CVE-2022-4044: Authenticated user could send multiple requests containing a large Auto Responder Message payload and can crash a Mattermost server
First published: Wed Nov 23 2022(Updated: )
A denial-of-service vulnerability in Mattermost allows an authenticated user to crash the server via multiple large autoresponder messages.
Credit: responsibledisclosure@mattermost.com responsibledisclosure@mattermost.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mattermost Mattermost | <7.4 | |
| <7.4 |
Remedy
Update Mattermost to version v7.1.4, 7.2.1, 7.3.1, 7.4.0 or higher.
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Frequently Asked Questions
What is CVE-2022-4044?
CVE-2022-4044 is a denial-of-service vulnerability in Mattermost that allows an authenticated user to crash the server via multiple large autoresponder messages.
What is the severity of CVE-2022-4044?
CVE-2022-4044 has a severity of medium, with a CVSS score of 6.5.
How can an authenticated user exploit CVE-2022-4044?
An authenticated user can exploit CVE-2022-4044 by sending multiple large autoresponder messages, causing the server to crash.
Is there a fix for CVE-2022-4044?
Yes, there is a fix for CVE-2022-4044. It is recommended to update Mattermost to version 7.4 or above to mitigate the vulnerability.
Where can I find more information about CVE-2022-4044?
You can find more information about CVE-2022-4044 on the Mattermost security updates page and the HackerOne report linked in the references.
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