Security updates available for Adobe Photoshop | APSB20-45
Bulletin ID Date Published Priority
APSB20-45 July 21, 2019 3

Summary

Adobe has released updates for Photoshop for Windows and macOS. These updates resolve multiple critical and medium vulnerabilities. Successful exploitation could lead to arbitrary code execution in the context of the current user.    

Affected Product Versions

Product Affected version Platform
Photoshop CC  2019 20.0.9 and earlier Windows 
Photoshop 2020 21.2 and earlier 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 Updated versions Platform Priority
Photoshop CC 2019 20.0.10
Windows and macOS 3
Photoshop CC 21.2.1
Windows and macOS 3

Note:

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 CVE Number
Out-of-bounds read 
Arbitrary code execution Critical

CVE-2020-9683

CVE-2020-9686

Out-of-bounds write 
Arbitrary code execution   
Critical 

CVE-2020-9684

CVE-2020-9685

CVE-2020-9687

Security bypass 
Privilege Escalation 
Important CVE-2020-9709

Acknowledgments

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

  • Mat Powell of Trend Micro Zero Day Initiative (CVE-2020-9683, CVE-2020-9686, CVE-2020-9684, CVE-2020-9685, CVE-2020-9687)
  • Xavier DANEST from Decathlon (CVE-2020-9709)

Revisions

August 11, 2020: Inlcuded details about CVE-2020-9709