CVE-2024-4198

EUVD-2024-1107
Mattermost versions 9.6.0, 9.5.x before 9.5.3, and 8.1.x before 8.1.12 fail to fully validate role changes which allows an attacker authenticated as team admin to demote users to guest via crafted HTTP requests.

ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
MattermostCNA
2.7 LOW
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 33%
Affected Products (NVD)
VendorProductVersion
mattermostmattermost_server
8.1.0 ≤
𝑥
< 8.1.12
mattermostmattermost_server
9.5.0 ≤
𝑥
< 9.5.3
mattermostmattermost_server
9.6.0
mattermostmattermost_server
9.6.0:rc1
mattermostmattermost_server
9.6.0:rc2
mattermostmattermost_server
9.6.0:rc3
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
mattermostmattermost
9.6.0
CNA
mattermostmattermost
9.5.0 ≤
𝑥
≤ 9.5.2
CNA
mattermostmattermost
8.1.0 ≤
𝑥
≤ 8.1.11
CNA