First published: Mon Jul 17 2023(Updated: )
Mattermost fails to properly restrict requests to localhost/intranet during the interactive dialog, which could allow an attacker to perform a limited blind SSRF.
Credit: responsibledisclosure@mattermost.com responsibledisclosure@mattermost.com
Affected Software | Affected Version | How to fix |
---|---|---|
Mattermost Mattermost Server | >=7.8.0<7.8.7 | |
Mattermost Mattermost Server | >=7.10.0<7.10.3 |
Update Mattermost Server to versions v7.8.7, v7.10.3 or higher.
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CVE-2023-3577 is a vulnerability in Mattermost that allows an attacker to perform a limited blind SSRF by exploiting the failure to properly restrict requests to localhost/intranet during the interactive dialog.
CVE-2023-3577 has a severity of 4.3, which is considered medium.
CVE-2023-3577 affects Mattermost versions between 7.8.0 and 7.8.7, as well as versions between 7.10.0 and 7.10.3 of Mattermost Server.
An attacker can exploit CVE-2023-3577 by sending unauthorized requests to localhost/intranet during the interactive dialog in Mattermost.
To fix CVE-2023-3577, it is recommended to upgrade Mattermost Server to a version beyond 7.10.3 or 7.8.7, depending on your current version.