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             AUSCERT External Security Bulletin Redistribution

     ESB-2002.724 -- HEWLETT-PACKARD SECURITY BULLETIN: HPSBUX0210-223
                Security Vulnerability in JFS 3.1 (rev. 2)
                             27 December 2002

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

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:                JFS 3.1
Vendor:                 Hewlett-Packard
Operating System:       HP-UX 10.20
                        HP-UX 11.00
                        HP-UX 11.04
Platform:               HP9000 Series 700/800
Impact:                 Reduced Security
Access Required:        Existing Account

Ref:                    ESB-2002.713

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Document ID:  HPSBUX0210-223_
Date Loaded:  20021223
      Title:  SSRT2358 Security Vulnerability in JFS 3.1

- -----------------------------------------------------------------
 **REVISED 02**
 Source: HEWLETT-PACKARD COMPANY
 SECURITY BULLETIN: HPSBUX0210-223
 Originally issued: 14 Oct 2002
 Last revised: 23 Dec 2002

- --->> SSRT2358 Security Vulnerability in JFS 3.1
 -----------------------------------------------------------------

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.

 ------------------------------------------------------------------

**REVISED 02**

- --->>>PROBLEM: JFS3.1 sticky bit does not function properly.

IMPACT:  Standard UNIX filesystem security measures not observed.

PLATFORM: HP9000 Series 700/800 running HP-UX 10.20, 11.00, and
          11.04 releases.

SOLUTION: Apply appropriate patches:
             PHKL_24201 for 11.00,
             PHKL_27932 for 11.04 (VVOS),
             PHKL_27832 for 10.20 series 700,
             PHKL_27833 for 10.20 series 800.

MANUAL ACTIONS: No

AVAILABILITY: Patches are available now on itrc.hp.com.
CHANGE SUMMARY: Rev.01 Added HP-UX 11.04 patch
                Rev.02 Changed fileset applicability from
                       OnlineJFS to JournalFS.VXFS-BASE-KRN.
 ------------------------------------------------------------------
**REVISED 02**
 A. Background
    Hewlett-Packard has discovered that standard UNIX filesystem
    security measures are not being observed on HP-UX releases
    10.20, 11.00, and 11.04 when this product is being used.
- -->>The fileset is JournalFS.VXFS-BASE-KRN, not just OnlineJFS.

**REVISED 02**
 B. Recommended solution
    Retrieve and apply the appropriate patches:
             PHKL_24201 for HP-UX 11.00,
             PHKL_27932 for HP-UX 11.04 (VVOS),
             PHKL_27832 for HP-UX 10.20 series 700,
             PHKL_27833 for HP-UX 10.20 series 800.

    Note: - A reboot will be required.
          - HP-UX 10.24 (VVOS) is not affected.
          - Though the 11.00 patch has been superseded, this listed
            patch is first available solution to the security problem
            any newer superseded patches address this issue as well.

 --->>>  To determine if you are running JFS, run:
         /usr/sbin/swlist -l fileset JournalFS.VXFS-BASE-KRN


 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.

    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/swdepot_parser.cgi/cgi/
    displayProductInfo.pl?productNumber=B6834AA

    The security patch matrix is also available via anonymous
    ftp:

    ftp://ftp.itrc.hp.com/export/patches/hp-ux_patch_matrix/

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

 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.

 ----------------------------------------------------------------

(c) Copyright 2002 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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- -----End of Document ID:  HPSBUX0210-223_-------------------------------------

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