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 and to crash the server due to overloading when clients attempt to retrive the aforementioned post. 
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

30 May 2024, 12:15

Type Values Removed Values Added
Summary (en) 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.  (en) 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 and to crash the server due to overloading when clients attempt to retrive the aforementioned post. 

15 Feb 2024, 18:42

Type Values Removed Values Added
References () https://mattermost.com/security-updates - () https://mattermost.com/security-updates - Vendor Advisory
CPE cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
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.
First Time Mattermost mattermost Server
Mattermost

09 Feb 2024, 16:15

Type Values Removed Values Added
New CVE

Information

Published : 2024-02-09 16:15

Updated : 2024-05-30 12:15


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