CVE-2021-37864
Vulnerability from cvelistv5
Published
2022-01-18 16:52
Modified
2024-08-04 01:30
Severity ?
EPSS score ?
Summary
Users can view the contents of an archived channel when access is explicitly denied by the system admin
References
▼ | URL | Tags | |
---|---|---|---|
responsibledisclosure@mattermost.com | https://mattermost.com/security-updates/ | Vendor Advisory |
Impacted products
▼ | Vendor | Product |
---|---|---|
Mattermost | Mattermost |
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-04T01:30:09.016Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://mattermost.com/security-updates/" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "Mattermost ", "vendor": "Mattermost ", "versions": [ { "lessThan": "6.2", "status": "affected", "version": "unspecified", "versionType": "custom" } ] } ], "descriptions": [ { "lang": "en", "value": "Mattermost 6.1 and earlier fails to sufficiently validate permissions while viewing archived channels, which allows authenticated users to view contents of archived channels even when this is denied by system administrators by directly accessing the APIs." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 2.6, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-284", "description": "CWE-284 Improper Access Control", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2022-01-18T16:52:19", "orgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "shortName": "Mattermost" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://mattermost.com/security-updates/" } ], "source": { "advisory": "MMSA-2021-0076", "defect": [ "https://mattermost.atlassian.net/browse/MM-40159" ], "discovery": "EXTERNAL" }, "title": "Users can view the contents of an archived channel when access is explicitly denied by the system admin", "x_generator": { "engine": "Vulnogram 0.0.9" }, "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "responsibledisclosure@mattermost.com", "ID": "CVE-2021-37864", "STATE": "PUBLIC", "TITLE": "Users can view the contents of an archived channel when access is explicitly denied by the system admin" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Mattermost ", "version": { "version_data": [ { "version_affected": "\u003c", "version_value": "6.2" } ] } } ] }, "vendor_name": "Mattermost " } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "Mattermost 6.1 and earlier fails to sufficiently validate permissions while viewing archived channels, which allows authenticated users to view contents of archived channels even when this is denied by system administrators by directly accessing the APIs." } ] }, "generator": { "engine": "Vulnogram 0.0.9" }, "impact": { "cvss": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 2.6, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "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/" } ] }, "source": { "advisory": "MMSA-2021-0076", "defect": [ "https://mattermost.atlassian.net/browse/MM-40159" ], "discovery": "EXTERNAL" } } } }, "cveMetadata": { "assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "assignerShortName": "Mattermost", "cveId": "CVE-2021-37864", "datePublished": "2022-01-18T16:52:19", "dateReserved": "2021-08-02T00:00:00", "dateUpdated": "2024-08-04T01:30:09.016Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-37864\",\"sourceIdentifier\":\"responsibledisclosure@mattermost.com\",\"published\":\"2022-01-18T17:15:08.400\",\"lastModified\":\"2022-10-27T11:44:30.780\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"Mattermost 6.1 and earlier fails to sufficiently validate permissions while viewing archived channels, which allows authenticated users to view contents of archived channels even when this is denied by system administrators by directly accessing the APIs.\"},{\"lang\":\"es\",\"value\":\"Mattermost versiones 6.1 y anteriores no comprueban suficientemente los permisos mientras son visualizados los canales archivados, lo que permite a usuarios autenticados visualizar el contenido de los canales archivados incluso cuando los administradores del sistema lo deniegan al acceder directamente a las API\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6},{\"source\":\"responsibledisclosure@mattermost.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":2.6,\"baseSeverity\":\"LOW\"},\"exploitabilityScore\":1.2,\"impactScore\":1.4}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:S/C:P/I:N/A:N\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":4.0},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-863\"}]},{\"source\":\"responsibledisclosure@mattermost.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-284\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"6.1\",\"matchCriteriaId\":\"718C9A35-46BC-41DA-9158-628097847AF0\"}]}]}],\"references\":[{\"url\":\"https://mattermost.com/security-updates/\",\"source\":\"responsibledisclosure@mattermost.com\",\"tags\":[\"Vendor Advisory\"]}]}}" } }
Loading...
Loading...
Sightings
Author | Source | Type | Date |
---|
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.