What is the vulnerability ID?

The vulnerability ID is CVE-2021-40781.

What is the severity of CVE-2021-40781?

The severity of CVE-2021-40781 is medium with a CVSS score of 5.5.

Which software is affected by CVE-2021-40781?

Adobe Media Encoder version 15.4.1 and earlier are affected by CVE-2021-40781.

Is Apple macOS or Microsoft Windows affected by CVE-2021-40781?

No, Apple macOS and Microsoft Windows are not directly affected by CVE-2021-40781.

How can I fix the vulnerability in Adobe Media Encoder?

To fix the vulnerability, update Adobe Media Encoder to version 15.4.2 or later as recommended by Adobe.

Vulnerability/
CVE-2021-40781

medium

5.5

CWE

476

16/3/2022

22/3/2022

CVE-2021-40781: Null Pointer Dereference

Q: What is the title of the vulnerability?

The title of the vulnerability is 'Adobe Media Encoder 15.4.1 (and earlier) is affected by a Null pointer dereference vulnerability'.

Q: How can an attacker exploit CVE-2021-40781?

An unauthenticated attacker could exploit CVE-2021-40781 by leveraging a Null pointer dereference vulnerability when parsing a specially crafted file, leading to an application denial-of-service in the context of the current user.

First published: Wed Mar 16 2022(Updated: )

Adobe Media Encoder 15.4.1 (and earlier) is affected by a Null pointer dereference vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious 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/apsb21-99.html

Frequently Asked Questions

What is the vulnerability ID?
The vulnerability ID is CVE-2021-40781.
What is the title of the vulnerability?
The title of the vulnerability is 'Adobe Media Encoder 15.4.1 (and earlier) is affected by a Null pointer dereference vulnerability'.
What is the severity of CVE-2021-40781?
The severity of CVE-2021-40781 is medium with a CVSS score of 5.5.
Which software is affected by CVE-2021-40781?
Adobe Media Encoder version 15.4.1 and earlier are affected by CVE-2021-40781.
How can an attacker exploit CVE-2021-40781?
An unauthenticated attacker could exploit CVE-2021-40781 by leveraging a Null pointer dereference vulnerability when parsing a specially crafted file, leading to an application denial-of-service in the context of the current user.
Is Apple macOS or Microsoft Windows affected by CVE-2021-40781?
No, Apple macOS and Microsoft Windows are not directly affected by CVE-2021-40781.
How can I fix the vulnerability in Adobe Media Encoder?
To fix the vulnerability, update Adobe Media Encoder to version 15.4.2 or later as recommended by Adobe.

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