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Security Update Available for Adobe InCopy | APSB21-110

Bulletin ID	Date Published	Priority
APSB21-110	November 9, 2021	3

Summary

Adobe has released a security update for Adobe InCopy.  This update addresses  critical and important vulnerabilities. Successful exploitation could lead to arbitrary code execution and application denial of service.                

Affected versions

Product	Affected version	Platform
Adobe InCopy	16.4 and earlier version	Windows and macOS

Solution

Adobe categorizes these updates with the following priority rating and recommends users update their software installations via the Creative Cloud desktop app updater, or by navigating to the InCopy Help menu and clicking "Updates." For more information, please reference this help page.

Product	Updated version	Platform	Priority rating	Availability
Adobe InCopy	17.0	Windows  and macOS	3	Release Notes

For managed environments, IT administrators can use the Creative Cloud Packager to create deployment packages. Refer to this help page for more information.

Vulnerability Details

Vulnerability Category	Vulnerability Impact	Severity	CVSS base score	CVSS vector	CVE Number
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-2021-43015
NULL Pointer Dereference (CWE-476)	Application denial-of-service	Important	5.5	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H	CVE-2021-43016

Acknowledgments

Adobe would like to thank the following researchers for reporting this issue and for working with Adobe to help protect our customers.  

(yjdfy) CQY of Topsec Alpha Team CVE-2021-43015
(hy350) HY350 of Topsec Alpha Team CVE-2021-43016

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

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