What is CVE-2022-24889?

CVE-2022-24889 is a vulnerability in Nextcloud Server that allows attackers to expand their attack surface by tricking administrators into enabling unnecessary apps.

What is the severity of CVE-2022-24889?

The severity of CVE-2022-24889 is medium with a CVSS score of 4.3.

Which versions of Nextcloud Server are affected by CVE-2022-24889?

Nextcloud Server versions prior to 21.0.8, 22.2.4, and 23.0.1 are affected by CVE-2022-24889.

How can an attacker exploit CVE-2022-24889?

An attacker can exploit CVE-2022-24889 by tricking administrators into enabling "recommended" apps that are not needed, thus expanding their attack surface.

Are there any fixes or patches available for CVE-2022-24889?

Yes, Nextcloud Server versions 21.0.8, 22.2.4, and 23.0.1 contain fixes for CVE-2022-24889.

Vulnerability/
CVE-2022-24889

medium

4.3

CWE

345

27/4/2022

3/8/2024

CVE-2022-24889: Insufficient Verification of Data Authenticity in Nextcloud Server

First published: Wed Apr 27 2022(Updated: )

Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. Prior to versions 21.0.8, 22.2.4, and 23.0.1, it is possible to trick administrators into enabling "recommended" apps for the Nextcloud server that they do not need, thus expanding their attack surface unnecessarily. This issue is fixed in versions 21.0.8 , 22.2.4, and 23.0.1.

Credit: security-advisories@github.com

Affected Software	Affected Version	How to fix
Nextcloud Nextcloud Server	<21.0.8
Nextcloud Nextcloud Server	>=22.0.0<22.2.4
Nextcloud Nextcloud Server	>=23.0.0<23.0.1

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Frequently Asked Questions

What is CVE-2022-24889?
CVE-2022-24889 is a vulnerability in Nextcloud Server that allows attackers to expand their attack surface by tricking administrators into enabling unnecessary apps.
What is the severity of CVE-2022-24889?
The severity of CVE-2022-24889 is medium with a CVSS score of 4.3.
Which versions of Nextcloud Server are affected by CVE-2022-24889?
Nextcloud Server versions prior to 21.0.8, 22.2.4, and 23.0.1 are affected by CVE-2022-24889.
How can an attacker exploit CVE-2022-24889?
An attacker can exploit CVE-2022-24889 by tricking administrators into enabling "recommended" apps that are not needed, thus expanding their attack surface.
Are there any fixes or patches available for CVE-2022-24889?
Yes, Nextcloud Server versions 21.0.8, 22.2.4, and 23.0.1 contain fixes for CVE-2022-24889.

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version/nextcloud nextcloud server/23.0.0

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