What is CVE-2023-3584?

CVE-2023-3584 is a vulnerability in Mattermost which allows an authenticated attacker to create a new team by bypassing authorization checks.

How does Mattermost fail to check the authorization in POST /api/v4/teams?

Mattermost fails to properly check the authorization in POST /api/v4/teams when passing a team override scheme ID in the request.

Which versions of Mattermost Server are affected by this vulnerability?

Mattermost Server versions 7.8.0 to 7.8.5 and 7.10.0 to 7.10.3 are affected by this vulnerability.

What is the severity of CVE-2023-3584?

The severity of CVE-2023-3584 is low, with a CVSSv3 score of 3.1.

Vulnerability/
CVE-2023-3584

low

3.1

CWE

863

17/7/2023

21/10/2024

CVE-2023-3584: Member can create team with team override scheme

Q: What does the vulnerability in Mattermost allow?

The vulnerability in Mattermost allows an authenticated attacker with knowledge of a Team Override Scheme ID to create a new team with said team override scheme.

First published: Mon Jul 17 2023(Updated: )

Mattermost fails to properly check the authorization of POST /api/v4/teams when passing a team override scheme ID in the request, allowing an authenticated attacker with knowledge of a Team Override Scheme ID to create a new team with said team override scheme.

Credit: responsibledisclosure@mattermost.com responsibledisclosure@mattermost.com

Affected Software	Affected Version	How to fix
Mattermost Mattermost Server	>=7.8.0<7.8.5
Mattermost Mattermost Server	>=7.10.0<7.10.3

Remedy

Update Mattermost Server to versions v7.8.5, v7.10.3 or higher.

Never miss a vulnerability like this again

Reference Links

https://mattermost.com/security-updates

Frequently Asked Questions

What is CVE-2023-3584?
CVE-2023-3584 is a vulnerability in Mattermost which allows an authenticated attacker to create a new team by bypassing authorization checks.
How does Mattermost fail to check the authorization in POST /api/v4/teams?
Mattermost fails to properly check the authorization in POST /api/v4/teams when passing a team override scheme ID in the request.
What does the vulnerability in Mattermost allow?
The vulnerability in Mattermost allows an authenticated attacker with knowledge of a Team Override Scheme ID to create a new team with said team override scheme.
Which versions of Mattermost Server are affected by this vulnerability?
Mattermost Server versions 7.8.0 to 7.8.5 and 7.10.0 to 7.10.3 are affected by this vulnerability.
What is the severity of CVE-2023-3584?
The severity of CVE-2023-3584 is low, with a CVSSv3 score of 3.1.

collector/nvd-latest
collector/nvd-index
agent/author
agent/type
agent/softwarecombine
collector/nvd-api
agent/software-canonical-lookup-request
agent/references
agent/weakness
agent/description
collector/mitre-cve
source/MITRE
agent/severity
agent/remedy
agent/title
agent/last-modified-date
agent/first-publish-date
agent/event
agent/tags
vendor/mattermost
canonical/mattermost mattermost server
version/mattermost mattermost server/7.8.0
version/mattermost mattermost server/7.10.0

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co

By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.