PT-2020-8418 · Mattermost · Mattermost Server
CVE-2017-18872
·
Published
2020-06-19
·
Updated
2026-07-30
CVSS v3.1
4.3
Medium
| Vector | AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
Name of the Vulnerable Software and Affected Versions:
Mattermost Server versions prior to 4.4.3
Mattermost Server versions prior to 4.3.3
Description:
An issue was discovered where attackers could reconfigure an OAuth app in some cases where Mattermost is an OAuth 2.0 service provider.
Recommendations:
For versions prior to 4.4.3, update to version 4.4.3 or later.
For versions prior to 4.3.3, update to version 4.3.3 or later.
Fix
DoS
Incorrect Permission
Missing Authorization
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Related Identifiers
Affected Products
Mattermost Server