Medium severity · published Mar 15, 2024
CVE-2024-2446
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 limit the number of @-mentions processed per message, allowing an…
4.3
CVSS
0.4%
EPSS
No
On KEV
Description
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 limit the number of @-mentions processed per message, allowing an authenticated attacker to crash the client applications of other users via large, crafted messages.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 39% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
Mattermost · Mattermost
9.4.0 through 9.4.2; 9.3.0 through 9.3.1; 9.2.0 through 9.2.5; 8.1.0 through 8.1.9 · source: vendor
MS
Mattermost Server · Mattermost
8.1.0 before 8.1.10; 9.2.0 before 9.2.6; 9.3.0 before 9.3.2; 9.4.0 before 9.4.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-2446
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-2446
Vendor Advisory
https://mattermost.com/security-updates
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