Adobe Security Bulletin

Security Updates Available for Adobe Prelude | APSB21-114

Bulletin ID

Date Published

Priority

ASPB21-114

 December 14, 2021   

3

Summary

Adobe has released an update for Adobe Prelude for Windows and macOS. This update addresses a  critical and an important vulnerability.  Successful exploitation could lead to arbitrary code execution and privilege escalation.

Affected Versions

Product

Version

Platform

Adobe Prelude 

22.0  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 Prelude 

22.1.1

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-2021-43754
  

Out-of-bounds Read (CWE-125)

Privilege escalation

Important

4.0

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

CVE-2021-44696

Acknowledgments

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

  • (yjdfy) CQY of Topsec Alpha Team (CVE-2021-43754)
  • Mat Powell of Trend Micro Zero Day Initiative (CVE-2021-44696)


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

 Adobe

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