gsd-2023-50333
Vulnerability from gsd
Modified
2023-12-22 06:01
Details
Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing freshly demoted guests to change group names.
Aliases
{ "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2023-50333" ], "details": "Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing\u00a0freshly demoted guests to change group names.\n\n", "id": "GSD-2023-50333", "modified": "2023-12-22T06:01:17.474194Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "responsibledisclosure@mattermost.com", "ID": "CVE-2023-50333", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Mattermost", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "unaffected", "versions": [ { "lessThanOrEqual": "9.2.2", "status": "affected", "version": "0", "versionType": "semver" }, { "lessThanOrEqual": "8.1.6", "status": "affected", "version": "0", "versionType": "semver" }, { "status": "unaffected", "version": "8.1.7" } ] } } ] } } ] }, "vendor_name": "Mattermost" } ] } }, "credits": [ { "lang": "en", "value": "Leandro Chaves (brdoors3)" } ], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing\u00a0freshly demoted guests to change group names.\n\n" } ] }, "generator": { "engine": "Vulnogram 0.1.0-dev" }, "impact": { "cvss": [ { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 3.7, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:L", "version": "3.1" } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "cweId": "CWE-284", "lang": "eng", "value": "CWE-284: Improper Access Control" } ] } ] }, "references": { "reference_data": [ { "name": "https://mattermost.com/security-updates", "refsource": "MISC", "url": "https://mattermost.com/security-updates" } ] }, "solution": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "\u003cp\u003eUpdate Mattermost Server to versions 8.1.7, 9.3.0 or higher.\u003c/p\u003e" } ], "value": "Update Mattermost Server to versions 8.1.7, 9.3.0 or higher.\n\n" } ], "source": { "advisory": "MMSA-2023-00263", "defect": [ "https://mattermost.atlassian.net/browse/MM-54773" ], "discovery": "EXTERNAL" } }, "nvd.nist.gov": { "cve": { "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "4FFBD373-195D-4481-B87D-5B329DBEC33D", "versionEndExcluding": "8.1.7", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "descriptions": [ { "lang": "en", "value": "Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing\u00a0freshly demoted guests to change group names.\n\n" }, { "lang": "es", "value": "Mattermost no actualiza los permisos de la sesi\u00f3n actual para un usuario que acaba de ser degradado a invitado, lo que permite a los invitados reci\u00e9n degradados cambiar los nombres de los grupos." } ], "id": "CVE-2023-50333", "lastModified": "2024-01-08T19:04:13.117", "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": "nvd@nist.gov", "type": "Primary" }, { "cvssData": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 3.7, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:L", "version": "3.1" }, "exploitabilityScore": 1.2, "impactScore": 2.5, "source": "responsibledisclosure@mattermost.com", "type": "Secondary" } ] }, "published": "2024-01-02T10:15:08.723", "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-Other" } ], "source": "nvd@nist.gov", "type": "Primary" }, { "description": [ { "lang": "en", "value": "CWE-284" } ], "source": "responsibledisclosure@mattermost.com", "type": "Secondary" } ] } } } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.