CVE-2023-43754 - OpenCVE

Mattermost fails to check whether the “Allow users to view archived channels” setting is enabled during permalink previews display, allowing members to view permalink previews of archived channels even if the “Allow users to view archived channels” setting is disabled.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Mattermost	Mattermost

Configuration 1 [-]

OR	cpe:2.3:a:mattermost:mattermost::::::::
	cpe:2.3:a:mattermost:mattermost::::::::
	cpe:2.3:a:mattermost:mattermost::::::::
	cpe:2.3:a:mattermost:mattermost:9.1.0:::::::*

No data.

References

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

History

No history.

MITRE

Status: PUBLISHED

Assigner: Mattermost

Published: 2023-11-27T09:11:13.283Z

Updated: 2024-08-02T19:52:11.105Z

Reserved: 2023-11-22T11:37:35.971Z

Link: CVE-2023-43754

Vulnrichment

No data.

NVD

Status : Analyzed

Published: 2023-11-27T10:15:07.657

Modified: 2023-12-01T21:18:42.600

Link: CVE-2023-43754

Redhat

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-43754", "assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "state": "PUBLISHED", "assignerShortName": "Mattermost", "dateReserved": "2023-11-22T11:37:35.971Z", "datePublished": "2023-11-27T09:11:13.283Z", "dateUpdated": "2024-08-02T19:52:11.105Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Mattermost", "vendor": "Mattermost", "versions": [{"lessThanOrEqual": "7.8.12", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "8.1.3", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "9.0.1", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "9.1.0", "status": "affected", "version": "0", "versionType": "semver"}, {"status": "unaffected", "version": "9.0.2"}, {"status": "unaffected", "version": "9.1.1"}, {"status": "unaffected", "version": "7.8.13"}, {"status": "unaffected", "version": "8.1.4"}]}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Harrison Healey"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Mattermost fails to check whether the  \u201cAllow users to view archived channels\u201d  setting is enabled during permalink previews display, allowing members to view permalink previews of archived channels even if the \u201cAllow users to view archived channels\u201d setting is disabled. </p>"}], "value": "Mattermost fails to check whether the\u00a0 \u201cAllow users to view archived channels\u201d\u00a0 setting is enabled during permalink previews display, allowing members to view permalink previews of archived channels even if the\u00a0\u201cAllow users to view archived channels\u201d setting is disabled.\u00a0\n\n"}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-200", "description": "CWE-200: Exposure of Sensitive Information to an Unauthorized Actor", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "shortName": "Mattermost", "dateUpdated": "2023-11-27T09:11:13.283Z"}, "references": [{"url": "https://mattermost.com/security-updates"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Update Mattermost Server to versions 9.0.2, 9.1.1, 7.8.13, 8.1.4 or higher.</p>"}], "value": "Update Mattermost Server to versions 9.0.2, 9.1.1, 7.8.13, 8.1.4 or higher.\n\n"}], "source": {"advisory": "MMSA-2023-00241", "defect": ["https://mattermost.atlassian.net/browse/MM-54221"], "discovery": "INTERNAL"}, "title": "Permalink previews displayed for posts in archived channels even if users are disallowed to view archived channels", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T19:52:11.105Z"}, "title": "CVE Program Container", "references": [{"url": "https://mattermost.com/security-updates", "tags": ["x_transferred"]}]}]}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*", "matchCriteriaId": "BAEFCB9C-4CFC-4C2D-B53D-4A1E9B54E744", "versionEndIncluding": "7.8.12", "vulnerable": true}, {"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*", "matchCriteriaId": "7CFE72E8-D2A6-4994-88F6-2B04DB413631", "versionEndIncluding": "8.1.3", "versionStartIncluding": "8.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*", "matchCriteriaId": "DF5E1B7D-7237-4464-9873-0A85C80CC76A", "versionEndIncluding": "9.0.1", "versionStartIncluding": "9.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:mattermost:mattermost:9.1.0:*:*:*:*:*:*:*", "matchCriteriaId": "9D960BDC-FB30-4112-B1CC-219D1EC32145", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Mattermost fails to check whether the\u00a0 \u201cAllow users to view archived channels\u201d\u00a0 setting is enabled during permalink previews display, allowing members to view permalink previews of archived channels even if the\u00a0\u201cAllow users to view archived channels\u201d setting is disabled.\u00a0\n\n"}, {"lang": "es", "value": "Mattermost no verifica si la configuraci\u00f3n \"Permitir a los usuarios ver canales archivados\" est\u00e1 habilitada durante la visualizaci\u00f3n de vistas previas de enlaces permanentes, lo que permite a los miembros ver vistas previas de enlaces permanentes de canales archivados incluso si la configuraci\u00f3n \"Permitir a los usuarios ver canales archivados\" est\u00e1 deshabilitada."}], "id": "CVE-2023-43754", "lastModified": "2023-12-01T21:18:42.600", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "responsibledisclosure@mattermost.com", "type": "Secondary"}]}, "published": "2023-11-27T10:15:07.657", "references": [{"source": "responsibledisclosure@mattermost.com", "tags": ["Vendor Advisory"], "url": "https://mattermost.com/security-updates"}], "sourceIdentifier": "responsibledisclosure@mattermost.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-200"}], "source": "responsibledisclosure@mattermost.com", "type": "Secondary"}]}