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CVE-2022-3147

Date: September 9, 2022

Mattermost version 7.0.x and earlier fails to sufficiently limit the in-memory sizes of concurrently uploaded JPEG images, which allows authenticated users to cause resource exhaustion on specific system configurations, resulting in server-side Denial of Service.

Language: Go

Severity Score

Related Resources (4)

https://mattermost.com/security-updates/
https://hackerone.com/reports/1549513
https://nvd.nist.gov/vuln/detail/CVE-2022-3147
https://www.mend.io/vulnerability-database/CVE-2022-3147

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

Allocation of Resources Without Limits or Throttling

CWE-770

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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