CVE-2024-2447

Mattermost versions 8.1.x before 8.1.11, 9.3.x before 9.3.3, 9.4.x before 9.4.4, and 9.5.x before 9.5.2 fail to authenticate the source of certain types of post actions, allowing an authenticated attacker to create posts as other users via a crafted post action.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
MattermostCNA
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CISA-ADPADP
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 41%
VendorProductVersion
mattermostmattermost_server
8.1.0 ≤
𝑥
< 8.1.11
mattermostmattermost_server
9.3.0 ≤
𝑥
< 9.3.3
mattermostmattermost_server
9.4.0 ≤
𝑥
< 9.4.4
mattermostmattermost_server
9.5.0 ≤
𝑥
< 9.5.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://mattermost.com/security-updates
https://mattermost.com/security-updates