What is CVE-2021-46817?

CVE-2021-46817 is a memory corruption vulnerability in Adobe Media Encoder version 15.4 and earlier.

How can an unauthenticated attacker exploit CVE-2021-46817?

An unauthenticated attacker can exploit CVE-2021-46817 by leveraging the memory corruption vulnerability to achieve arbitrary code execution in the context of the current user.

What version of Adobe Media Encoder is affected by CVE-2021-46817?

Adobe Media Encoder version 15.4 and earlier are affected by CVE-2021-46817.

What is the severity of CVE-2021-46817?

CVE-2021-46817 has a severity rating of 7.8 (high).

How can I mitigate the vulnerability CVE-2021-46817?

To mitigate CVE-2021-46817, it is recommended to update Adobe Media Encoder to version 15.4.1 or later, as mentioned in the official Adobe security advisory.

Vulnerability/
CVE-2021-46817

high

7.8

CWE

787

17/8/2021

4/8/2024

CVE-2021-46817: Adobe Media Encoder M4A file memory corruption vulnerability could lead to remote code execution

First published: Tue Aug 17 2021(Updated: )

Adobe Media Encoder version 15.4 (and earlier) are affected by a memory corruption vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve 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 M4A file.

Credit: psirt@adobe.com

Affected Software	Affected Version	How to fix
Adobe Media Encoder	<15.4.1
Apple macOS
Microsoft Windows

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Reference Links

https://helpx.adobe.com/security/products/media-encoder/apsb21-70.html

Frequently Asked Questions

What is CVE-2021-46817?
CVE-2021-46817 is a memory corruption vulnerability in Adobe Media Encoder version 15.4 and earlier.
How can an unauthenticated attacker exploit CVE-2021-46817?
An unauthenticated attacker can exploit CVE-2021-46817 by leveraging the memory corruption vulnerability to achieve arbitrary code execution in the context of the current user.
What version of Adobe Media Encoder is affected by CVE-2021-46817?
Adobe Media Encoder version 15.4 and earlier are affected by CVE-2021-46817.
What is the severity of CVE-2021-46817?
CVE-2021-46817 has a severity rating of 7.8 (high).
How can I mitigate the vulnerability CVE-2021-46817?
To mitigate CVE-2021-46817, it is recommended to update Adobe Media Encoder to version 15.4.1 or later, as mentioned in the official Adobe security advisory.

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canonical/adobe media encoder
vendor/apple
canonical/apple macos
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canonical/microsoft windows

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