CVE-2024-21848: Users maintain access to active call after being removed from a channel
First published: Fri Apr 05 2024(Updated: )
Improper Access Control in Mattermost Server versions 8.1.x before 8.1.11 allows an attacker that is in a channel with an active call to keep participating in the call even if they are removed from the channel
Credit: responsibledisclosure@mattermost.com responsibledisclosure@mattermost.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| go/github.com/mattermost/mattermost/server/v8 | <8.1.11 | 8.1.11 |
| Mattermost Mattermost Server | >=8.1.0<8.1.11 | |
| >=8.1.0<8.1.11 |
Remedy
Update Mattermost Server to versions 9.5.0, 8.1.11 or higher.
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Reference Links
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- source/GitHub
- alias/GHSA-xp9j-8p68-9q93
- alias/CVE-2024-21848
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- package-manager/go
- vendor/mattermost
- canonical/mattermost mattermost server
- version/mattermost mattermost server/8.1.0