What is CVE-2021-40765?

CVE-2021-40765 is a memory corruption vulnerability in Adobe Character Animator version 4.4 and earlier.

What is the severity of CVE-2021-40765?

CVE-2021-40765 has a severity rating of 7.8 (Critical).

How can I exploit CVE-2021-40765?

Exploiting CVE-2021-40765 requires user interaction and an attacker needs to trick a user into opening a specially crafted M4A file.

How can I mitigate the vulnerability in Adobe Character Animator version 4.4 (and earlier)?

To mitigate the vulnerability, it is recommended to update to the latest version of Adobe Character Animator.

Vulnerability/
CVE-2021-40765

critical

9.3

CWE

119 788

16/3/2022

16/9/2024

CVE-2021-40765: Adobe Character Animator Memory Corruption could lead to Arbitrary code execution

First published: Wed Mar 16 2022(Updated: )

Adobe Character Animator version 4.4 (and earlier) is affected by a memory corruption vulnerability when parsing a M4A file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.

Credit: psirt@adobe.com

Affected Software	Affected Version	How to fix
Adobe Character Animator	<=4.4
Apple macOS
Microsoft Windows

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Reference Links

https://helpx.adobe.com/security/products/character_animator/apsb21-95.html

Frequently Asked Questions

What is CVE-2021-40765?
CVE-2021-40765 is a memory corruption vulnerability in Adobe Character Animator version 4.4 and earlier.
How is Adobe Character Animator version 4.4 (and earlier) affected by CVE-2021-40765?
Adobe Character Animator version 4.4 (and earlier) is affected by a memory corruption vulnerability when parsing a M4A file, potentially resulting in arbitrary code execution.
What is the severity of CVE-2021-40765?
CVE-2021-40765 has a severity rating of 7.8 (Critical).
How can I exploit CVE-2021-40765?
Exploiting CVE-2021-40765 requires user interaction and an attacker needs to trick a user into opening a specially crafted M4A file.
How can I mitigate the vulnerability in Adobe Character Animator version 4.4 (and earlier)?
To mitigate the vulnerability, it is recommended to update to the latest version of Adobe Character Animator.

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vendor/adobe
canonical/adobe character animator
version/adobe character animator/4.4
vendor/apple
canonical/apple macos
vendor/microsoft
canonical/microsoft windows

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