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AUSCERT External Security Bulletin Redistribution
ESB-2020.2390
APSB20-33 Security update available for Adobe Creative Cloud
Desktop Application
15 July 2020
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: Adobe Creative Cloud desktop
Publisher: Adobe
Operating System: Windows
Impact/Access: Increased Privileges -- Remote with User Interaction
Overwrite Arbitrary Files -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2020-9682 CVE-2020-9671 CVE-2020-9670
CVE-2020-9669
Original Bulletin:
https://helpx.adobe.com/security/products/creative-cloud/apsb20-33.html
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Security update available for Adobe Creative Cloud Desktop Application |
APSB20-33
+-------------------------+--------------------------------+------------------+
|Bulletin ID |Date Published |Priority |
+-------------------------+--------------------------------+------------------+
|APSB20-33 |July 14, 2020 |2 |
+-------------------------+--------------------------------+------------------+
Summary
Adobe has released a security update for Creative Cloud Desktop Application for
Windows. This update addresses critical and important vulnerabilities.
Successful exploitation could lead to arbitrary file system write and privilege
escalation in the context of the current user.
Affected versions
+---------------------------------------+---------------------------+---------+
| Product | Affected version |Platform |
+---------------------------------------+---------------------------+---------+
|Creative Cloud Desktop Application |5.1 and earlier versions |Windows |
+---------------------------------------+---------------------------+---------+
Note:
To check the version of the Adobe Creative Cloud desktop app:
1. Launch the Creative Cloud desktop app and sign in with your Adobe ID
2. Click the gear icon and choose Preferences > General
To check the version of the Adobe Creative Cloud desktop app (5.0 or later):
1. Launch the Creative Cloud desktop app and sign in with your Adobe ID
2. Click the Help menu and choose "About Creative Cloud"
Solution
Adobe categorizes this update with the following priority rating and recommends
users update their installation to the newest version:
+----------------------------+------------+--------+------------+------------+
| Product | Updated |Platform| Priority |Availability|
| | version | | rating | |
+----------------------------+------------+--------+------------+------------+
|Creative Cloud Desktop |5.2 |Windows |2 |Download |
|Application | | | |Center |
+----------------------------+------------+--------+------------+------------+
Thelatest Creative Cloud Desktop Appinstallercan be downloadedfromthe Download
Center .
Vulnerability Details
+--------------------------+--------------------------+---------+-------------+
|Vulnerability Category |Vulnerability Impact |Severity |CVE Numbers |
+--------------------------+--------------------------+---------+-------------+
|Lack of Exploit |Privilege escalation |Important|CVE-2020-9669|
|Mitigations | | | |
+--------------------------+--------------------------+---------+-------------+
|Insecure File permissions |Privilege escalation |Important|CVE-2020-9671|
+--------------------------+--------------------------+---------+-------------+
|Symlink vulnerability |Privilege escalation |Important|CVE-2020-9670|
+--------------------------+--------------------------+---------+-------------+
|Symlink vulnerability |Arbitrary file system |Critical |CVE-2020-9682|
| |write | | |
+--------------------------+--------------------------+---------+-------------+
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:
o Xavier DANEST - Decathlon (CVE-2020-9671)
o Zhongcheng Li(CK01) of Topsec Alpha Team (CVE-2020-9669, CVE-2020-9670,
CVE-2020-9682)
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