CVE-2022-1337

OOM DoS in Mattermost image proxy

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The image proxy component in Mattermost version 6.4.1 and earlier allocates memory for multiple copies of a proxied image, which allows an authenticated attacker to crash the server via links to very large image files.

El componente de proxy de imágenes en Mattermost versiones 6.4.1 y anteriores, asigna memoria para múltiples copias de una imagen proxy, lo que permite a un atacante autenticado colapsar el servidor por medio de enlaces a archivos de imagen muy grandes

*Credits: Thanks to Agniva de Sarker for contributing to this improvement under the Mattermost responsible disclosure policy.

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

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-04-13 CVE Reserved
2022-04-13 CVE Published
2023-11-04 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-400: Uncontrolled Resource Consumption
CWE-770: Allocation of Resources Without Limits or Throttling

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://mattermost.com/security-updates	2023-07-21

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 Server Search vendor "Mattermost" for product "Mattermost Server"				>= 5.37.0 < 5.37.9 Search vendor "Mattermost" for product "Mattermost Server" and version " >= 5.37.0 < 5.37.9"		-		Affected
Mattermost Search vendor "Mattermost"		Mattermost Server Search vendor "Mattermost" for product "Mattermost Server"				>= 6.2.0 < 6.2.5 Search vendor "Mattermost" for product "Mattermost Server" and version " >= 6.2.0 < 6.2.5"		-		Affected
Mattermost Search vendor "Mattermost"		Mattermost Server Search vendor "Mattermost" for product "Mattermost Server"				>= 6.3.0 < 6.3.5 Search vendor "Mattermost" for product "Mattermost Server" and version " >= 6.3.0 < 6.3.5"		-		Affected
Mattermost Search vendor "Mattermost"		Mattermost Server Search vendor "Mattermost" for product "Mattermost Server"				>= 6.4.0 < 6.4.2 Search vendor "Mattermost" for product "Mattermost Server" and version " >= 6.4.0 < 6.4.2"		-		Affected