CVE-2021-43016 MEDIUM

CVE-2021-43016: Adobe InCopy NULL Pointer Dereference Application Denial of Service

Vendor Adobe
Product InCopy
Weakness CWE-476
Published November 22, 2021
Last update April 23, 2025

CVSS base score

5.5/10
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality None
Integrity None

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

What the vulnerability does

01Description

Adobe InCopy version 16.4 (and earlier) is affected by a Null pointer dereference vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Key dates

02Disclosure timeline

November 22, 2021 CVE published
April 23, 2025 Record updated