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             AUSCERT External Security Bulletin Redistribution

                               ESB-2020.4347
     APSB20-75 Security update available for Adobe Acrobat and Reader
                             10 December 2020

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

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Adobe Acrobat and Reader
Publisher:         Adobe
Operating System:  Windows
                   Mac OS
Impact/Access:     Access Confidential Data -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2020-29075  

Original Bulletin: 
   https://helpx.adobe.com/security/products/acrobat/apsb20-75.html

- --------------------------BEGIN INCLUDED TEXT--------------------

Security update available for Adobe Acrobat and Reader | APSB20-75
+-----------------------+-----------------------------------+-----------------+
|      Bulletin ID      |          Date Published           |    Priority     |
+-----------------------+-----------------------------------+-----------------+
|APSB20-75              |December 09, 2020                  |2                |
+-----------------------+-----------------------------------+-----------------+

Summary

Adobe has released security updates for Adobe Acrobat and Reader for Windows
and macOS. These updates address an important vulnerability. Successful
exploitation could lead toinformation disclosure in the context of the current
user.

Affected Versions

+-----------------+-----------+--------------------------------+--------------+
|     Product     |   Track   |       Affected Versions        |   Platform   |
+-----------------+-----------+--------------------------------+--------------+
|Acrobat DC       |Continuous |2020.013.20066 and earlier      |Windows &     |
|                 |           |versions                        |macOS         |
+-----------------+-----------+--------------------------------+--------------+
|Acrobat Reader DC|Continuous |2020.013.20066 and earlier      |Windows &     |
|                 |           |versions                        |macOS         |
+-----------------+-----------+--------------------------------+--------------+
+-----------------+-----------+--------------------------------+--------------+
|Acrobat 2020     |Classic    |2020.001.30010 and earlier      |Windows &     |
|                 |2020       |versions                        |macOS         |
+-----------------+-----------+--------------------------------+--------------+
|Acrobat Reader   |Classic    |2020.001.30010 and earlier      |Windows &     |
|2020             |2020       |versions                        |macOS         |
+-----------------+-----------+--------------------------------+--------------+
+-----------------+-----------+--------------------------------+--------------+
|Acrobat 2017     |Classic    |2017.011.30180 and earlier      |Windows &     |
|                 |2017       |versions                        |macOS         |
+-----------------+-----------+--------------------------------+--------------+
|Acrobat Reader   |Classic    |2017.011.30180 and earlier      |Windows &     |
|2017             |2017       |versions                        |macOS         |
+-----------------+-----------+--------------------------------+--------------+

Solution

Adobe recommends users update their software installations to the latest
versions by following the instructions below.

The latest product versions are available to end users via one of the following
methods:

  o Users can update their product installations manually by choosing Help >
    Check for Updates.

  o The products will update automatically, without requiring user
    intervention, when updates are detected.

  o The full Acrobat Reader installer can be downloaded from the Acrobat Reader
    Download Center .

For IT administrators (managed environments):

  o Refer to the specific release note version for links to installers.

  o Install updates via your preferred methodology, such as AIP-GPO,
    bootstrapper, SCUP/SCCM (Windows), or on macOS, Apple Remote Desktop and
    SSH.

Adobe categorizes these updates with the following priority ratings and
recommends users update their installation to the newest version:

+------------+----------+-----------------+-----------+----------+------------+
|   Product  |  Track   |Updated Versions | Platform  | Priority |Availability|
|            |          |                 |           |  Rating  |            |
+------------+----------+-----------------+-----------+----------+------------+
|Acrobat DC  |Continuous|2020.013.20074   |Windows and|2         |Release     |
|            |          |                 |macOS      |          |Notes       |
+------------+----------+-----------------+-----------+----------+------------+
|Acrobat     |Continuous|2020.013.20074   |Windows and|2         |Release     |
|Reader DC   |          |                 |macOS      |          |Notes       |
+------------+----------+-----------------+-----------+----------+------------+
+------------+----------+-----------------+-----------+----------+------------+
|Acrobat 2020|Classic   |2020.001.30018   |Windows and|2         |Release     |
|            |2020      |                 |macOS      |          |Notes       |
+------------+----------+-----------------+-----------+----------+------------+
|Acrobat     |Classic   |2020.001.30018   |Windows and|2         |Release     |
|Reader 2020 |2020      |                 |macOS      |          |Notes       |
+------------+----------+-----------------+-----------+----------+------------+
+------------+----------+-----------------+-----------+----------+------------+
|Acrobat 2017|Classic   |2017.011.30188   |Windows and|2         |Release     |
|            |2017      |                 |macOS      |          |Notes       |
+------------+----------+-----------------+-----------+----------+------------+
|Acrobat     |Classic   |2017.011.30188   |Windows and|2         |Release     |
|Reader 2017 |2017      |                 |macOS      |          |Notes       |
+------------+----------+-----------------+-----------+----------+------------+

Vulnerability Details

+-------------------------+----------------------+---------+------------------+
|  Vulnerability Category | Vulnerability Impact |Severity |    CVE Number    |
+-------------------------+----------------------+---------+------------------+
|Improper input validation|Information Disclosure|Important|CVE-2020-29075    |
+-------------------------+----------------------+---------+------------------+

Acknowledgements

Adobe would like to thank Gareth Heyes from Portswigger for reporting the
relevant issues and for working with Adobe to help protect our customers.

- --------------------------END INCLUDED TEXT--------------------

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