Security Vulnerability in VVOS TGP

From: Aleph One (aleph1at_private)
Date: Tue Dec 14 1999 - 09:27:51 PST

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    Digest Name:  Daily Security Bulletins Digest
        Created:  Tue Dec 14  3:00:06 PST 1999
    
    Table of Contents:
    
    Document ID      Title
    ---------------  -----------
    HPSBUX9912-107   Security Vulnerability in VVOS TGP
    
    The documents are listed below.
    -------------------------------------------------------------------------------
    
    
    Document ID:  HPSBUX9912-107
    Date Loaded:  19991213
          Title:  Security Vulnerability in VVOS TGP
    
    -------------------------------------------------------------------------
          HEWLETT-PACKARD COMPANY SECURITY ADVISORY: #000107 14 Dec. 1999
    -------------------------------------------------------------------------
    
    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.
    
    -------------------------------------------------------------------------
    PROBLEM:  Programs running on the VirtualVault may be proxied by
              the Trusted Gateway Proxy (TGP) without having proper access.
    
    PLATFORM: HP9000 Series 7/800 running HP-UX 10.24 (VVOS) with
              VirtualVault A.03.50 (either US/Canada or International),
              _ONLY_ with patch PHSS_17692 installed.
    
    DAMAGE:   Unprivileged processes may gain access to the INSIDE network.
    
    SOLUTION: Apply the patch noted below.
    
    AVAILABILITY: The patch is currently available.
    -------------------------------------------------------------------------
    I.
       A. Background
          VirtualVault A.03.50 patch PHSS_17692 introduced a vulnerability
          in the Trusted Gateway Proxy (TGP) that could allow programs to
          be proxied by the TGP without having proper access.
    
       B. Fixing the problem
          This problem can be eliminated by installing the following patch,
          which supersedes the original PHSS_17692.
          Hewlett-Packard recommends that the following patch be loaded
          as applicable for HP-UX 10.24 (VVOS):
             with VirtualVault A.03.50 (International):      PHSS_20476
             with VirtualVault A.03.50 (US/Canada):          PHSS_20476
    
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    -----End of Document ID:  HPSBUX9912-107--------------------------------------
    



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