Adobe Security Bulletin

Security update available for Adobe Creative Cloud Desktop Application | APSB21-76

Bulletin ID

Date Published

Priority

ASPB21-76

September  14, 2021

3

Summary

Adobe has released an update for the Creative Cloud Desktop for Windows and macOS.  This update includes a fix for a critical vulnerability that could lead to arbitrary file system read in the context of current user.   

Affected versions

Product

Affected version

Platform

Creative Cloud Desktop Application 

5.4 and earlier version

macOS

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

5.5

macOS

3

Vulnerability Details

Vulnerability Category

Vulnerability Impact

Severity

CVSS base score 

CVE Numbers

Creation of Temporary File in Directory with Incorrect Permissions

 (CWE-379)

Arbitrary file system write

Critical

7.7

CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H

CVE-2021-28613

Acknowledgments

Adobe would like to thank  CQY of Topsec Alpha Team (yjdfy)  for reporting this issue and for working with Adobe to help protect our customers. 

Revisions

September 20, 2021: Updated CVSS base score and CVSS vector for  CVE-2021-28613.

September 27, 2021: Updated solution to only specify affected platform is macOS.




For more information, visit https://helpx.adobe.com/security.html , or email PSIRT@adobe.com.

 Adobe

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