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Hewlett-Packard HP-UX newgrp command does not function properly

Vulnerability Note VU#249224

Original Release Date: 2001-05-01 | Last Revised: 2004-02-23

Overview

A security vulnerability exists in the newgrp command on certain Hewlett-Packard systems.

Description

HP9000 servers running HP-UX release 11.11 contain a security vulnerability allowing users to gain increased capability. No further details are available. See HP document HPSBUX0103-147.

Impact

The complete impact of this vulnerability is not yet known.

Solution

Apply a patch as described in the HP bulletin.

Vendor Information

249224
 
Affected   Unknown   Unaffected

Hewlett-Packard Company

Notified:  March 26, 2001 Updated:  April 30, 2001

Status

  Vulnerable

Vendor Statement

                        HP Support Information Digests

===============================================================================
o  IT Resource Center World Wide Web Service
  ---------------------------------------------------

   If you subscribed through the IT Resource Center and would
  like to be REMOVED from this mailing list, access the
  IT Resource Center on the World Wide Web at:

     http://www.itresourcecenter.hp.com/

   Login using your IT Resource Center User ID and Password.
  Then select Support Information Digests (located under
  Maintenance and Support).  You may then unsubscribe from the
  appropriate digest.
===============================================================================


Digest Name:  daily security bulletins digest
   Created:  Mon Mar 26  3:00:03 PST 2001

Table of Contents:

Document ID      Title
---------------  -----------
HPSBUX0103-147   Sec. Vulnerability in newgrp(1)

The documents are listed below.
-------------------------------------------------------------------------------


Document ID:  HPSBUX0103-147
Date Loaded:  20010325
     Title:  Sec. Vulnerability in newgrp(1)

----------------------------------------------------------------------
  HEWLETT-PACKARD COMPANY SECURITY BULLETIN: #0147, 26 Mar. '01
----------------------------------------------------------------------
   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.
----------------------------------------------------------------------
ISSUE:  the newgrp(1) command doesn't function properly.

PLATFORM:  HP9000 servers running HP-UX release 11.11.

POSSIBLE RESULT: Users could gain increased capability.

SOLUTION: Apply patches for HP-UX releases as follows:
                for 11.11:           PHCO_23083.

AVAILABILITY: The patch is available now.
-----------------------------------------------------------------------
I.
   A. Background
      Hewlett-Packard Company has become aware of a defect in the
      newgrp(1) command in only the HP-UX release 11.11.

    B. Fixing the problem can be fully resolved by applying
      the patch to your system.
      For HP-UX releases
                    11.11:           PHCO_23083.

    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

       Under the Maintenance and Support Menu (Electronic Support
      Center):  click on the "more..." link.  Then -

       Use the 'Login' tab at the left side of the screen to login
      using your ID and password.  Check with your system
      administrator to see if you have an existing login or use
      the "Register" button at the left to create a login.  You
      will need to login in order to gain access to many areas of
      the ITRC. Remember to save the User ID assigned to you, and
      your password.

       Under the Maintenance and Support Menu, click on the "more..."
      link.  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 "hp security bulletins archive" near the bottom.
      Once in the archive the top link is to our current Security
      Patch Matrix.  Updated daily, this matrix categorizes security
      patches by platform/OS release, and by bulletin topic.

       The security patch matrix is also available via anonymous ftp:

       ftp.itrc.hp.com
      ~ftp/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.

       Permission is granted for copying and circulating this Bulletin
      to Hewlett-Packard (HP) customers (or the Internet community)
      for the purpose of alerting them to problems, if and only if,
      the Bulletin is not edited or changed in any way, is attributed
      to HP, and provided such reproduction and/or distribution is
      performed for non-commercial purposes.

       Any other use of this information is prohibited. HP is not
      liable for any misuse of this information by any third party.
________________________________________________________________________
-----End of Document ID:  HPSBUX0103-147--------------------------------------

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

Check with HP for the latest version of this document, if any.

If you have feedback, comments, or additional information about this vulnerability, please send us email.


CVSS Metrics

Group Score Vector
Base N/A N/A
Temporal N/A N/A
Environmental N/A

References

Acknowledgements

This document was written by Shawn V. Hernan.

Other Information

CVE IDs: None
Date Public: 2001-03-26
Date First Published: 2001-05-01
Date Last Updated: 2004-02-23 22:12 UTC
Document Revision: 6

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