CVE-2022-4044

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

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

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

Una vulnerabilidad de Denegación de Servicio (DoS) en Mattermost permite que un usuario autenticado bloquee el servidor a través de múltiples mensajes de respuesta automática de gran tamaño.

*Credits: vultza (vultza)

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2022-11-17 CVE Reserved
2022-11-23 CVE Published
2024-12-06 CVE Updated
2024-12-06 First Exploit
2025-04-03 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-770: Allocation of Resources Without Limits or Throttling

CAPEC

CAPEC-130: Excessive Allocation

References (2)

URL	Tag	Source

URL	Date	SRC
https://hackerone.com/reports/1680241	2024-12-06

URL	Date	SRC

URL	Date	SRC
https://mattermost.com/security-updates	2022-11-26

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Mattermost Search vendor "Mattermost"		Mattermost Search vendor "Mattermost" for product "Mattermost"				< 7.4 Search vendor "Mattermost" for product "Mattermost" and version " < 7.4"		-		Affected