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**REVISED 04**
Source: HEWLETT-PACKARD COMPANY
SECURITY BULLETIN: HPSBUX0309-281
Originally issued: 21 September 2003
Last revised: 11 November 2003
SSRT3631 Rev.4 sendmail
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NOTICE: There are no restrictions for distribution of this
Bulletin provided that it remains complete and intact.

The information in the following Security Bulletin should be
acted upon as soon as possible. Hewlett-Packard Company will
not be liable for any consequences to any customer resulting
from customer's failure to fully implement instructions in this
Security Bulletin as soon as possible.

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PROBLEM: Potential security vulnerability in sendmail

IMPACT: Potential unauthorized Privileged Access.

PLATFORM: HP-UX releases B.11.00, B.11.04 (VVOS), B.11.11, B.11.22

SOLUTION: Download and install HPSecurityBul281a.depot.

MANUAL ACTIONS: Yes - NonUpdate
Download and install HPSecurityBul281a.depot.

AVAILABILITY: HPSecurityBul281a.depot is available from the
ftp site described below.

CHANGE SUMMARY: Rev.01 - Added fix for CAN-2003-0681.
Rev.02 - sendmail.811.11.22.r5 replaces
sendmail.811.11.22.r4.
Rev.03 - HPSecurityBul281.depot available.
Rev.04 - HPSecurityBul281a.depot available.
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A. Background
A potential security vulnerability with sendmail has been
reported in HP-UX. This potential vulnerability may result
in unauthorized Privileged Access.

This is the vulnerability reported in CERT/CC CA-2003-25:

<http://www.cert.org/advisories/CA-2003-25.html>


New versions are available which also contain the fix for
the problem reported here:

<http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2003-0681>

AFFECTED VERSIONS

The following is a list by HP-UX revision of
affected filesets and the fileset revision or
patch containing the fix. To determine if a
system has an affected version, search the
output of "swlist -a revision -l fileset"
for an affected fileset, then determine if
a fixed revision or the applicable patch is
installed.

HP-UX B.11.22
=============
InternetSrvcs.INETSVCS2-RUN
InternetSrvcs.INETSVCS-RUN
--> fix: install HPSecurityBul281a.depot

HP-UX B.11.11
=============
SMAIL-811.INETSVCS-SMAIL
--> fix: install HPSecurityBul281a.depot

InternetSrvcs.INETSVCS-RUN
--> fix: install HPSecurityBul281a.depot

HP-UX B.11.04
=============
InternetSrvcs.INETSVCS-RUN
--> fix: install HPSecurityBul281a.depot

HP-UX B.11.00
=============
SMAIL-811.INETSVCS-SMAIL
--> fix: install HPSecurityBul281a.depot

InternetSrvcs.INETSVCS-RUN
--> fix: install HPSecurityBul281a.depot

END AFFECTED VERSIONS

B. Recommended solution
**REVISED 04**
--> Note: The depot listed in Rev.3 (HPSecurityBul281.depot)
--> had an incorrect file name for
--> sendmail.893.11.11.r4.
--> As a result the installation failed on B.11.11
--> with sendmail 8.9.3. HPSecurityBul281a.depot
--> corrects the problem.


System: hprc.external.hp.com (192.170.19.51)
Login: sendmail
Password: sendmail

FTP Access: ftp://sendmail:sendmail@hprc.external.hp.com/
or: ftp://sendmail:sendmail@192.170.19.51/
or: ftp hprc.external.hp.com

Note: There is an ftp defect in IE5 that may result in
a browser hang. To work around this:
- Select Tools -> Internet Options -> Advanced
- Un-check the option:
[ ] Enable folder view for FTP sites

**REVISED 04**
-->File: HPSecurityBul281a.depot.gz


==================================================
To fix the problem:

1. Install the patches recommended in HPSBUX0304-253.
-->2. Download and install HPSecurityBul281a.depot


Details:

-->1. HPSBUX0304-253
MUST
be implemented before proceeding.

