Operating System:

[Mac]

Published:

10 November 2021

Protect yourself against future threats.

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             AUSCERT External Security Bulletin Redistribution

                              ESB-2021.3716.2
      APSB21-111: Security update available for Adobe Creative Cloud
                             10 November 2021

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

Product:           Adobe Creative Cloud Desktop Application
Publisher:         Adobe
Operating System:  macOS
Impact/Access:     Denial of Service -- Remote/Unauthenticated
                   Reduced Security  -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2021-43017  

Original Bulletin: 
   https://helpx.adobe.com/security/products/creative-cloud/apsb21-111.html

Revision History:  November 10 2021: Corrected product name
                   November 10 2021: Initial Release

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Security update available for Adobe Creative Cloud Desktop Application |
APSB21-111

Bulletin ID                  Date Published                 Priority

ASPB21-111               November 9, 2021                    3


Summary

Adobe has released an update for the Creative Cloud Desktop for Windows and
macOS. This update includes a fix for an important vulnerability that could
lead to application denial of service in the context of current user.

Affected versions

Product                                  Affected version            Platform

Creative Cloud Desktop Application       5.5 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       Platform Priority      Availability
                              version                rating

Creative Cloud Desktop        5.6           macOS    3             Download
Application                                                        Center


Vulnerability Details

  Vulnerability     Vulnerability             CVSS
    Category           Impact       Severity  base  CVSS vector   CVE Numbers
                                              score

Creation of
Temporary File in                                   CVSS:3.1/
Directory with    Application                       AV:N/AC:L/
Incorrect         denial-of-service Important 6.5   PR:N/UI:N/   CVE-2021-43017
Permissions                                         S:U/C:N/I:L/
                                                    A:L
( CWE-379 )


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.

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

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