Main Vulnerability Database Vulnerabilities #VU29475

#VU29475 Missing Authorization in Mattermost Server - CVE-2020-14457

Published: July 2, 2020

Vulnerability identifier: #VU29475

Vulnerability risk: Medium

CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

CVE-ID: CVE-2020-14457

CWE-ID: CWE-862

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
Mattermost Server

Software vendor:
Mattermost, Inc.

Description

The vulnerability allows a remote attacker to gain access to sensitive information on the target system.

The vulnerability exists due to missing authorization in the "update_team" WebSocket event. A remote attacker can receive broadcasted team details.

Install updates from vendor's website.