What is CVE-2021-40777?

CVE-2021-40777 is a memory corruption vulnerability in Adobe Media Encoder version 15.4.1 and earlier that can lead to arbitrary code execution.

How does CVE-2021-40777 affect Adobe Media Encoder?

CVE-2021-40777 affects Adobe Media Encoder version 15.4.1 and earlier by allowing arbitrary code execution in the context of the current user.

What is the severity of CVE-2021-40777?

CVE-2021-40777 has a severity rating of 7.8, which is considered critical.

How can CVE-2021-40777 be exploited?

CVE-2021-40777 requires user interaction to exploit, typically by opening a malicious file.

How can I mitigate the risk of CVE-2021-40777?

To mitigate the risk of CVE-2021-40777, it is recommended to update Adobe Media Encoder to a version that is not affected by this vulnerability.

Vulnerability/
CVE-2021-40777

critical

9.3

CWE

119 788

16/3/2022

17/9/2024

CVE-2021-40777: Adobe Media Encoder WAV file memory corruption vulnerability could lead to arbitrary code execution

First published: Wed Mar 16 2022(Updated: )

Adobe Media Encoder version 15.4.1 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious 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 Media Encoder	<=15.4.1
Apple macOS
Microsoft Windows

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Reference Links

https://helpx.adobe.com/security/products/media-encoder/apsb21-99.html

Frequently Asked Questions

What is CVE-2021-40777?
CVE-2021-40777 is a memory corruption vulnerability in Adobe Media Encoder version 15.4.1 and earlier that can lead to arbitrary code execution.
How does CVE-2021-40777 affect Adobe Media Encoder?
CVE-2021-40777 affects Adobe Media Encoder version 15.4.1 and earlier by allowing arbitrary code execution in the context of the current user.
What is the severity of CVE-2021-40777?
CVE-2021-40777 has a severity rating of 7.8, which is considered critical.
How can CVE-2021-40777 be exploited?
CVE-2021-40777 requires user interaction to exploit, typically by opening a malicious file.
How can I mitigate the risk of CVE-2021-40777?
To mitigate the risk of CVE-2021-40777, it is recommended to update Adobe Media Encoder to a version that is not affected by this vulnerability.

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