CVE-2024-24988 MEDIUM

CVE-2024-24988: Excessive resource consumption when sending long emoji names in user custom status

Vendor Mattermost
Product Mattermost
Weakness CWE-400
Published February 29, 2024
Last update August 1, 2024
View on NVD All CVEs

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

What the vulnerability does

01Description

Mattermost fails to properly validate the length of the emoji value in the custom user status, allowing an attacker to send multiple times a very long string as an emoji value causing high resource consumption and possibly crashing the server.

Key dates

02Disclosure timeline

February 29, 2024 CVE published
August 1, 2024 Record updated