Adobe Security Bulletin

Security Updates Available for Adobe Media Encoder | APSB21-43

Bulletin ID

Date Published

Priority

APSB21-43

July 20, 2021    

3

Summary

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

Affected Versions

Product

Version

Platform

Adobe Media Encoder

15.2 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

Adobe Media Encoder

15.4

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

Out-of-bounds Read

(CWE-125)

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-2021-28589

CVE-2021-28590

CVE-2021-36013

Improper Input Validation

(CWE-20)

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-2021-36014

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-2021-36015

Out-of-bounds Read

(CWE-125)

Arbitrary file system read

Moderate

3.3

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

CVE-2021-36016

Acknowledgments

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

  • CQY of Topsec Alpha Team (yjdfy) (CVE-2021-36015) 
  • Mat Powell of Trend Micro Zero Day Initiative (CVE-2021-36016, CVE-2021-36014, CVE-2021-36015)
  • Zhangyang (retoor) (CVE-2021-28590, CVE-2021-36013, CVE-2021-28589)

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

Adobe logo

Sign in to your account