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Vulnerability Details :

CVE-2022-2408

Summary
Assigner-Mattermost
Assigner Org ID-9302f53e-dde5-4bf3-b2f2-a83f91ac0eee
Published At-14 Jul, 2022 | 17:25
Updated At-06 Dec, 2024 | 23:08
Rejected At-
Credits

Guest accounts can list all public channels

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.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:Mattermost
Assigner Org ID:9302f53e-dde5-4bf3-b2f2-a83f91ac0eee
Published At:14 Jul, 2022 | 17:25
Updated At:06 Dec, 2024 | 23:08
Rejected At:
▼CVE Numbering Authority (CNA)
Guest accounts can list all public channels

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.

Affected Products
Vendor
Mattermost, Inc.Mattermost
Product
Mattermost
Versions
Affected
  • From unspecified through 6.3.8 (custom)
  • 6.4.x
  • 6.7.x 6.7.0
  • From 6.5.x through 6.5.1 (custom)
  • From 6.6.x through 6.6.1 (custom)
Problem Types
TypeCWE IDDescription
CWECWE-200CWE-200 Information Exposure
Type: CWE
CWE ID: CWE-200
Description: CWE-200 Information Exposure
Metrics
VersionBase scoreBase severityVector
3.14.3MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Version: 3.1
Base score: 4.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Update Mattermost to version v7.0.0, 6.7.1, 6.6.2, 6.5.2, 6.3.9 or higher.

Configurations
Workarounds
Exploits
Credits
Thanks to Rohit KC for contributing to this improvement under the Mattermost responsible disclosure policy.
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://mattermost.com/security-updates/
x_refsource_MISC
Hyperlink: https://mattermost.com/security-updates/
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
1. CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://mattermost.com/security-updates/
x_refsource_MISC
x_transferred
Hyperlink: https://mattermost.com/security-updates/
Resource:
x_refsource_MISC
x_transferred
2. CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:responsibledisclosure@mattermost.com
Published At:14 Jul, 2022 | 18:15
Updated At:30 Jun, 2023 | 18:50

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.14.3MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Secondary3.14.3MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Primary2.04.0MEDIUM
AV:N/AC:L/Au:S/C:P/I:N/A:N
Type: Primary
Version: 3.1
Base score: 4.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Type: Secondary
Version: 3.1
Base score: 4.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Type: Primary
Version: 2.0
Base score: 4.0
Base severity: MEDIUM
Vector:
AV:N/AC:L/Au:S/C:P/I:N/A:N
CPE Matches
Mattermost, Inc.
mattermost
>>mattermost>>Versions before 6.3.8(exclusive)
cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
Mattermost, Inc.
mattermost
>>mattermost>>Versions from 6.4.0(inclusive) to 6.5.1(inclusive)
cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
Mattermost, Inc.
mattermost
>>mattermost>>6.6.0
cpe:2.3:a:mattermost:mattermost:6.6.0:*:*:*:*:*:*:*
Mattermost, Inc.
mattermost
>>mattermost>>6.6.1
cpe:2.3:a:mattermost:mattermost:6.6.1:*:*:*:*:*:*:*
Mattermost, Inc.
mattermost
>>mattermost>>6.7.0
cpe:2.3:a:mattermost:mattermost:6.7.0:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-863Primarynvd@nist.gov
CWE-200Secondaryresponsibledisclosure@mattermost.com
CWE ID: CWE-863
Type: Primary
Source: nvd@nist.gov
CWE ID: CWE-200
Type: Secondary
Source: responsibledisclosure@mattermost.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://mattermost.com/security-updates/responsibledisclosure@mattermost.com
Vendor Advisory
Hyperlink: https://mattermost.com/security-updates/
Source: responsibledisclosure@mattermost.com
Resource:
Vendor Advisory

Change History

0
Information is not available yet

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