What is the severity of CVE-2021-21101?

CVE-2021-21101 has been classified as a critical vulnerability due to the potential for arbitrary code execution.

How do I fix CVE-2021-21101?

To fix CVE-2021-21101, update Adobe Illustrator to the latest version, which addresses the vulnerability.

What are the potential consequences of exploiting CVE-2021-21101?

Exploiting CVE-2021-21101 could allow an attacker to execute arbitrary code with the privileges of the current user.

Which versions of Adobe Illustrator are affected by CVE-2021-21101?

CVE-2021-21101 affects Adobe Illustrator versions 25.2 and earlier.

Are there any prerequisites for exploiting CVE-2021-21101?

An attacker must provide a specially crafted file to exploit CVE-2021-21101, and this can be done without authentication.

Vulnerability/
CVE-2021-21101

critical

9.3

CWE

787

28/6/2021

17/9/2024

CVE-2021-21101: Adobe Illustrator TTF font parsing out-of-bounds write vulnerability could lead to remote code execution

First published: Mon Jun 28 2021(Updated: )

Adobe Illustrator version 25.2 (and earlier) is affected by an Out-of-bounds Write vulnerability when parsing a specially crafted file. 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 file.

Credit: psirt@adobe.com

Affected Software	Affected Version	How to fix
Adobe Illustrator 2024	<=25.2
Microsoft Windows Operating System

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Reference Links

https://helpx.adobe.com/security/products/illustrator/apsb21-24.html

Frequently Asked Questions

What is the severity of CVE-2021-21101?
CVE-2021-21101 has been classified as a critical vulnerability due to the potential for arbitrary code execution.
How do I fix CVE-2021-21101?
To fix CVE-2021-21101, update Adobe Illustrator to the latest version, which addresses the vulnerability.
What are the potential consequences of exploiting CVE-2021-21101?
Exploiting CVE-2021-21101 could allow an attacker to execute arbitrary code with the privileges of the current user.
Which versions of Adobe Illustrator are affected by CVE-2021-21101?
CVE-2021-21101 affects Adobe Illustrator versions 25.2 and earlier.
Are there any prerequisites for exploiting CVE-2021-21101?
An attacker must provide a specially crafted file to exploit CVE-2021-21101, and this can be done without authentication.

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vendor/adobe
canonical/adobe illustrator 2024
version/adobe illustrator 2024/25.2
vendor/microsoft
canonical/microsoft windows operating system

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