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MEDIUM · 6.2

CVE-2023-3581

Mattermost fails to properly validate the origin of a websocket connection allowing a MITM attacker on Mattermost to access the websocket APIs.

Vulnerability Description

Mattermost fails to properly validate the origin of a websocket connection allowing a MITM attacker on Mattermost to access the websocket APIs.

CVSS Score

6.2

MEDIUM

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

Affected Products

VendorProductVersions
MattermostMattermost Server>= 7.8.0, < 7.8.7

Related Weaknesses (CWE)

CWE-346

References

FAQ

What is CVE-2023-3581?

CVE-2023-3581 is a vulnerability with a CVSS score of 6.2 (MEDIUM). Mattermost fails to properly validate the origin of a websocket connection allowing a MITM attacker on Mattermost to access the websocket APIs.

How severe is CVE-2023-3581?

CVE-2023-3581 has been rated MEDIUM with a CVSS base score of 6.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-3581?

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