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AUSCERT External Security Bulletin Redistribution
ESB-2021.0860
Security update available for Adobe Creative Cloud Desktop
Application | APSB21-18
10 March 2021
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AusCERT Security Bulletin Summary
---------------------------------
Product: Creative Cloud Desktop Application
Publisher: Adobe
Operating System: Windows
Impact/Access: Execute Arbitrary Code/Commands -- Unknown/Unspecified
Increased Privileges -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2021-21078 CVE-2021-21069 CVE-2021-21068
Original Bulletin:
https://helpx.adobe.com/security/products/creative-cloud/apsb21-18.html
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Security update available for Adobe Creative Cloud Desktop Application |
APSB21-18
+-------------------------+--------------------------------+------------------+
|Bulletin ID |Date Published |Priority |
+-------------------------+--------------------------------+------------------+
|ASPB21-18 |March 09, 2021 |3 |
+-------------------------+--------------------------------+------------------+
Summary
Adobe has released a security update for the Creative Cloud Desktop
Application for Windows. This update resolves multiple critical
vulnerabilities that could lead to arbitrary code execution in the context of
current user.
Affected versions
+---------------------------------------+---------------------------+---------+
| Product | Affected version |Platform |
+---------------------------------------+---------------------------+---------+
|Creative Cloud Desktop Application |5.3 and earlier version |Windows |
+---------------------------------------+---------------------------+---------+
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 |5.4 |Windows |3 |Download |
|Desktop Application | | | |Center |
+----------------------------+------------+--------+------------+-------------+
Vulnerability Details
+-----------------------+-----------------------------+--------+--------------+
|Vulnerability Category |Vulnerability Impact |Severity|CVE Numbers |
+-----------------------+-----------------------------+--------+--------------+
|Arbitrary file |Arbitrary Code Execution |Critical|CVE-2021-21068|
|overwrite | | | |
+-----------------------+-----------------------------+--------+--------------+
|OS Command Injection |Arbitrary Code |Critical|CVE-2021-21078|
| |Execution | | |
+-----------------------+-----------------------------+--------+--------------+
|Improper Input |Privilege escalation |Critical|CVE-2021-21069|
|Validation | | | |
+-----------------------+-----------------------------+--------+--------------+
Acknowledgments
Adobe would like to thank the following researchers for reporting this issue
and for working with Adobe to help protect our customers.
o Yjdfy (CVE-2021-21068)
o Rookuu working with Trend Micro Zero Day Initiative (CVE-2021-21069)
o Sebastian Fuchs from Star Finanz (CVE-2021-21078)
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