Adobe Security Bulletin

Security Updates Available for Adobe Media Encoder | APSB21-70

Bulletin ID

Date Published

Priority

APSB21-70

August 17, 2021    

3

Summary

Adobe has released an update for Adobe Media Encoder.  This update resolves a critical vulnerability that could lead to arbitrary code execution in the context of the current user.                         

Affected Versions

Product

Version

Platform

Adobe Media Encoder

15.4 and earlier versions

Windows and macOS

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

Adobe Media Encoder

15.4.1

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.

Vulnerability details

Vulnerability Category

Vulnerability Impact

Severity

CVSS base score 

CVE Numbers

Access of Memory Location After End of Buffer

(CWE-788)

Arbitrary code execution 

Critical   

7.8

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

CVE-2021-36070

Access of Memory Location After End of Buffer

(CWE-788)

Arbitrary code execution 

Critical   

7.8

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

CVE-2021-46818

Access of Memory Location After End of Buffer

(CWE-788)

Arbitrary code execution 

Critical   

7.8

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

CVE-2021-46817

Acknowledgments

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

Revisions

June 9, 2022: CVE numbers revised to CVE-2021-46818 and CVE-2021-46817

May 10, 2022: Affected Version Platform revised.


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

 Adobe

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