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From: [log in to unmask] (Security Alert)
Newsgroups: comp.security.misc
Subject: Security Vulnerability in elm
Date: 8 Aug 1996 21:36:54 GMT
Organization: Hewlett Packard Cupertino Site
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HEWLETT-PACKARD SECURITY BULLETIN: HPSBUX9608-037, 08 August 1996
-------------------------------------------------------------------------

The information in the following Security Bulletin should be acted upon
as soon as possible.  Hewlett Packard 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.
_________________________________________________________________________

PROBLEM:  Vulnerabilities in elm executable.
PLATFORM: HP 9000 series 300/400/700/800 systems running any version HP-UX 
          9.X or 10.X.  

DAMAGE:   User files can be modified by non-owners.  When running a 
          restricted shell escapes may be possible.

SOLUTION: Apply patch PHCO_7204 (series 300/400, HP-UX 9.X), or
                      PHNE_7342 (series 700/800, HP-UX 9.X), or
                      PHNE_7343 (series 700/800, HP-UX 10.X).                     
AVAILABILITY:
          All of the patches are available now.  
          For BLS system patch availability please contact your support 
          representative.

_________________________________________________________________________

I.    elm 

   A. Background

      Based on information detailed in CERT(sm) Vendor-Initiated Bulletin 
      VB-95:10 Hewlett-Packard has found problems in the version of elm 
      shipped with currently supported HP-UX releases. 

   B. Fixing the problem

      Hewlett-Packard has created the above patches using the information 
      from the vendor.  These vulnerabilities can be eliminated by 
      installing the patches referenced herein. 

   C. Impact of the patch

      The patches provide a new version of the necessary executables 
      to fix the vulnerability.  Installation instructions are contained
      within the patches.

   D. To subscribe to automatically receive future NEW HP Security
      Bulletins from the HP SupportLine mail service via electronic
      mail, send an email message to:

      [log in to unmask]   (no Subject is required)

      Multiple instructions are allowed in the TEXT PORTION OF THE
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      To get a patch matrix of current HP-UX and BLS security
      patches referenced by either Security Bulletin or Platform/OS,
      put the following in the text portion of your message:

                  send hp-ux_patch_matrix

      World Wide Web service for browsing of bulletins is available 
      via our URL: http://us.external.hp.com

       Choose "Support news", then under Support news,
       choose "Security Bulletins"


   E. To report new security vulnerabilities, send email to

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     Hewlett-Packard (HP) customers (or the Internet community) for the
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________________________________________________________________________