Incorrect permission assignment for critical resource in Mattermost Server - CVE-2017-18872
Published: June 19, 2020 / Updated: July 17, 2020
Vulnerability identifier: #VU30219
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-18872
CWE-ID: CWE-732
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote authenticated user to manipulate data.
An issue was discovered in Mattermost Server before 4.4.3 and 4.3.3. Attackers could reconfigure an OAuth app in some cases where Mattermost is an OAuth 2.0 service provider.
Affected software
Mattermost Server
How to mitigate CVE-2017-18872
Install update from vendor's website.
Mattermost Server - update to 4.4.3