Medium severity · published Apr 5, 2024
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…
6.5
CVSS
0.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 13% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MS
Mattermost Server · Mattermost
8.1.0 before 8.1.11; 9.3.0 before 9.3.3; 9.4.0 before 9.4.4; 9.5.0 before 9.5.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-2447
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-2447
Vendor Advisory
https://mattermost.com/security-updates
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