CVE-2024-1887 — Improper Access Control in Mattermost Mattermost-server

CWE-284 — Improper Access Control5 documents4 sources
Severity
4.3MEDIUMNVD
EPSS
0.1%
top 65.19%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Github.com Mattermost Mattermost-serverGithub.com Mattermost Mattermost Server V8Mattermost Server+1 more
Timeline
PublishedFeb 29
Latest updateJun 28

Description

Mattermost fails to check if compliance export is enabled when fetching posts of public channels allowing a user that is not a member of the public channel to fetch the posts, which will not be audited in the compliance export.

CVSS vector

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

Affected Packages4 packages

▶NVDmattermost/mattermost_server9.2.0 — 9.2.5+2
▶Gogithub.com/mattermost_mattermost-server9.2.0+incompatible — 9.2.5+incompatible+1
▶CVEListV5mattermost/mattermost8.1.8+2

🔴Vulnerability Details

4
OSV
Mattermost post fetching without auditing in compliance export in github.com/mattermost/mattermost-server↗2024-06-28
▶
OSV
Mattermost post fetching without auditing in compliance export↗2024-02-29
▶
GHSA
Mattermost post fetching without auditing in compliance export↗2024-02-29
▶
CVEList
Public channel post content accessible without membership when compliance export is enabled↗2024-02-29
▶
CVE-2024-1887 — Improper Access Control | cvebase