Medium severity · published Jan 2, 2024
CVE-2023-47858
Mattermost fails to properly verify the permissions needed for viewing archived public channels, allowing a member of one team to get details about the archived public channels…
4.3
CVSS
0.4%
EPSS
No
On KEV
Description
Mattermost fails to properly verify the permissions needed for viewing archived public channels, allowing a member of one team to get details about the archived public channels of another team via the GET /api/v4/teams/<team-id>/channels/deleted endpoint.
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)0.4% · higher than 29% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MS
Mattermost Server · Mattermost
before 8.1.7; 9.0.0 before 9.0.5; 9.1.0 before 9.1.4; 9.2.0 before 9.2.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-47858
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-47858
Vendor Advisory
https://mattermost.com/security-updates
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