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Vulnerability Details :

CVE-2024-39274

Summary
Assigner-Mattermost
Assigner Org ID-9302f53e-dde5-4bf3-b2f2-a83f91ac0eee
Published At-01 Aug, 2024 | 14:05
Updated At-02 Aug, 2024 | 15:10
Rejected At-
Credits

Malicious remote can add users to arbitrary teams and channels

Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5 and 9.8.x <= 9.8.1 fail to properly validate that the channel that comes from the sync message is a shared channel, when shared channels are enabled, which allows a malicious remote to add users to arbitrary teams and 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:01 Aug, 2024 | 14:05
Updated At:02 Aug, 2024 | 15:10
Rejected At:
▼CVE Numbering Authority (CNA)
Malicious remote can add users to arbitrary teams and channels

Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5 and 9.8.x <= 9.8.1 fail to properly validate that the channel that comes from the sync message is a shared channel, when shared channels are enabled, which allows a malicious remote to add users to arbitrary teams and channels

Affected Products
Vendor
Mattermost, Inc.Mattermost
Product
Mattermost
Default Status
unaffected
Versions
Affected
  • 9.9.0
  • From 9.5.0 through 9.5.6 (semver)
  • From 9.7.0 through 9.7.5 (semver)
  • From 9.8.0 through 9.8.1 (semver)
Unaffected
  • 9.10.0
  • 9.9.1
  • 9.5.7
  • 9.7.6
  • 9.8.2
Problem Types
TypeCWE IDDescription
CWECWE-284CWE-284: Improper Access Control
Type: CWE
CWE ID: CWE-284
Description: CWE-284: Improper Access Control
Metrics
VersionBase scoreBase severityVector
3.18.7HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
Version: 3.1
Base score: 8.7
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Update Mattermost to versions 9.10.0, 9.9.1, 9.5.7, 9.7.6, 9.8.2 or higher.

Configurations
Workarounds
Exploits
Credits
finder
Juho Forsén
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://mattermost.com/security-updates
N/A
Hyperlink: https://mattermost.com/security-updates
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Vendor
Mattermost, Inc.mattermost
Product
mattermost
CPEs
  • cpe:2.3:a:mattermost:mattermost:9.9.0:*:*:*:*:*:*:*
Default Status
unknown
Versions
Affected
  • 9.9.0
Vendor
Mattermost, Inc.mattermost
Product
mattermost
CPEs
  • cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
Default Status
unknown
Versions
Affected
  • From 9.5.0 through 9.5.6 (semver)
  • From 9.7.0 through 9.7.5 (semver)
  • From 9.8.0 through 9.8.1 (semver)
Vendor
Mattermost, Inc.mattermost
Product
mattermost
CPEs
  • cpe:2.3:a:mattermost:mattermost:9.10.0:*:*:*:*:*:*:*
Default Status
unknown
Versions
Affected
  • 9.10.0
Vendor
Mattermost, Inc.mattermost
Product
mattermost
CPEs
  • cpe:2.3:a:mattermost:mattermost:9.9.1:*:*:*:*:*:*:*
Default Status
unknown
Versions
Affected
  • 9.9.1
Vendor
Mattermost, Inc.mattermost
Product
mattermost
CPEs
  • cpe:2.3:a:mattermost:mattermost:9.5.7:*:*:*:*:*:*:*
Default Status
unknown
Versions
Affected
  • 9.5.7
Vendor
Mattermost, Inc.mattermost
Product
mattermost
CPEs
  • cpe:2.3:a:mattermost:mattermost:9.7.6:*:*:*:*:*:*:*
Default Status
unknown
Versions
Affected
  • 9.7.6
Vendor
Mattermost, Inc.mattermost
Product
mattermost
CPEs
  • cpe:2.3:a:mattermost:mattermost:9.8.2:*:*:*:*:*:*:*
Default Status
unknown
Versions
Affected
  • 9.8.2
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:01 Aug, 2024 | 15:15
Updated At:23 Aug, 2024 | 14:39

Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5 and 9.8.x <= 9.8.1 fail to properly validate that the channel that comes from the sync message is a shared channel, when shared channels are enabled, which allows a malicious remote to add users to arbitrary teams and 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
Primary3.16.5MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Secondary3.18.7HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
Type: Primary
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Type: Secondary
Version: 3.1
Base score: 8.7
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
CPE Matches
Mattermost, Inc.
mattermost
>>mattermost>>Versions from 9.5.0(inclusive) to 9.5.7(exclusive)
cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
Mattermost, Inc.
mattermost
>>mattermost>>Versions from 9.7.0(inclusive) to 9.7.6(exclusive)
cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
Mattermost, Inc.
mattermost
>>mattermost>>Versions from 9.8.0(inclusive) to 9.8.2(exclusive)
cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
Mattermost, Inc.
mattermost
>>mattermost>>9.9.0
cpe:2.3:a:mattermost:mattermost:9.9.0:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
NVD-CWE-noinfoPrimarynvd@nist.gov
CWE-284Secondaryresponsibledisclosure@mattermost.com
CWE ID: NVD-CWE-noinfo
Type: Primary
Source: nvd@nist.gov
CWE ID: CWE-284
Type: Secondary
Source: responsibledisclosure@mattermost.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://mattermost.com/security-updatesresponsibledisclosure@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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