What is CVE-2021-43015?

CVE-2021-43015 is a memory corruption vulnerability in Adobe InCopy version 16.4 and earlier that allows for arbitrary code execution.

How does CVE-2021-43015 affect Adobe InCopy?

CVE-2021-43015 affects Adobe InCopy version 16.4 and earlier by allowing an attacker to execute arbitrary code in the context of the current user.

Is user interaction required for CVE-2021-43015 to be exploited?

Yes, user interaction is required for CVE-2021-43015 to be exploited. The victim must open a specially crafted GIF file.

How severe is CVE-2021-43015?

CVE-2021-43015 has a severity rating of 7.8, which is considered critical.

Are Apple macOS and Microsoft Windows affected by CVE-2021-43015?

No, Apple macOS and Microsoft Windows are not affected by CVE-2021-43015.

What is the fix for CVE-2021-43015?

To fix CVE-2021-43015, users should update to Adobe InCopy version 16.4.1 or later.

Vulnerability/
CVE-2021-43015

critical

9.3

CWE

119 788

22/11/2021

21/11/2024

CVE-2021-43015: Adobe InCopy GIF File Parsing Memory Corruption Arbitrary Code Execution

First published: Mon Nov 22 2021(Updated: )

Adobe InCopy version 16.4 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious GIF file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required in that the victim must open a specially crafted file to exploit this vulnerability.

Credit: psirt@adobe.com psirt@adobe.com

Affected Software	Affected Version	How to fix
Adobe Incopy	<=16.4
Apple macOS
Microsoft Windows
All of
Adobe Incopy	<=16.4
Any of
Apple macOS
Microsoft Windows

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Reference Links

https://helpx.adobe.com/security/products/incopy/apsb21-110.html

Frequently Asked Questions

What is CVE-2021-43015?
CVE-2021-43015 is a memory corruption vulnerability in Adobe InCopy version 16.4 and earlier that allows for arbitrary code execution.
How does CVE-2021-43015 affect Adobe InCopy?
CVE-2021-43015 affects Adobe InCopy version 16.4 and earlier by allowing an attacker to execute arbitrary code in the context of the current user.
Is user interaction required for CVE-2021-43015 to be exploited?
Yes, user interaction is required for CVE-2021-43015 to be exploited. The victim must open a specially crafted GIF file.
How severe is CVE-2021-43015?
CVE-2021-43015 has a severity rating of 7.8, which is considered critical.
Are Apple macOS and Microsoft Windows affected by CVE-2021-43015?
No, Apple macOS and Microsoft Windows are not affected by CVE-2021-43015.
What is the fix for CVE-2021-43015?
To fix CVE-2021-43015, users should update to Adobe InCopy version 16.4.1 or later.

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vendor/adobe
canonical/adobe incopy
version/adobe incopy/16.4
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canonical/apple macos
vendor/microsoft
canonical/microsoft windows

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