Description
The legacy Slack import feature in Mattermost version 6.7.0 and earlier fails to properly limit the sizes of imported files, which allows an authenticated attacker to crash the server by importing large files via the Slack import REST API.
Published: 2022-07-14
Score: 4.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

Vendor Solution

Update Mattermost to version v7.0.0, 6.7.1, 6.6.2, 6.5.2, 6.3.9 or higher.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2022-34669 The legacy Slack import feature in Mattermost version 6.7.0 and earlier fails to properly limit the sizes of imported files, which allows an authenticated attacker to crash the server by importing large files via the Slack import REST API.
References
History

Wed, 16 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00408}

epss

{'score': 0.00609}


Tue, 15 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00171}

epss

{'score': 0.00408}


Fri, 06 Dec 2024 23:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Subscriptions

Mattermost Mattermost
cve-icon MITRE

Status: PUBLISHED

Assigner: Mattermost

Published:

Updated: 2024-12-06T23:08:23.956Z

Reserved: 2022-07-14T00:00:00.000Z

Link: CVE-2022-2406

cve-icon Vulnrichment

Updated: 2024-08-03T00:39:07.381Z

cve-icon NVD

Status : Modified

Published: 2022-07-14T18:15:08.367

Modified: 2024-11-21T07:00:55.590

Link: CVE-2022-2406

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses