What is the severity of the Adobe Digital Editions CVE-2021-21100 vulnerability?

The severity of the CVE-2021-21100 vulnerability in Adobe Digital Editions is high, with a CVSS score of 7.8.

Which versions of Adobe Digital Editions are affected by CVE-2021-21100?

Adobe Digital Editions version 4.5.11.187245 (and earlier) are affected by CVE-2021-21100.

How can I fix the Adobe Digital Editions vulnerability CVE-2021-21100?

To fix the CVE-2021-21100 vulnerability in Adobe Digital Editions, it is recommended to update to a version that is not affected by the vulnerability.

Vulnerability/
CVE-2021-21100

high

7.8

CWE

379

15/4/2021

17/9/2024

CVE-2021-21100: Adobe Digital Editions Arbitrary file system write vulnerability

First published: Thu Apr 15 2021(Updated: )

Adobe Digital Editions version 4.5.11.187245 (and earlier) is affected by a Privilege Escalation vulnerability during installation. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary file system write 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 Digital Editions	<=4.5.11.187245
Apple macOS

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Reference Links

https://helpx.adobe.com/security/products/Digital-Editions/apsb21-26.html

Frequently Asked Questions

What is Adobe Digital Editions vulnerability CVE-2021-21100?
Adobe Digital Editions version 4.5.11.187245 (and earlier) is affected by a Privilege Escalation vulnerability during installation.
How can an attacker exploit CVE-2021-21100?
An unauthenticated attacker could leverage this vulnerability to achieve arbitrary file system write in the context of the current user.
What is the severity of the Adobe Digital Editions CVE-2021-21100 vulnerability?
The severity of the CVE-2021-21100 vulnerability in Adobe Digital Editions is high, with a CVSS score of 7.8.
Which versions of Adobe Digital Editions are affected by CVE-2021-21100?
Adobe Digital Editions version 4.5.11.187245 (and earlier) are affected by CVE-2021-21100.
How can I fix the Adobe Digital Editions vulnerability CVE-2021-21100?
To fix the CVE-2021-21100 vulnerability in Adobe Digital Editions, it is recommended to update to a version that is not affected by the vulnerability.

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agent/softwarecombine
collector/mitre-cve
source/MITRE
agent/weakness
agent/severity
agent/author
agent/title
agent/last-modified-date
agent/references
agent/tags
agent/description
agent/event
agent/first-publish-date
vendor/adobe
canonical/adobe digital editions
version/adobe digital editions/4.5.11.187245
vendor/apple
canonical/apple macos

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