ESB-2018.3772 - ALERT [Win][Linux][Mac] Adobe Flash Player: Multiple vulnerabilities 2018-12-06

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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.3772
          Security updates available for Flash Player | APSB18-42
                              6 December 2018

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

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

Product:           Adobe Flash Player
                   Adobe Flash Player Installer
Publisher:         Adobe
Operating System:  Windows
                   Mac OS
                   Linux variants
                   Chrome OS
Impact/Access:     Execute Arbitrary Code/Commands -- Remote with User Interaction
                   Increased Privileges            -- Existing Account            
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-15983 CVE-2018-15982 

Original Bulletin: 
   https://helpx.adobe.com/security/products/flash-player/apsb18-42.html

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

Security updates available for Flash Player | APSB18-42
+-----------------------------------------------------------------------------+
|Bulletin ID            |Date Published                     |Priority         |
|-----------------------+-----------------------------------+-----------------|
|APSB18-42              |December 05, 2018                  | 1               |
+-----------------------------------------------------------------------------+

Summary

Adobe has released security updates for Adobe Flash Player for Windows, macOS,
Linux and Chrome OS. These updates address one critical vulnerability in Adobe
Flash Player and one important vulnerability in Adobe Flash Player installer.
Successful exploitation could lead to Arbitrary Code Execution and privilege
escalation in the context of the current user respectively. 

Adobe is aware of reports that an exploit for CVE-2018-15982 exists in the
wild.

Affected Product Versions

+-----------------------------------------------------------------------------+
|Product                             |Version           |Platform             |
|------------------------------------+------------------+---------------------|
|Adobe Flash Player Desktop Runtime  |31.0.0.153 and    |Windows, macOS and   |
|                                    |earlier versions  |Linux                |
|------------------------------------+------------------+---------------------|
|Adobe Flash Player for Google Chrome|31.0.0.153 and    |Windows, macOS, Linux|
|                                    |earlier versions  |and Chrome OS        |
|------------------------------------+------------------+---------------------|
|Adobe Flash Player for Microsoft    |31.0.0.153 and    |Windows 10 and 8.1   |
|Edge and Internet Explorer 11       |earlier versions  |                     |
|------------------------------------+------------------+---------------------|
|Adobe Flash Player Installer        |31.0.0.108 and    |Windows              |
|                                    |earlier           |                     |
+-----------------------------------------------------------------------------+

To verify the version of Adobe Flash Player installed on your system, access
the About Flash Player page, or right- click on content running in Flash Player
and select "About Adobe (or Macromedia) Flash Player" from the menu. If you use
multiple browsers, perform the check for each browser you have installed on
your system.

Solution

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

+-----------------------------------------------------------------------------+
|Product             |Version   |Platform     |Priority|Availability          |
|--------------------+----------+-------------+--------+----------------------|
|                    |          |             |        |Flash Player Download |
|Adobe Flash Player  |          |Windows,     |        |Center                |
|Desktop Runtime     |32.0.0.101|macOS        |1       |                      |
|                    |          |             |        |Flash Player          |
|                    |          |             |        |Distribution          |
|--------------------+----------+-------------+--------+----------------------|
|                    |          |Windows,     |        |                      |
|Adobe Flash Player  |32.0.0.101|macOS, Linux,|1       |Google Chrome Releases|
|for Google Chrome   |          |and Chrome   |        |                      |
|                    |          |OS           |        |                      |
|--------------------+----------+-------------+--------+----------------------|
|Adobe Flash Player  |          |             |        |                      |
|for Microsoft Edge  |32.0.0.101|Windows 10   |1       |Microsoft Security    |
|and Internet        |          |and 8.1      |        |Advisory              |
|Explorer 11         |          |             |        |                      |
|--------------------+----------+-------------+--------+----------------------|
|Adobe Flash Player  |32.0.0.101|Linux        |3       |Flash Player Download |
|Desktop Runtime     |          |             |        |Center                |
|--------------------+----------+-------------+--------+----------------------|
|                    |          |             |        |Flash Player Download |
|Adobe Flash Player  |          |             |        |Center                |
|Installer           |31.0.0.122|Windows      |2       |                      |
|                    |          |             |        |Flash Player          |
|                    |          |             |        |Distribution          |
+-----------------------------------------------------------------------------+

Note:

  * Adobe recommends users of the Adobe Flash Player Desktop Runtime
    for Windows, macOS and Linux update to Adobe Flash Player 32.0.0.101 via
    the update mechanism within the product [1] or by visiting the Adobe Flash
    Player Download Center.
  * Adobe Flash Player installed with Google Chrome will be
    automatically updated to the latest Google Chrome version, which will
    include Adobe Flash Player 32.0.0.101 for Windows, macOS, Linux and Chrome
    OS.
  * Adobe Flash Player installed with Microsoft Edge and Internet Explorer 11
    for Windows 10 and 8.1 will be automatically updated to the latest version,
    which will include Adobe Flash Player 32.0.0.101.
  * Please visit the Flash Player Help page for assistance in installing Flash
    Player.

[1] Users who have selected the option to 'Allow Adobe to install updates' will
receive the update automatically. Users who do not have the 'Allow Adobe to
install updates' option enabled can install the update via the update mechanism
within the product when prompted.

Vulnerability details

+-----------------------------------------------------------------------------+
|Vulnerability Category         |Vulnerability      |Severity |CVE Number     |
|                               |Impact             |         |               |
|-------------------------------+-------------------+---------+---------------|
|Use after free                 |Arbitrary Code     |Critical |CVE-2018-15982 |
|                               |Execution          |         |               |
|-------------------------------+-------------------+---------+---------------|
|Insecure Library Loading (DLL  |Privilege          |Important|CVE-2018-15983 |
|hijacking)                     |Escalation         |         |               |
+-----------------------------------------------------------------------------+

Acknowledgments

Adobe would like to thank the following individuals and organizations for
reporting the relevant issues and for working with Adobe to help protect our
customers:

  * Chenming Xu and Ed Miles of Gigamon ATR (CVE-2018-15982)
  * Yang Kang (@dnpushmen) and Jinquan (@jq0904) of Qihoo 360 Core Security
    (@360CoreSec)  (CVE-2018-15982)
  * He Zhiqiu, Qu Yifan, Bai Haowen, Zeng Haitao and Gu Liang of 360 Threat
    Intelligence of 360 Enterprise Security Group (CVE-2018-15982)
  * b2ahex (CVE-2018-15982)
  * Souhardya Sardar of Central Model School Barrackpore (CVE-2018-15983)

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

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