Description
Mattermost fails to properly check permissions when retrieving a post allowing for a System Role with the permission to manage channels to read the posts of a DM conversation.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Mattermost | Mattermost | ≤ 8.0.1, ≤ 7.8.9, 8.1.0 | 8.0.2 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Go | github.com/mattermost/mattermost-server/v6 | < 7.8.10 | 7.8.10 | GHSA-h8wh-f7gw-fwpr |
| Go | github.com/mattermost/mattermost/server/v8 | >= 8.1.0, < 8.1.1 | 8.1.1 | GHSA-h8wh-f7gw-fwpr |
| Go | github.com/mattermost/mattermost/server/v8 | >= 8.0.0, < 8.0.2 | 8.0.2 | GHSA-h8wh-f7gw-fwpr |
Advisories 1
- WID-SEC-2023-2252 Mattermost: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 3, 2023