CVE-2024-42406: Unauthorized access on archived channels
First published: Thu Sep 26 2024(Updated: )
Mattermost versions 9.11.x <= 9.11.0, 9.10.x <= 9.10.1, 9.9.x <= 9.9.2 and 9.5.x <= 9.5.8 fail to properly authorize requests when viewing archived channels is disabled, which allows an attacker to retrieve post and file information about archived channels. Examples are flagged or unread posts as well as files.
Credit: responsibledisclosure@mattermost.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mattermost Mattermost Server | >=9.5.0<9.5.9 | |
| Mattermost Mattermost Server | >=9.9.0<9.9.3 | |
| Mattermost Mattermost Server | >=9.10.0<9.10.2 | |
| Mattermost Mattermost Server | =9.11.0 | |
| Mattermost Mattermost Server | =9.11.0-rc1 | |
| Mattermost Mattermost Server | =9.11.0-rc2 | |
| Mattermost Mattermost Server | =9.11.0-rc3 |
Remedy
Update Mattermost to versions 10.0.0, 9.11.1, 9.10.2, 9.9.3, 9.5.9 or higher.
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Reference Links
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- agent/weakness
- agent/references
- agent/type
- agent/description
- agent/first-publish-date
- agent/severity
- agent/author
- agent/event
- collector/mitre-cve
- source/MITRE
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- agent/last-modified-date
- agent/softwarecombine
- agent/tags
- vendor/mattermost
- canonical/mattermost mattermost server
- version/mattermost mattermost server/9.5.0
- version/mattermost mattermost server/9.9.0
- version/mattermost mattermost server/9.10.0
- version/mattermost mattermost server/9.11.0
- version/mattermost mattermost server/9.11.0-rc1
- version/mattermost mattermost server/9.11.0-rc2
- version/mattermost mattermost server/9.11.0-rc3