CVE-2023-50333: Lack of restriction to manage group names for freshly demoted guests
First published: Tue Jan 02 2024(Updated: )
Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing freshly demoted guests to change group names.
Credit: responsibledisclosure@mattermost.com responsibledisclosure@mattermost.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| go/github.com/mattermost/mattermost/server/v8 | <=8.1.6 | 8.1.7 |
| Mattermost Mattermost Server | <8.1.7 | |
| <8.1.7 |
Remedy
Update Mattermost Server to versions 8.1.7, 9.3.0 or higher.
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Reference Links
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- alias/GHSA-9w97-9rqx-8v4j
- alias/CVE-2023-50333
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- vendor/mattermost
- canonical/mattermost mattermost server
- package-manager/go