[security bulletin] HPSBUX02108 SSRT061133 rev.13 - HP-UX Running Sendmail, Remote Execution of Arbitrary Code
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SUPPORT COMMUNICATION - SECURITY BULLETIN
Document ID: c00629555
Version: 13
HPSBUX02108 SSRT061133 rev.13 - 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: 2006-07-28
Last Updated: 2006-07-31
Potential Security Impact: Remote Execution of Arbitrary Code
Source: Hewlett-Packard Company, HP Software Security Response Team
VULNERABILITY SUMMARY
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.11.04, B.11.11, B.11.23.
BACKGROUND
CERT has published a vulnerability report available at:
http://www.kb.cert.org/vuls/id/834865
This bulletin will be revised as other versions of Sendmail become available.
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,
modify /etc/mail/sendmail.cf to add 'restrictqrun' to the PrivacyOptions.
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,
modify /etc/mail/sendmail.cf to add 'restrictqrun' to the PrivacyOptions.
URL:
http://h20293.www2.hp.com/portal/swdepot/displayProductInfo.do?productNumber=SMAIL813
For sendmail 8.11.1
HP-UX B.11.23
===========
UNOF_INET31734_1.INETSVCS2-RUN
UNOF_INET31734_3.INETSVCS2-RUN
UNOF_INET31734_4.INETSVCS2-RUN
->action: remove any official patch if installed,
InternetSrvcs.INETSVCS2-RUN
->action: install PHNE_34689 or subsequent,
modify /etc/mail/sendmail.cf to add 'restrictqrun' to the PrivacyOptions.
HP-UX B.11.11
===========
SMAIL-811.INETSVCS-SMAIL
->action: install revision B.11.11.01.010 or subsequent,
modify /etc/mail/sendmail.cf to add 'restrictqrun' to the PrivacyOptions.
URL: ftp://sendmail:sendmail@xxxxxxxxxxxxxxxxxxxx/sendmail-811_10.depot
HP-UX B.11.00
============
SMAIL-811.INETSVCS-SMAIL
->action: install revision B.11.00.01.009 or subsequent,
modify /etc/mail/sendmail.cf to add 'restrictqrun' to the PrivacyOptions.
->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
UNOF_INET_29774_1.INETSVCS-RUN
UNOF_INET_29774_2.INETSVCS-RUN
UNOF_INET_29774_3.INETSVCS-RUN
->action: remove any unofficial patch if installed, install PHNE_34936 or
subsequent,
modify /etc/mail/sendmail.cf to add 'restrictqrun' to the PrivacyOptions.
HP-UX B.11.00
===========
InternetSrvcs.INETSVCS-RUN
UNOF_INET_29773_1.INETSVCS-RUN
UNOF_INET_29773_2.INETSVCS-RUN
UNOF_INET_29773_3.INETSVCS-RUN
->action: remove any unofficial patch if installed, install PHNE_34900 or
subsequent,
modify /etc/mail/sendmail.cf to add 'restrictqrun' to the PrivacyOptions.
HP-UX B.11.04
===========
InternetSrvcs.INETSVCS-RUN
UNOF_INET_29773_1.INETSVCS-RUN
UNOF_INET_29773_2.INETSVCS-RUN
UNOF_INET_29773_3.INETSVCS-RUN
action: remove any unofficial patch if installed, install PHNE_34927 or
subsequent,
For sendmail 8.8.6
HP-UX B.11.00
===========
InternetSrvcs.INETSVCS-RUN
UNOF_INET_29773_1.INETSVCS-RUN
UNOF_INET_29773_2.INETSVCS-RUN
UNOF_INET_29773_3.INETSVCS-RUN
->action: remove any unofficial patch if installed, install PHNE_34900 or
subsequent,
modify /etc/mail/sendmail.cf to add 'restrictqrun' to the PrivacyOptions.
END AFFECTED VERSIONS
RESOLUTION
HP has made the following software updates and patches available to resolve the
issue.
The patches are available from http://itrc.hp.com
while webupgrades can be downloaded from http://software.hp.com
The preliminary software updates can be downloaded via ftp from:
System: hprc.external.hp.com (192.170.19.100)
Login: sendmail
Password: sendmail (NOTE: CASE-sensitive)
ftp://sendmail:sendmail@xxxxxxxxxxxxxxxxxxxx
or
ftp://sendmail:sendmail@xxxxxxxxxxxxxx
The webupgrades for sendmail 8.13.3 on B.11.11 as well as B.11.23 can be
downloaded from http://software.hp.com using the URL above.
The cksum and md5 output for the preliminary depots are listed below.
The cksum and md5 output are also found the README.txt.pgp on the ftp site.
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
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
For sendmail 8.11.1, HP-UX B.11.23
Note: If UNOF_INET31734_1.depot or UNOF_INET31734_3.depot or
UNOF_INET31734_4.depot has been installed, they must be removed
using swremove(1M) before installing PHNE_34689.
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
->If UNOF_INET_29774_3.depot or previous is installed, remove it using
swremove(1M). Then install:
->PHNE_34936 or subsequent
For sendmail 8.9.3, HP-UX B.11.00
->If UNOF_INET_29772_3.depot or previous is installed, remove it using
swremove(1M). Then install:
->PHNE_34900 or subsequent
For sendmail 8.9.3, HP-UX B.11.04
If UNOF_INET_29772_3.depot or previous is installed, remove it using
swremove(1M). Then 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
If UNOF_INET_29772_3.depot or previous is installed, remove it using
swremove(1M). Then install:
->PHNE_34900 or subsequent
->Note: PHNE_34900 or subsequent upgrades sendmail 8.8.6 to sendmail 8.9.3.
For all versions of sendmail:
modify sendmail.cf to add 'restrictqrun' to the PrivacyOptions.
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.
MANUAL ACTIONS: Yes - NonUpdate
For all versions modify /etc/mail/sendmail.cf to add 'restrictqrun' to the
PrivacyOptions
HP-UX B.11.11 - install preliminary software
HP-UX B.11.23 - install preliminary software
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) - 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
Version: 7 (rev.7) - 18 April 2006 added 8.11.1 upgrade for HP-UX B.11.11
Version: 8 (rev.8) - 24 April 2006 replaced 8.9.3 depot for HP-UX B.11.00 and
B.11.11
Version: 9 (rev.9) - 25 April 2006 added manual actions
Version: 10 (rev.10) - 03 May 2006 replaced 8.9.3 depot for HP-UX B.11.00 and
B.11.11,
added 8.11.1 depot for B.11.00
Version: 11 (rev.11) - 18 May 2006 sendmail 8.11.1 replacements
UNOF_INET31734_4,
sendmail-811_01.008 depot, and sendmail-811_09.depot, sendmail 8.9.3 new
PHNE_31917,
sendmail 8.8.6, sendmail 8.9.3 new PHNE_32006
Version: 12 (rev.12) - 18 July 2006 added webupgrades for 8.11.1 on B.11.00,
and 8.13.3 on B.11.11; added patch for B.11.04.
Version: 13 (rev.13) - 31 July 2006 added PHNE_34900 for 8.9.3 on B.11.00,
PHNE_34936 for 8.9.3 on B.11.11, PHNE_34689 for 8.11.1 on B.11.23,
sendmail-811_01.009, sendmail-811_10.depot.
Support: For further information, contact normal HP Services
support channel.
Report: To report a potential security vulnerability with any HP
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