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MEDIUM · 4.3

CVE-2022-2406

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 lar...

Vulnerability 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.

CVSS Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW

Affected Products

VendorProductVersions
MattermostMattermost<= 6.3.8

Related Weaknesses (CWE)

CWE-770CWE-400

References

FAQ

What is CVE-2022-2406?

CVE-2022-2406 is a vulnerability with a CVSS score of 4.3 (MEDIUM). 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 lar...

How severe is CVE-2022-2406?

CVE-2022-2406 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-2406?

Check the references section above for vendor advisories and patch information. Affected products include: Mattermost Mattermost.