--> Note: If the files recommended in the Revision 2
of this bulletin have been installed there is no
need to install HPSecurityBul281a.depot. This
depot is a repackaging of the previous files.

-->2. Download and install HPSecurityBul281a.depot.gz:
a. Download HPSecurityBul281a.depot.gz

b. Unpack the file with gunzip(1)

c. Verify the cksum or the md5 sum.

cksum:
2465545458 6041600 HPSecurityBul281a.depot

md5:
MD5 (HPSecurityBul281a.depot) =
0f5b10df931513ad352f4ef9d796a897

d. Extract the "readme" file for further information:
cd directory_containing_depot
swlist -d -l product -a readme
@ $PWD/HPSecurityBul281a.depot

e. Install HPSecurityBul281a.depot with swinstall(1).


==================================================


Note: If you receive either of the following messages after
applying the fix, please follow the recommended action.

warning: /etc/mail/aliases has world read or
write permission. This is unsafe.

warning: /etc/mail/aliases.db has world read or
write permission. This is unsafe.


Recommended action

Execute the following commands.

chmod 640 /etc/mail/aliases
chmod 640 /etc/mail/aliases.db
sendmail -bi


C. To subscribe to automatically receive future NEW HP Security
Bulletins from the HP IT Resource Center via electronic
mail, do the following:

Use your browser to get to the HP IT Resource Center page
at:

http://itrc.hp.com

Use the 'Login' tab at the left side of the screen to login
using your ID and password. Use your existing login or the
"Register" button at the left to create a login, in order to
gain access to many areas of the ITRC. Remember to save the
User ID assigned to you, and your password.

In the left most frame select "Maintenance and Support".

Under the "Notifications" section (near the bottom of
the page), select "Support Information Digests".

To -subscribe- to future HP Security Bulletins or other
Technical Digests, click the check box (in the left column)
for the appropriate digest and then click the "Update
Subscriptions" button at the bottom of the page.

or

To -review- bulletins already released, select the link
(in the middle column) for the appropriate digest.

NOTE: Using your itrc account security bulletins can be
found here:
http://itrc.hp.com/cki/bin/doc.pl/sc...curityBulletin


To -gain access- to the Security Patch Matrix, select
the link for "The Security Bulletins Archive". (near the
bottom of the page) Once in the archive the third link is
to the current Security Patch Matrix. Updated daily, this
matrix categorizes security patches by platform/OS release,
and by bulletin topic. Security Patch Check completely
automates the process of reviewing the patch matrix for
11.XX systems.

For information on the Security Patch Check tool, see:
http://www.software.hp.com/cgi-bin/s...arser.cgi/cgi/
displayProductInfo.pl?productNumber=B6834AA

The security patch matrix is also available via anonymous
ftp:

ftp://ftp.itrc.hp.com/export/patches..._patch_matrix/

On the "Support Information Digest Main" page:
click on the "HP Security Bulletin Archive".

The PGP key used to sign this bulletin is available from
several PGP Public Key servers. The key identification
information is:

2D2A7D59
HP Security Response Team (Security Bulletin signing only)
<security-alert@hp.com>
Fingerprint =
6002 6019 BFC1 BC62 F079 862E E01F 3AFC 2D2A 7D59

If you have problems locating the key please write to
security-alert@hp.com. Please note that this key is
for signing bulletins only and is not the key returned
by sending 'get key' to security-alert@hp.com.


D. To report new security vulnerabilities, send email to

security-alert@hp.com

Please encrypt any exploit information using the
security-alert PGP key, available from your local key
server, or by sending a message with a -subject- (not body)
of 'get key' (no quotes) to security-alert@hp.com.

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(c)Copyright 2003 Hewlett-Packard Company
Hewlett-Packard Company shall not be liable for technical or
editorial errors or omissions contained herein. The information
in this document is subject to change without notice.
Hewlett-Packard Company and the names of HP products referenced
herein are trademarks and/or service marks of Hewlett-Packard
Company. Other product and company names mentioned herein may be
trademarks and/or service marks of their respective owners.

__________________________________________________ _______________

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


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