Adobe Security Bulletin

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.  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 and Mac OS

Solution

Adobe categorizes this update with the following priority rating and recommends users update their installation to the newest version:

Product

Updated version

Platform

Priority rating

Availability

Creative Cloud Desktop Application

5.4

Windows and Mac OS

3

Vulnerability Details

Vulnerability Category

Vulnerability Impact

Severity

CVE Numbers

Arbitrary file overwrite

Arbitrary Code Execution

Critical

CVE-2021-21068

OS Command Injection

Arbitrary Code Execution        

Critical

CVE-2021-21078

Improper Input Validation

Privilege escalation

Critical

CVE-2021-21069

CVE-2021-28547

Acknowledgments

Adobe would like to thank the following researchers for reporting this issue and for working with Adobe to help protect our customers. 

  • Qingyang Chen of Topsec Alpha Team (CVE-2021-21068, CVE-2021-28547)
  • Rookuu working with Trend Micro Zero Day Initiative (CVE-2021-21069)
  • Sebastian Fuchs from Star Finanz (CVE-2021-21078)

Revisions

March 26, 2021: Added details for CVE-2021-28547.



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