CVE-2024-47145: Unauthorized access on archived channels via file links
First published: Thu Sep 26 2024(Updated: )
Mattermost versions 9.5.x <= 9.5.8 fail to properly authorize access to archived channels when viewing archived channels is disabled, which allows an attacker to view posts and files of archived channels via file links.
Credit: responsibledisclosure@mattermost.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mattermost | >=9.5.0<9.5.9 |
Remedy
Update Mattermost to versions 9.11.0, 9.5.9 or higher.
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2024-47145?
CVE-2024-47145 has a medium severity level due to unauthorized access to archived channels.
How do I fix CVE-2024-47145?
To fix CVE-2024-47145, upgrade Mattermost to version 9.5.9 or later.
What are the potential impacts of CVE-2024-47145?
CVE-2024-47145 can allow attackers to view sensitive posts and files from archived channels, compromising confidential information.
What versions of Mattermost are affected by CVE-2024-47145?
Mattermost versions 9.5.0 through 9.5.8 are affected by CVE-2024-47145.
Is there a workaround for CVE-2024-47145?
There is no official workaround for CVE-2024-47145; upgrading to the patched version is recommended.
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