#VU30176 Insufficient Session Expiration in Mattermost Server - CVE-2017-18905
Published: June 19, 2020 / Updated: July 17, 2020
Vulnerability identifier: #VU30176
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2017-18905
CWE-ID: CWE-613
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Mattermost Server
Mattermost Server
Software vendor:
Mattermost, Inc.
Mattermost, Inc.
Description
The vulnerability allows a remote non-authenticated attacker to manipulate data.
An issue was discovered in Mattermost Server before 4.0.0, 3.10.2, and 3.9.2, when used as an OAuth 2.0 service provider, Session invalidation was mishandled.
Remediation
Install update from vendor's website.