ESB-2018.0745 - [Win][Linux][Mac] Adobe Connect: Multiple vulnerabilities 2018-03-14

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.0745
               Security updates available for Adobe Connect
                               14 March 2018

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

Product:           Adobe Connect
Publisher:         Adobe
Operating System:  Windows
                   Linux variants
                   Mac OS
Impact/Access:     Cross-site Scripting   -- Remote with User Interaction
                   Delete Arbitrary Files -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-4923 CVE-2018-4921 

Original Bulletin: 
   https://helpx.adobe.com/security/products/connect/apsb18-06.html

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

Security updates available for Adobe Connect | APSB18-06

+-----------------------------------------------------------------------------+
|Bulletin ID              |Date Published                  |Priority          |
|-------------------------+--------------------------------+------------------|
|APSB18-06                |March 13, 2018                  |3                 |
+-----------------------------------------------------------------------------+

Summary

Adobe has released a security update for Adobe Connect. This update resolves an
unrestricted SWF file upload vulnerability (CVE-2018-4921), which could be
exploited to conduct cross-site scripting attacks. This update also resolves an
OS command injection vulnerability in the Adobe Connect URI handler on Windows
(CVE-2018-4923) that could result in unintended arbitrary local file removal or
forced uninstall of the application.

Affected product versions

+-----------------------------------------------------------------------------+
|                Product                |      Version       |    Platform    |
|---------------------------------------+--------------------+----------------|
|Adobe Connect                          |9.7 and earlier     |All             |
+-----------------------------------------------------------------------------+

Solution

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

+-----------------------------------------------------------------------------+
|Product            |Version   |Platform   |Priority   |Availability          |
|-------------------+----------+-----------+-----------+----------------------|
|Adobe Connect      |9.7.5     |All        |3          |Release note          |
+-----------------------------------------------------------------------------+

Vulnerability details

+-----------------------------------------------------------------------------+
|Vulnerability Category       |Vulnerability Impact   |Severity |CVE Number   |
|-----------------------------+-----------------------+---------+-------------|
|OS Command Injection         |Arbitrary file deletion|Important|CVE-2018-4923|
|-----------------------------+-----------------------+---------+-------------|
|Unrestricted SWF File Upload |Information disclosure |Important|CVE-2018-4921|
+-----------------------------------------------------------------------------+

Acknowledgments

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

  * Ciaran McNally (CVE-2018-4921)
  * Rgod (CVE-2018-4923)

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

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