CVE-2023-47858 — Improper Access Control in Mattermost Mattermost-server V6

CWE-284 — Improper Access Control5 documents4 sources
Severity
4.3MEDIUMNVD
EPSS
0.2%
top 59.11%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Github.com Mattermost Mattermost-server V6Github.com Mattermost Mattermost Server V8Mattermost Server+1 more
Timeline
PublishedJan 2
Latest updateJun 28

Description

Mattermost fails to properly verify the permissions needed for viewing archived public channels, allowing a member of one team to get details about the archived public channels of another team via the GET /api/v4/teams//channels/deleted endpoint.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:NExploitability: 2.8 | Impact: 1.4

Affected Packages4 packages

▶NVDmattermost/mattermost_server9.0.0 — 9.0.5+3
▶CVEListV5mattermost/mattermost9.2.2+3

🔴Vulnerability Details

4
OSV
Mattermost viewing archived public channels permissions vulnerability in github.com/mattermost/mattermost-server↗2024-06-28
▶
CVEList
Details of archived public channels are leaked to members of another team↗2024-01-02
▶
GHSA
Mattermost viewing archived public channels permissions vulnerability↗2024-01-02
▶
OSV
Mattermost viewing archived public channels permissions vulnerability↗2024-01-02
▶
CVE-2023-47858 — Improper Access Control | cvebase