CVE-2024-22401

All users can reset the allowed apps list for Nextcloud Guest App users

Severity Score

4.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

Nextcloud guests app is a utility to create guest users which can only see files shared with them. In affected versions users could change the allowed list of apps, allowing them to use apps that were not intended to be used. It is recommended that the Guests app is upgraded to 2.4.1, 2.5.1 or 3.0.1. There are no known workarounds for this vulnerability.

La aplicación para invitados Nextcloud es una utilidad para crear usuarios invitados que solo pueden ver los archivos compartidos con ellos. En las versiones afectadas, los usuarios podían cambiar la lista permitida de aplicaciones, permitiéndoles usar aplicaciones que no estaban destinadas a ser utilizadas. Se recomienda actualizar la aplicación Invitados a 2.4.1, 2.5.1 o 3.0.1. No se conocen workarounds para esta vulnerabilidad.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2024-01-10 CVE Reserved
2024-01-18 CVE Published
2024-01-27 EPSS Updated
2024-10-21 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-281: Improper Preservation of Permissions

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://github.com/nextcloud/guests/pull/1082	2024-01-26

URL	Date	SRC
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wr87-hx3w-29hh	2024-01-26

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Nextcloud Search vendor "Nextcloud"		Guests Search vendor "Nextcloud" for product "Guests"				< 2.4.1 Search vendor "Nextcloud" for product "Guests" and version " < 2.4.1"		-		Affected
Nextcloud Search vendor "Nextcloud"		Guests Search vendor "Nextcloud" for product "Guests"				2.5.0 Search vendor "Nextcloud" for product "Guests" and version "2.5.0"		-		Affected
Nextcloud Search vendor "Nextcloud"		Guests Search vendor "Nextcloud" for product "Guests"				3.0.0 Search vendor "Nextcloud" for product "Guests" and version "3.0.0"		-		Affected