CVE-2024-1402

Mattermost fails to check if a custom emoji reaction exists when sending it to a post and to limit the amount of custom emojis allowed to be added in a post, allowing an attacker sending a huge amount of non-existent custom emojis in a post to crash the mobile app of a user seeing the post.

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://mattermost.com/security-updates	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mattermost:mattermost_server::::::::
	cpe:2.3:a:mattermost:mattermost_server::::::::
	cpe:2.3:a:mattermost:mattermost_server::::::::

History

15 Feb 2024, 18:42

Type	Values Removed	Values Added
Summary		(es) Mattermost no verifica si existe una reacción de emoji personalizada al enviarla a una publicación y no limita la cantidad de emojis personalizados que se pueden agregar en una publicación, lo que permite que un atacante que envía una gran cantidad de emojis personalizados inexistentes en una publicación falle la aplicación móvil de un usuario que ve la publicación.
CPE		cpe:2.3:a:mattermost:mattermost_server::::::::
First Time		Mattermost Mattermost mattermost Server
References	~~() https://mattermost.com/security-updates -~~	() https://mattermost.com/security-updates - Vendor Advisory

09 Feb 2024, 16:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2024-02-09 16:15

Updated : 2024-02-15 18:42

NVD link : CVE-2024-1402

Mitre link : CVE-2024-1402

CVE.ORG link : CVE-2024-1402

JSON object : View

Products Affected

mattermost

mattermost_server

CWE

CWE-400

Uncontrolled Resource Consumption

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