First published: Wed Mar 09 2022(Updated: )
A call stack overflow bug in the SAML login feature in Mattermost server in versions up to and including 6.3.2 allows an attacker to crash the server via submitting a maliciously crafted POST body.
Credit: responsibledisclosure@mattermost.com
Affected Software | Affected Version | How to fix |
---|---|---|
Mattermost Mattermost Server | <5.37.8 | |
Mattermost Mattermost Server | >=6.0.0<6.1.3 | |
Mattermost Mattermost Server | >=6.2.0<6.2.3 | |
Mattermost Mattermost Server | >=6.3.0<6.3.3 |
Update the Mattermost version to v6.3.3, 6.2.3, 6.1.3, or 5.37.8, depending on the minor version being run
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CVE-2022-0903 is a call stack overflow bug in the SAML login feature in Mattermost server that allows an attacker to crash the server via a maliciously crafted POST body.
CVE-2022-0903 affects Mattermost server in versions up to and including 6.3.2.
An attacker can exploit CVE-2022-0903 by submitting a maliciously crafted POST body.
CVE-2022-0903 has a severity level of 7.5 (high).
To fix CVE-2022-0903 in Mattermost server, upgrade to a version higher than 6.3.2.