CVE-2024-29215 - Vulnerability Details - OpenCVE

Mattermost versions 9.5.x <= 9.5.3, 9.7.x <= 9.7.1, 9.6.x <= 9.6.1, 8.1.x <= 8.1.12 fail to enforce proper access control which allows a user to run a slash command in a channel they are not a member of via linking a playbook run to that channel and running a slash command as a playbook task command.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00188.

Key SSVC decision points have not yet been added.

Vendors	Products
Mattermost	Mattermost Server

Configuration 1 [-]

OR	cpe:2.3:a:mattermost:mattermost_server::::::::
	cpe:2.3:a:mattermost:mattermost_server::::::::
	cpe:2.3:a:mattermost:mattermost_server::::::::
	cpe:2.3:a:mattermost:mattermost_server::::::::

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2024-34441	Mattermost versions 9.5.x <= 9.5.3, 9.7.x <= 9.7.1, 9.6.x <= 9.6.1, 8.1.x <= 8.1.12 fail to enforce proper access control which allows a user to run a slash command in a channel they are not a member of via linking a playbook run to that channel and running a slash command as a playbook task command.

Fixes

Solution

Update Mattermost to versions 9.8.0, 9.5.4, 9.7.2, 9.6.2, 8.1.13 or higher.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://mattermost.com/security-updates

History

Tue, 08 Jul 2025 18:30:00 +0000

Type	Values Removed	Values Added
First Time appeared		Mattermost Mattermost mattermost Server
CPEs		cpe:2.3:a:mattermost:mattermost_server::::::::
Vendors & Products		Mattermost Mattermost mattermost Server

MITRE

Status: PUBLISHED

Assigner: Mattermost

Published: 2024-05-26T13:33:41.791Z

Updated: 2024-08-02T01:10:54.568Z

Reserved: 2024-05-23T10:57:59.897Z

Link: CVE-2024-29215

Vulnrichment

Updated: 2024-08-02T01:10:54.568Z

NVD

Status : Analyzed

Published: 2024-05-26T14:15:08.627

Modified: 2025-07-08T18:02:30.957

Link: CVE-2024-29215

Redhat

No data.

OpenCVE Enrichment

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-29215", "assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "state": "PUBLISHED", "assignerShortName": "Mattermost", "dateReserved": "2024-05-23T10:57:59.897Z", "datePublished": "2024-05-26T13:33:41.791Z", "dateUpdated": "2024-08-02T01:10:54.568Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Mattermost", "vendor": "Mattermost", "versions": [{"lessThanOrEqual": "9.5.3", "status": "affected", "version": "9.5.0", "versionType": "semver"}, {"lessThanOrEqual": "9.7.1", "status": "affected", "version": "9.7.0", "versionType": "semver"}, {"lessThanOrEqual": "9.6.1", "status": "affected", "version": "9.6.0", "versionType": "semver"}, {"lessThanOrEqual": "8.1.12", "status": "affected", "version": "8.1.0", "versionType": "semver"}, {"status": "unaffected", "version": "9.8.0"}, {"status": "unaffected", "version": "9.5.4"}, {"status": "unaffected", "version": "9.7.2"}, {"status": "unaffected", "version": "9.6.2"}, {"status": "unaffected", "version": "8.1.13"}]}], "credits": [{"lang": "en", "type": "finder", "value": "Juho Nurminen"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Mattermost versions 9.5.x <= 9.5.3, 9.7.x <= 9.7.1, 9.6.x <= 9.6.1, 8.1.x <= 8.1.12 fail to enforce proper access control which allows a user to run a slash command in a channel they are not a member of via linking a playbook run to that channel and running a slash command as a playbook task command.<br></p>"}], "value": "Mattermost versions 9.5.x <= 9.5.3, 9.7.x <= 9.7.1, 9.6.x <= 9.6.1, 8.1.x <= 8.1.12 fail to enforce proper access control which allows a user to run a slash command in a channel they are not a member of via linking a playbook run to that channel and running a slash command as a playbook task command."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-284", "description": "CWE-284: Improper Access Control", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "shortName": "Mattermost", "dateUpdated": "2024-05-26T13:33:41.791Z"}, "references": [{"url": "https://mattermost.com/security-updates"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Update Mattermost to versions 9.8.0, 9.5.4, 9.7.2, 9.6.2, 8.1.13 or higher.</p>"}], "value": "Update Mattermost to versions 9.8.0, 9.5.4, 9.7.2, 9.6.2, 8.1.13 or higher."}], "source": {"advisory": "MMSA-2024-00300", "defect": ["https://mattermost.atlassian.net/browse/MM-56342"], "discovery": "INTERNAL"}, "title": "Slash commands run in channel without channel membership via playbook task commands", "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-06-05T20:42:10.469691Z", "id": "CVE-2024-29215", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-05T20:43:29.568Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T01:10:54.568Z"}, "title": "CVE Program Container", "references": [{"url": "https://mattermost.com/security-updates", "tags": ["x_transferred"]}]}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://mattermost.com/security-updates", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T01:10:54.568Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-29215", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-06-05T20:42:10.469691Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-05T20:42:42.555Z"}}], "cna": {"title": "Slash commands run in channel without channel membership via playbook task commands", "source": {"defect": ["https://mattermost.atlassian.net/browse/MM-56342"], "advisory": "MMSA-2024-00300", "discovery": "INTERNAL"}, "credits": [{"lang": "en", "type": "finder", "value": "Juho Nurminen"}], "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Mattermost", "product": "Mattermost", "versions": [{"status": "affected", "version": "9.5.0", "versionType": "semver", "lessThanOrEqual": "9.5.3"}, {"status": "affected", "version": "9.7.0", "versionType": "semver", "lessThanOrEqual": "9.7.1"}, {"status": "affected", "version": "9.6.0", "versionType": "semver", "lessThanOrEqual": "9.6.1"}, {"status": "affected", "version": "8.1.0", "versionType": "semver", "lessThanOrEqual": "8.1.12"}, {"status": "unaffected", "version": "9.8.0"}, {"status": "unaffected", "version": "9.5.4"}, {"status": "unaffected", "version": "9.7.2"}, {"status": "unaffected", "version": "9.6.2"}, {"status": "unaffected", "version": "8.1.13"}], "defaultStatus": "unaffected"}], "solutions": [{"lang": "en", "value": "Update Mattermost to versions 9.8.0, 9.5.4, 9.7.2, 9.6.2, 8.1.13 or higher.", "supportingMedia": [{"type": "text/html", "value": "<p>Update Mattermost to versions 9.8.0, 9.5.4, 9.7.2, 9.6.2, 8.1.13 or higher.</p>", "base64": false}]}], "references": [{"url": "https://mattermost.com/security-updates"}], "x_generator": {"engine": "Vulnogram 0.2.0"}, "descriptions": [{"lang": "en", "value": "Mattermost versions 9.5.x <= 9.5.3, 9.7.x <= 9.7.1, 9.6.x <= 9.6.1, 8.1.x <= 8.1.12 fail to enforce proper access control which allows a user to run a slash command in a channel they are not a member of via linking a playbook run to that channel and running a slash command as a playbook task command.", "supportingMedia": [{"type": "text/html", "value": "<p>Mattermost versions 9.5.x <= 9.5.3, 9.7.x <= 9.7.1, 9.6.x <= 9.6.1, 8.1.x <= 8.1.12 fail to enforce proper access control which allows a user to run a slash command in a channel they are not a member of via linking a playbook run to that channel and running a slash command as a playbook task command.<br></p>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-284", "description": "CWE-284: Improper Access Control"}]}], "providerMetadata": {"orgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "shortName": "Mattermost", "dateUpdated": "2024-05-26T13:33:41.791Z"}}}, "cveMetadata": {"cveId": "CVE-2024-29215", "state": "PUBLISHED", "dateUpdated": "2024-08-02T01:10:54.568Z", "dateReserved": "2024-05-23T10:57:59.897Z", "assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "datePublished": "2024-05-26T13:33:41.791Z", "assignerShortName": "Mattermost"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "47448305-8E05-4AEE-9E7B-D52AC86C7370", "versionEndExcluding": "8.1.13", "versionStartIncluding": "8.1.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "73F3450F-7A4F-450D-BC68-E726D347636F", "versionEndExcluding": "9.5.4", "versionStartIncluding": "9.5.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "B3E36367-4F29-45EE-BCF6-CDAA8E599E85", "versionEndExcluding": "9.6.2", "versionStartIncluding": "9.6.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "44A14BC6-9CCB-4D0B-9C07-79767507C4D2", "versionEndExcluding": "9.7.2", "versionStartIncluding": "9.7.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Mattermost versions 9.5.x <= 9.5.3, 9.7.x <= 9.7.1, 9.6.x <= 9.6.1, 8.1.x <= 8.1.12 fail to enforce proper access control which allows a user to run a slash command in a channel they are not a member of via linking a playbook run to that channel and running a slash command as a playbook task command."}, {"lang": "es", "value": "Las versiones de Mattermost 9.5.x <= 9.5.3, 9.7.x <= 9.7.1, 9.6.x <= 9.6.1, 8.1.x <= 8.1.12 no aplican el control de acceso adecuado que permite a un usuario ejecutar un comando de barra diagonal en un canal del que no son miembros vinculando una ejecuci\u00f3n del libro de jugadas a ese canal y ejecutando un comando de barra diagonal como un comando de tarea del libro de jugadas."}], "id": "CVE-2024-29215", "lastModified": "2025-07-08T18:02:30.957", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "responsibledisclosure@mattermost.com", "type": "Secondary"}]}, "published": "2024-05-26T14:15:08.627", "references": [{"source": "responsibledisclosure@mattermost.com", "tags": ["Vendor Advisory"], "url": "https://mattermost.com/security-updates"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://mattermost.com/security-updates"}], "sourceIdentifier": "responsibledisclosure@mattermost.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "responsibledisclosure@mattermost.com", "type": "Secondary"}]}