CVE-2024-43813: IDOR when marking read a user's channel
First published: Thu Aug 22 2024(Updated: )
Mattermost versions 9.5.x <= 9.5.7, 9.10.x <= 9.10.0 fail to enforce proper access controls which allows any authenticated user, including guests, to mark any channel inside any team as read for any user.
Credit: responsibledisclosure@mattermost.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mattermost | >=9.5.0<9.5.8 | |
| Mattermost | >=9.10.0<9.10.1 |
Remedy
Update Mattermost to versions 9.11.0, 9.5.8, 9.10.1 or higher.
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2024-43813?
CVE-2024-43813 has a severity rating that reflects significant risks due to insufficient access control vulnerabilities.
How do I fix CVE-2024-43813?
To fix CVE-2024-43813, upgrade Mattermost to version 9.5.8 or higher, or to version 9.10.1 or higher.
Who is affected by CVE-2024-43813?
Any Mattermost deployment running versions 9.5.x up to 9.5.7 or 9.10.x up to 9.10.0 is affected by CVE-2024-43813.
What are the implications of CVE-2024-43813 for users?
Users with authenticated access, including guests, can mark any channel as read for any user, potentially leading to privacy concerns.
Is CVE-2024-43813 a remote vulnerability?
CVE-2024-43813 is not classified as a remote vulnerability since it requires authenticated access to exploit.
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