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Source: HEWLETT-PACKARD COMPANY
SECURITY BULLETIN: HPSBUX0401-305
Originally issued: 06 January 2004
SSRT4681 Apache 1.3.29 web server on VVOS
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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: Multiple stack-based buffer overflows in mod_alias
and mod_rewrite modules for Apache versions prior
to 1.3.29.

IMPACT: Potential denial of service (DoS) attack and remote
execution of arbitrary code.

PLATFORM: HP9000 Servers 700/800 running HP-UX release 11.04
(VVOS) with Virtualvault A.04.50 or Virtualvault A.04.60
or Virtualvault A.04.70 installed.

SOLUTION: For Virtualvault releases, install the below mentioned
patches:
Virtualvault 4.5:
PHSS_30159 s700_800 11.04 Virtualvault 4.5 IWS update
PHSS_30160 s700_800 11.04 Virtualvault 4.5 OWS update

Virtualvault 4.6:
PHSS_30153 s700_800 11.04 Virtualvault 4.6 IWS update
PHSS_30154 s700_800 11.04 Virtualvault 4.6 OWS update

Virtualvault 4.7:
PHSS_30055 s700_800 11.04 Virtualvault 4.7 IWS update
PHSS_30056 s700_800 11.04 Virtualvault 4.7 OWS update

Webproxy 2.0:
PHSS_29894 s700_800 11.04 Webproxy server 2.0 update

Webproxy 2.1:
PHSS_30058 s700_800 11.04 Webproxy server 2.1 update

MANUAL ACTIONS: None

AVAILABILITY: All patches are available now from <itrc.hp.com>.
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A. Background

The Common Vulnerabilities and Exposures project
<cve.mitre.org> has identified a potential vulnerability in
the Apache HTTP Server on versions prior to 1.3.29 and has
assigned the name CAN-2003-0542 to this issue.

References for vulnerability:

http://httpd.apache.org/dist/httpd/Announcement2.html
http://www.securityfocus.com/archive/1/342674
http://www.redhat.com/support/errata/RHSA-2003-360.html

It affects the following HP product numbers:

B5411EA Virtualvault 4.5 (VVOS 11.04)
B5411FA Virtualvault 4.6 (VVOS 11.04)
B5411FA Virtualvault 4.7 (VVOS 11.04)
B9102BA Webproxy 2.0 (VVOS 11.04)
B9102BA Webproxy 2.1 (VVOS 11.04)

AFFECTED VERSIONS

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

HP-UX B.11.04
===========
For Virtualvault 4.5
VaultWS.WS-CORE
fix: install PHSS_30159 or subsequent
VaultTS.VV-IWS
fix: install PHSS_30160 or subsequent

For Virtualvault 4.6
VaultWS.WS-CORE
fix: install PHSS_30154 or subsequent
VaultTS.VV-IWS
fix: install PHSS_30153 or subsequent

For Virtualvault 4.7
VaultWS.WS-CORE
fix: install PHSS_30055 or subsequent
VaultTS.VV-IWS
fix: install PHSS_30056 or subsequent

For Webproxy 2.0
HP_Webproxy.HPWEB-PX-CORE
fix: install PHSS_29894 or subsequent

For Webproxy 2.1
HP_Webproxy.HPWEB-PX-CORE
fix: install PHSS_30058 or subsequent

END AFFECTED VERSIONS

B. Recommended solution
Install the patches that upgrade the Apache server version in
the HP-UX release 11.04 to 1.3.29. The fixes for the
Virtualvault releases noted below are available with the
following patches:

Virtualvault 4.5:
PHSS_30159 s700_800 11.04 Virtualvault 4.5 IWS update
PHSS_30160 s700_800 11.04 Virtualvault 4.5 OWS update
Virtualvault 4.6:
PHSS_30153 s700_800 11.04 Virtualvault 4.6 IWS update
PHSS_30154 s700_800 11.04 Virtualvault 4.6 OWS update
Virtualvault 4.7:
PHSS_30055 s700_800 11.04 Virtualvault 4.7 IWS update
PHSS_30056 s700_800 11.04 Virtualvault 4.7 OWS update
Webproxy 2.0:
PHSS_29894 s700_800 11.04 Webproxy server 2.0 update
Webproxy 2.1:
PHSS_30058 s700_800 11.04 Webproxy server 2.1 update

C. To subscribe to automatically receive future NEW HP Security
Bulletins from the HP IT Resource Center via electronic=20
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. Please note that installing the patches
listed in the Security Patch Matrix will completely
implement a security bulletin _only_ if the MANUAL ACTIONS
field specifies "No."

The Security Patch Check tool can verify that a security
bulletin has been implemented on HP-UX 11.XX systems providing
that the fix is completely implemented in a patch with no
manual actions required. The Security Patch Check tool cannot
verify fixes implemented via a product upgrade.

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
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2D2A7D59
HP Security Response Team (Security Bulletin signing only)

Fingerprint =
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If you have problems locating the key please write to
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D. To report new security vulnerabilities, send email to

security-alert@hp.com

Please encrypt any exploit information using the
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(c)Copyright 2004 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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