.

HP-UX B.11.00 - install preliminary software updates from
ftp server
HP-UX B.11.11 - install preliminary software updates from
ftp server
HP-UX B.11.23 - install preliminary software updates from
ftp server


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 ?

Version: 1 (rev.1) - 25 March 2006 Initial release
Version: 2 (rev.2) - 30 March 2006 updated md5 / cksum output
Version: 3 (rev.3) - 04 April 2006 updated B.11.23 depot,
added 8.11.1 for B.11.23 depot
Version: 4 (rev.4) - 07 April 2006 added 8.9.3 depot for B.11.11
Version: 5 (rev.5) - 10 April 2006 clarified affected versions
Version: 6 (rev.6) - 12 April 2006 added 8.9.3 and 8.11.1 depots
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 &

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
Under Step2: your ITRC operating systems
  - verify your operating system selections are checked and

To update an existing subscription:
Log in on the web page:
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On the web page:
  Subscriber's Choice: your profile summary
    - use Edit Profile to update appropriate sections.

To review previously published Security Bulletins visit:

* 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.

Version: PGP 8.1


Yours truly,
HP S/W Security Team
WTEC Cupertino, California

Return-Path: secure@cup.hp.com
Reply-to: security-alert@hp.com

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