{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-25821", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2023-02-15T16:34:48.774Z", "datePublished": "2023-02-24T23:39:51.684Z", "dateUpdated": "2024-08-02T11:32:12.640Z"}, "containers": {"cna": {"title": "Nextcloud download permissions can be changed by resharer", "problemTypes": [{"descriptions": [{"cweId": "CWE-284", "lang": "en", "description": "CWE-284: Improper Access Control", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-7w6h-5qgw-4j94", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-7w6h-5qgw-4j94"}, {"name": "https://github.com/nextcloud/server/pull/34502", "tags": ["x_refsource_MISC"], "url": "https://github.com/nextcloud/server/pull/34502"}, {"name": "https://hackerone.com/reports/1724016", "tags": ["x_refsource_MISC"], "url": "https://hackerone.com/reports/1724016"}], "affected": [{"vendor": "nextcloud", "product": "security-advisories", "versions": [{"version": ">= 24.0.4, < 24.0.7", "status": "affected"}, {"version": ">= 25.0.0, < 25.0.1", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2023-02-24T23:39:51.684Z"}, "descriptions": [{"lang": "en", "value": "Nextcloud is an Open Source private cloud software. Versions 24.0.4 and above, prior to 24.0.7, and 25.0.0 and above, prior to 25.0.1, contain Improper Access Control. Secure view for internal shares can be circumvented if reshare permissions are also given. This issue is patched in versions 24.0.7 and 25.0.1. No workaround is available."}], "source": {"advisory": "GHSA-7w6h-5qgw-4j94", "discovery": "UNKNOWN"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T11:32:12.640Z"}, "title": "CVE Program Container", "references": [{"name": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-7w6h-5qgw-4j94", "tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-7w6h-5qgw-4j94"}, {"name": "https://github.com/nextcloud/server/pull/34502", "tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/nextcloud/server/pull/34502"}, {"name": "https://hackerone.com/reports/1724016", "tags": ["x_refsource_MISC", "x_transferred"], "url": "https://hackerone.com/reports/1724016"}]}]}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "6768ABD1-86C2-4BDF-870A-E7280E019E9C", "versionEndExcluding": "24.0.7", "versionStartIncluding": "24.0.4", "vulnerable": true}, {"criteria": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:*", "matchCriteriaId": "72D35BC7-FAE8-4BEE-B201-37DD79A837E6", "versionEndExcluding": "24.0.7", "versionStartIncluding": "24.0.4", "vulnerable": true}, {"criteria": "cpe:2.3:a:nextcloud:nextcloud_server:25.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "7AFBE98C-443B-4B5A-BAA2-CC3050D91C31", "vulnerable": true}, {"criteria": "cpe:2.3:a:nextcloud:nextcloud_server:25.0.0:*:*:*:enterprise:*:*:*", "matchCriteriaId": "2BC9F701-83D0-4FC0-A60F-07710532192B", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Nextcloud is an Open Source private cloud software. Versions 24.0.4 and above, prior to 24.0.7, and 25.0.0 and above, prior to 25.0.1, contain Improper Access Control. Secure view for internal shares can be circumvented if reshare permissions are also given. This issue is patched in versions 24.0.7 and 25.0.1. No workaround is available."}, {"lang": "es", "value": "Nextcloud es un software de nube privada de c\u00f3digo abierto. Las versiones 24.0.4 y posteriores, anteriores a la 24.0.7, y 25.0.0 y posteriores, anteriores a la 25.0.1, contienen control de acceso inadecuado. La vista segura de recursos compartidos internos se puede eludir si tambi\u00e9n se otorgan permisos para compartir. Este problema se solucion\u00f3 en las versiones 24.0.7 y 25.0.1. No hay wordkarounds."}], "id": "CVE-2023-25821", "lastModified": "2024-11-21T07:50:16.077", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-02-25T00:15:11.093", "references": [{"source": "security-advisories@github.com", "tags": ["Vendor Advisory"], "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-7w6h-5qgw-4j94"}, {"source": "security-advisories@github.com", "tags": ["Patch"], "url": "https://github.com/nextcloud/server/pull/34502"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://hackerone.com/reports/1724016"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-7w6h-5qgw-4j94"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://github.com/nextcloud/server/pull/34502"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://hackerone.com/reports/1724016"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}