Adobe Security Bulletin

Security Updates Available for Adobe Genuine Software Client | APSB20-12

Bulletin ID

Date Published

Priority

APSB20-12

March 17, 2020

3

Summary

Adobe has released updates for the Adobe Genuine Software Client for Windows. This update resolves an important vulnerability which could lead to privilege escalation in the context of the current user.   

Affected Versions

Product

Version

Platform

Adobe Genuine Software Client

Version 6.4 and earlier versions   

Windows

הערה:

To verify the version of Adobe Genuine Software Client installed on your system, please follow the following steps:

  • For Windows machines, navigate to C:\Program Files (x86)\Common Files\Adobe\AdobeGCClient
  • Right click on AdobeGCClient.exe, select “Properties”.
  • Go to “Details” tab, the File Version can be seen within.

Solution

Adobe categorizes these updates with the following priority ratings.

Product

Version

Platform

Priority Rating

Adobe Genuine Software Client     

6.6

Windows and macOS

3

הערה:

Adobe Genuine Software Client has a self-update mechanism that runs automatically at a regular interval when the host is connected to the internet.  For more details regarding Adobe Genuine Software Client, please visit here.

Vulnerability details

Vulnerability Category

Vulnerability Impact

Severity

CVE Numbers

Insecure file permissions

Privilege Escalation

Important

CVE-2020-3766

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:   

  • Andrew Hess (any1)
  • Glenn Lloyd working with Trend Micro Zero Day Initiative
  • Csaba Fitzl (@theevilbit) working with iDefense Labs (https://vcp.idefense.com/)

 

Revisions

May 05, 2020: Updated Acknowledgements section and Solution Platform section.

July 14, 2020: Updated the name of the product from 'Adobe Genuine Integrity Service' to "Adobe Genuine Service'.

November 7, 2022: Updated product name to "Adobe Genuine Software Client"

 Adobe

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