CVE-2024-2450

EUVD-2024-27399
Mattermost versions 8.1.x before 8.1.10, 9.2.x before 9.2.6, 9.3.x before 9.3.2, and 9.4.x before 9.4.3 fail to correctly verify account ownership when switching from email to SAML authentication, allowing an authenticated attacker to take over other user accounts via a crafted switch request under specific conditions.

ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
MattermostCNA
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 49%
Affected Products (NVD)
VendorProductVersion
mattermostmattermost
9.6.0 <
𝑥
< 9.6.0
mattermostmattermost
9.4.3 <
𝑥
< 9.4.3
mattermostmattermost
9.3.2 <
𝑥
< 9.3.2
mattermostmattermost
9.2.6 <
𝑥
< 9.2.6
mattermostmattermost
8.1.10 <
𝑥
< 8.1.10
mattermostmattermost_server
8.1.0 ≤
𝑥
< 8.1.10
mattermostmattermost_server
9.2.0 ≤
𝑥
< 9.2.6
mattermostmattermost_server
9.3.0 ≤
𝑥
< 9.3.2
mattermostmattermost_server
9.4.0 ≤
𝑥
< 9.4.3
mattermostmattermost_server
9.5.0
𝑥
= Vulnerable software versions