Medium severity · published Nov 9, 2024
CVE-2024-42000
Mattermost versions 9.10.x <= 9.10.2, 9.11.x <= 9.11.1, 9.5.x <= 9.5.9 and 10.0.x <= 10.0.0 fail to properly authorize the requests to /api/v4/channels which allows a User or…
4.3
CVSS
0.3%
EPSS
No
On KEV
Description
Mattermost versions 9.10.x <= 9.10.2, 9.11.x <= 9.11.1, 9.5.x <= 9.5.9 and 10.0.x <= 10.0.0 fail to properly authorize the requests to /api/v4/channels which allows a User or System Manager, with "Read Groups" permission but with no access for channels to retrieve details about private channels that they were not a member of by sending a request to /api/v4/channels.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 21% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MS
Mattermost Server · Mattermost
9.5.0 before 9.5.10; 9.10.0 before 9.10.3; 9.11.0 before 9.11.2; 10.0.0; 10.0.0; 10.0.0; +2 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-42000
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-42000
Vendor Advisory
https://mattermost.com/security-updates
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