CVE-2023-4106 — Missing Authorization in Mattermost Mattermost-server V6

CWE-862 — Missing AuthorizationCWE-284 — Improper Access Control4 documents4 sources
Severity
6.5MEDIUMNVD
CNA6.3
EPSS
0.1%
top 74.34%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Github.com Mattermost Mattermost-server V6Mattermost
Timeline
PublishedAug 11

Description

Mattermost fails to check if the requesting user is a guest before performing different actions to public playbooks, resulting a guest being able to view, join, edit, export and archive public playbooks.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:NExploitability: 3.9 | Impact: 2.5

Affected Packages3 packages

▶NVDmattermost/mattermost7.8.0 — 7.8.8+2
▶CVEListV5mattermost/mattermost7.8.7+2

🔴Vulnerability Details

3
GHSA
Mattermost fails to check if user is a guest before performing actions on public playbooks↗2023-08-11
▶
CVEList
A guest user can perform various actions on public playbooks↗2023-08-11
▶
OSV
Mattermost fails to check if user is a guest before performing actions on public playbooks↗2023-08-11
▶
CVE-2023-4106 — Missing Authorization | cvebase