What is CVE-2021-39822?

CVE-2021-39822 is an out-of-bounds write vulnerability in Adobe InDesign that could result in arbitrary code execution.

Which versions of Adobe InDesign are affected by CVE-2021-39822?

Adobe InDesign versions 16.3 and 16.3.1 (and earlier) are affected by CVE-2021-39822.

How can CVE-2021-39822 be exploited?

Exploitation of CVE-2021-39822 requires user interaction in which a victim must open a malicious BMP file.

What is the severity of CVE-2021-39822?

CVE-2021-39822 has a severity level of high.

Where can I find more information about CVE-2021-39822?

You can find more information about CVE-2021-39822 on the Adobe Security Bulletin APSB21-73.

Vulnerability/
CVE-2021-39822

high

7.8

CWE

787

20/7/2023

4/8/2024

CVE-2021-39822: Adobe InDesign BMP File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

First published: Thu Jul 20 2023(Updated: )

Adobe InDesign versions 16.3 (and earlier), and 16.3.1 (and earlier) are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious BMP file.

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

Affected Software	Affected Version	How to fix
Adobe InDesign	<=16.3.2
Apple macOS
Adobe InDesign	<=16.3
Microsoft Windows

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Reference Links

https://helpx.adobe.com/security/products/indesign/apsb21-73.html

Frequently Asked Questions

What is CVE-2021-39822?
CVE-2021-39822 is an out-of-bounds write vulnerability in Adobe InDesign that could result in arbitrary code execution.
Which versions of Adobe InDesign are affected by CVE-2021-39822?
Adobe InDesign versions 16.3 and 16.3.1 (and earlier) are affected by CVE-2021-39822.
How can CVE-2021-39822 be exploited?
Exploitation of CVE-2021-39822 requires user interaction in which a victim must open a malicious BMP file.
What is the severity of CVE-2021-39822?
CVE-2021-39822 has a severity level of high.
Where can I find more information about CVE-2021-39822?
You can find more information about CVE-2021-39822 on the Adobe Security Bulletin APSB21-73.

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