AUSCERT External Security Bulletin Redistribution
             ESB-2001.008 -- COMPAQ SSRT0689U Security Advisory
         Potential Security setgid problem with locale message files
                               8 January 2000


	AusCERT Security Bulletin Summary

Product:                locale
Vendor:                 Compaq
Operating System:       Tru64 UNIX  V4.0D, V4.0F, V4.0G, V5.0, V5.0a
Access Required:        Existing Account

Ref:                    ESB-2001.004

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 SOURCE:  Compaq Computer Corporation             SSRT0689U
                    Software Security Response Team

  TITLE:  Potential Security setgid problem with locale message files
                (Compaq Case ID: SSRT0689U)
       x-ref: SGI CORE-090400, CVE# CAN2000-0844), potential locale
       format vulnerability.
   Date:  18-DEC-2000

  "Compaq is broadly distributing this Security Advisory in order
  to bring to the attention of users of Compaq products the
  important security information contained in this Advisory.
  Compaq recommends that all users determine the applicability of
  this information to their individual situations and take
  appropriate action.

  Compaq does not warrant that this information is necessarily
  accurate or complete for all user situations and, consequently,
  Compaq will not be responsible for any damages resulting from
  user's use or disregard of the information provided in this


  Versions Affected:  Compaq's Tru64 UNIX V4.0D, V4.0F, V4.0G
                      Compaq's Tru64 UNIX V5.0, V5.0a,
                      Fix Shipped in the latest patch kit for V5.1 (BL1)

  For all other versions Compaq strongly recommends you upgrade to a 
  minimum of V4.0D and obtain the necessary patch.

  A potential security vulnerability has been discovered, where under
  certain circumstances, system privilege may be compromised within a

  SEVERITY: Medium


  In many implementations of locale message support a problem has
  been reported where checks are not made for setgid programs in the
  message catalog code using NLSPATH environmental variable.

  Note: Compaq's TRU64 UNIX does not use NLSPATH environmental
        variable if the program file is setuid root, or the current working
        directory if the user is the root user and/or the message catalog is
        setuid root.


  Compaq Tru64 UNIX engineering has provided a fix for this potential
  problem for all supported versions of the software.  We apologize
  that  this fix is not available from our patch site. If you determine
  that you need this fix please contact your normal Compaq Services support
  channel and request a patch using the reference SSRT0689U.

  Compaq appreciates your cooperation and patience. We regret any
  inconvenience applying this information may cause.

  As always, Compaq urges you to periodically review your system
  management and security procedures.  Compaq will continue to
  review and enhance the security features of its products and work
  with customers to maintain and improve the security and integrity
  of their systems.

 (c) Copyright 2000 Compaq Computer Corporation.  All rights reserved

Version: 2.7.1


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