Improper Authorization in Mattermost Server - #VU49556
Published: January 15, 2021
Vulnerability identifier: #VU49556
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to bypass implemented security restrictions.
The vulnerability exists due to unspecified error related to partial failure in permission level enforcement for high-availability configurations during an active session. A remote user can gain access to restricted resources under certain conditions within an active session.
Affected software
Mattermost Server
Remediation
Install updates from vendor's website.
Mattermost Server - update to 5.30.0