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  Trend Micro Incorporated                               August 12, 2020
  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
                Trend Micro(TM) Portal Protect 2.6 - GM
                      for English - Windows - 64 Bits
                      Critical Patch - Build 1043
  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


     
     Contents
     ==========================================================

     1.  Overview of This Critical Patch Release

         1.1 Issues

         1.2 Files Included in This Release

     2.  Documentation Set

     3.  System Requirements

     4.  Installation

         4.1 Installing

         4.2 Uninstalling

     5.  Post-installation Configuration

     6.  Known Issues

     7.  Release History

     8.  Contact Information

     9.  About Trend Micro

     10. License Agreement

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

1. Overview of This Critical Patch Release
========================================================================
   
   1.1 Issues
   ======================================================================
   This critical patch resolves the following issues: 
    
   Issue 1:      A directory traversal vulnerability occurs when 
                 PortalProtect downloads engine files or pattern files 
                 from the local ActiveUpdate (AU) server.
                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   Solution 1:   This critical patch updates the Trend Micro  
                 ActiveUpdate modules to resolve this issue.



   1.2 Files Included in This Release
   =====================================================================

   A. Files for Current Issue
   ---------------------------------------------------

      Filename                               Build No. 
      --------------------------------------------------------------------
      [PortalProtect]
      Build64.exe                            2.86.0.1113
      cert5.db                               n/a
      ciuas64.dll                            1.0.0.2075
      ciussi64.dll                           2.0.0.2074
      expapply64.dll                         8.4.2.0
      expbuild64.dll                         8.4.2.0
      icrcauapi.dll                          2.5.0.1115
      liblwtpciu64.dll                       1.0.0.1005
      patch64.exe                            2.86.0.1113
      patchw64.dll                           12.22.0.0
      pbld64.dll                             12.20.0.0
      psmc64.dll                             8.4.2.0
      TmUpdate64.dll                         2.86.0.1113
      x500.db                                n/a
    
   B. File for Previous Issues 
   ---------------------------------------------------
      Not applicable.
 

2. Documentation Set
========================================================================
   To download or view electronic versions of the documentation set for 
   this product, go to http://docs.trendmicro.com

   In addition to this Readme file, the documentation set for this 
   product includes the following:

   - Online Help: The Online Help contains an overview of features
     and key concepts, and information on configuring and
     maintaining product.
     
     To access the Online Help, go to http://docs.trendmicro.com

   - Installation Guide (IG): The Installation Guide contains
     information on requirements and procedures for installing and
     deploying product. 
     
   - Administrator's Guide (AG): The Administrator's Guide contains
     an overview of features and key concepts, and information on
     configuring and maintaining product.

   - Getting Started Guide (GSG): The Getting Started Guide
     contains product overview, installation planning, installation
     and configuration instructions, and basic information intended
     to get product 'up and running'. 

   - Support Portal: The Support Portal contains information on
     troubleshooting and resolving known issues.

     To access the Support Portal, go to https://success.trendmicro.com


3. System Requirements
========================================================================
    1. Trend Micro Portal Protect 2.6 GM Build 1037 - English - Windows -
    x64


4. Installation
========================================================================
   This section explains key steps for installing the critical patch.


   4.1 Installing
   =====================================================================    
    
   To install this critical patch on Normal Servers (x64):
   1. Copy the self-extracting file
      "pp_26_win_en_criticalpatch1_b1043.exe", to any
      location on the PortalProtect server.
   2. Run the "pp_26_win_en_criticalpatch1_b1043.exe" file.
   3. In the setup screen, click "Install" and follow the on-screen
      instructions to complete the installation.The "Installation 
      successful!" message appears after the system completes the 
      installation.

   NOTE: This critical patch restarts the following services during
   installation:
   * Microsoft SharePoint Timer Service
   * Microsoft World Wide Web Publishing Service
   * Trend Micro PortalProtect_Master service
   * Trend Micro PortalProtect_SystemWatcher service
  
   4.2 Uninstalling
   =====================================================================    
    
   To roll back to the previous build:
   1. Open the registry editor. Click "Start > Run". Type "REGEDIT"
      and press "Enter".
   2. Take note of the "Backup Dir" value in the
      "\HKEY_LOCAL_MACHINE\SOFTWARE\TrendMicro
      \PortalProtect\Hotfix\PP2.6 Critical Patch 1\"registry key. A
      typical value would be "C:\Program Files\Trend Micro\
      PortalProtect\HotFix\B-1043".
   3. Run "Uninstall.bat" in the backup folder to start the
      rollback. If the rollback is successful, the message "Remove
      installation successful" appears.
   4. Click "OK."

 
5. Post-Installation Configuration
========================================================================
   No post-installation steps are required.

   NOTE: Trend Micro recommends that you update your scan engine and
   virus pattern files immediately after installing the product.


6. Known Issues
========================================================================
   There are no known issues for this critical patch release.

    
7. Release History
========================================================================
   For more information about updates to this product, go to:

   http://www.trendmicro.com/download


8. Contact Information  
========================================================================
   A license to Trend Micro software usually includes the right to
   product updates, pattern file updates, and basic technical support
   for one (1) year from the date of purchase only. After the first
   year, you must renew Maintenance on an annual basis at Trend Micro's
   then-current Maintenance fees.

   Contact Trend Micro via fax, phone, and email, or visit our website
   to download evaluation copies of Trend Micro products.

   https://www.trendmicro.com/en_us/contact.html

   NOTE: This information is subject to change without notice.
         

9. About Trend Micro  
========================================================================
   Smart, simple, security that fits

   As a global leader in IT security, Trend Micro develops innovative
   security solutions that make the world safe for businesses and
   consumers to exchange digital information.

   Copyright 2020, Trend Micro Incorporated. All rights reserved.

   Trend Micro, Portal Protect, and the t-ball logo are trademarks   
   of Trend Micro Incorporated and are registered in some jurisdictions.   
   All other marks are the trademarks or registered trademarks    
   of their respective companies.    


10. License Agreement  
========================================================================
   View information about your license agreement with Trend Micro at: 
   https://www.trendmicro.com/en_us/about/legal.html

   Third-party licensing agreements can be viewed:
   - By selecting the "About" option in the application user interface
   - By referring to the "Legal" page of the Administrator's Guide 




