Vulnerability Details : CVE-2022-2408
The Guest account feature in Mattermost version 6.7.0 and earlier fails to properly restrict the permissions, which allows a guest user to fetch a list of all public channels in the team, in spite of not being part of those channels.
Vulnerability category: Information leak
Products affected by CVE-2022-2408
- cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
- cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
- cpe:2.3:a:mattermost:mattermost:6.6.1:*:*:*:*:*:*:*
- cpe:2.3:a:mattermost:mattermost:6.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:mattermost:mattermost:6.7.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-2408
0.14%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 36 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-2408
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:N/A:N |
8.0
|
2.9
|
NIST | |
|
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
2.8
|
1.4
|
NIST | |
|
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
2.8
|
1.4
|
Mattermost, Inc. |
CWE ids for CVE-2022-2408
-
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.Assigned by: responsibledisclosure@mattermost.com (Secondary)
-
The product exposes a resource to the wrong control sphere, providing unintended actors with inappropriate access to the resource.Assigned by: nvd@nist.gov (Primary)
-
The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.Assigned by: nvd@nist.gov (Primary)
References for CVE-2022-2408
-
https://mattermost.com/security-updates/
Security Updates - Mattermost - Open Source, On-Prem or Private Cloud MessagingVendor Advisory
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