CVE-2023-1774 – github.com/mattermost/mattermost-server/v6

Package

Manager: go
Name: github.com/mattermost/mattermost-server/v6
Vulnerable Version: >=6.0.0 <7.1.6

Severity

Level: Medium

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

EPSS: 0.00152 pctl0.36526

Details

Mattermost fails to properly authentication inviter's permissions to private channel When processing an email invite to a private channel on a team, Mattermost fails to validate the inviter's permission to that channel, allowing an attacker to invite themselves to a private channel. [Issue Identifier](https://mattermost.com/security-updates/): MMSA-2023-00137

Metadata

Created: 2023-03-31T12:30:16Z
Modified: 2023-04-07T21:24:51Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/03/GHSA-9hj7-v56g-rhf6/GHSA-9hj7-v56g-rhf6.json
CWE IDs: ["CWE-862"]
Alternative ID: GHSA-9hj7-v56g-rhf6
Finding: F039
Auto approve: 1