CVE-2022-4044

Public Exploit
Authenticated user could send multiple requests containing a large Auto Responder Message payload and can crash a Mattermost server

Description

A denial-of-service vulnerability in Mattermost allows an authenticated user to crash the server via multiple large autoresponder messages.

Remediation

Solution:

  • Update Mattermost to version v7.1.4, 7.2.1, 7.3.1, 7.4.0 or higher.

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.56%
Vendor Advisory mattermost.com
Affected: Mattermost Mattermost
Published at:
Updated at:

References

Link Tags
https://mattermost.com/security-updates/ vendor advisory
https://hackerone.com/reports/1680241 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2022-4044?
CVE-2022-4044 has been scored as a medium severity vulnerability.
How to fix CVE-2022-4044?
To fix CVE-2022-4044: Update Mattermost to version v7.1.4, 7.2.1, 7.3.1, 7.4.0 or higher.
Is CVE-2022-4044 being actively exploited in the wild?
It is possible that CVE-2022-4044 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-4044?
CVE-2022-4044 affects Mattermost Mattermost.
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