Adobe InCopy Heap-Based Buffer Overflow Vulnerability Allowing Arbitrary Code Execution

A heap-based buffer overflow vulnerability has been identified in Adobe InCopy versions 20.4, 19.5.4 and earlier. This vulnerability could lead to arbitrary code execution in the context of the current user. Exploitation requires user interaction, as a victim must open a malicious file.

Impact

Exploitation of this vulnerability could result in arbitrary code execution on the affected system.

Remediation

Users can update to InCopy version 20.5 or 19.5.5. For managed environments, IT administrators can use the Creative Cloud Packager to create deployment packages.