Main Vulnerability Database Vulnerabilities #VU30233

Incorrect permission assignment for critical resource in Mattermost Server - CVE-2019-20876

Published: June 19, 2020 / Updated: July 17, 2020

Vulnerability identifier: #VU30233

CSH Severity: Medium

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

CVE-ID: CVE-2019-20876

CWE-ID: CWE-732

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
Mattermost Server

Software vendor:
Mattermost, Inc.

Description

The vulnerability allows a remote authenticated user to manipulate or delete data.

An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. Users can deactivate themselves, bypassing a policy.

Install update from vendor's website.