Adobe Security Bulletin

Security Updates Available for Adobe After Effects | APSB21-33

Bulletin ID

Date Published

Priority

ASPB21-33

May 11, 2021    

3

Summary

Adobe has released an update for Adobe After Effects for Windows and macOS. This update addresses multiple critical and an important vulnerability. Successful exploitation could lead to arbitrary code execution in the context of the current user.    

Affected Versions

Product

Version

Platform

Adobe After Effects

18.1 and earlier versions       

Windows

Solution

Adobe categorizes these updates with the following priority ratings and recommends users update their installation to the newest version via the Creative Cloud desktop app’s update mechanism.  For more information, please reference this help page.

Product

Version

Platform

Priority Rating

Availability

Adobe After Effects

18.2

Windows and macOS

3

Adobe After Effects

17.7.1

Windows and macOS

3

For managed environments, IT administrators can use the Admin Console to deploy Creative Cloud applications to end users. Refer to this help page for more information.

Note:

CVE-2021-28586 and CVE-2021-28587 are resolved by Adobe After Effects version 18.1 and later.

Vulnerability details

Vulnerability Category

Vulnerability Impact

Severity

CVE Numbers

OS Command Injection

Arbitrary Code Execution     

Critical  

CVE-2021-28571

Out-of-bounds Read

Arbitrary file system read

Important

CVE-2021-28587

Out-of-bounds Write

Arbitrary Code Execution     

Critical  

CVE-2021-28586

Uncontrolled Search Path Element

Arbitrary Code Execution     

Critical  

CVE-2021-28570

Acknowledgments

Adobe would like to thank the following for reporting the relevant issues and for working with Adobe to help protect our customers.

  • Taylor Leach (CVE-2021-28571)
  • Mat Powell (@mrpowell) & Joshua Smith (@kernelsmith) of Trend Micro Zero Day Initiative (CVE-2021-28586, CVE-2021-28587) 
  • hhjjyy and Yongjun Liu of nsfocus security team (CVE-2021-28570)

Revisions

May 12, 2021:  Included details for CVE-2021-28586, CVE-2021-28587

September 1, 2021: Included details for CVE-2021-28570.

October 6, 2021: Added solution row for N-1 version.



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