{"containers": {"cna": {"affected": [{"product": "Nextcloud Desktop Client", "vendor": "n/a", "versions": [{"status": "affected", "version": "Fixed in 3.3.1"}]}], "descriptions": [{"lang": "en", "value": "Nextcloud Desktop Client before 3.3.1 is vulnerable to improper certificate validation due to lack of SSL certificate verification when using the \"Register with a Provider\" flow."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-295", "description": "Improper Certificate Validation (CWE-295)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-09-19T23:06:09", "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "shortName": "hackerone"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://hackerone.com/reports/903424"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/nextcloud/desktop/pull/2926"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/nextcloud/desktop/releases/tag/v3.1.3"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5"}, {"name": "DSA-4974", "tags": ["vendor-advisory", "x_refsource_DEBIAN"], "url": "https://www.debian.org/security/2021/dsa-4974"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "[email protected]", "ID": "CVE-2021-22895", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Nextcloud Desktop Client", "version": {"version_data": [{"version_value": "Fixed in 3.3.1"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Nextcloud Desktop Client before 3.3.1 is vulnerable to improper certificate validation due to lack of SSL certificate verification when using the \"Register with a Provider\" flow."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Improper Certificate Validation (CWE-295)"}]}]}, "references": {"reference_data": [{"name": "https://hackerone.com/reports/903424", "refsource": "MISC", "url": "https://hackerone.com/reports/903424"}, {"name": "https://github.com/nextcloud/desktop/pull/2926", "refsource": "MISC", "url": "https://github.com/nextcloud/desktop/pull/2926"}, {"name": "https://github.com/nextcloud/desktop/releases/tag/v3.1.3", "refsource": "MISC", "url": "https://github.com/nextcloud/desktop/releases/tag/v3.1.3"}, {"name": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5", "refsource": "MISC", "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5"}, {"name": "DSA-4974", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2021/dsa-4974"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T18:58:25.644Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://hackerone.com/reports/903424"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/nextcloud/desktop/pull/2926"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/nextcloud/desktop/releases/tag/v3.1.3"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5"}, {"name": "DSA-4974", "tags": ["vendor-advisory", "x_refsource_DEBIAN", "x_transferred"], "url": "https://www.debian.org/security/2021/dsa-4974"}]}]}, "cveMetadata": {"assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "assignerShortName": "hackerone", "cveId": "CVE-2021-22895", "datePublished": "2021-06-11T15:49:38", "dateReserved": "2021-01-06T00:00:00", "dateUpdated": "2024-08-03T18:58:25.644Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:nextcloud:desktop:*:*:*:*:*:*:*:*", "matchCriteriaId": "6B91F382-D9ED-4928-90D2-3ED9DBFAF550", "versionEndExcluding": "3.1.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73", "vulnerable": true}, {"criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*", "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Nextcloud Desktop Client before 3.3.1 is vulnerable to improper certificate validation due to lack of SSL certificate verification when using the \"Register with a Provider\" flow."}, {"lang": "es", "value": "Nextcloud Desktop Client versiones anteriores a 3.3.1, es vulnerable a una comprobaci\u00f3n inapropiada de certificados debido a una falta de comprobaci\u00f3n de certificados SSL cuando se usa el flujo \"Register with a Provider\""}], "id": "CVE-2021-22895", "lastModified": "2024-11-21T05:50:51.690", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "[email protected]", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "[email protected]", "type": "Primary"}]}, "published": "2021-06-11T16:15:10.797", "references": [{"source": "[email protected]", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/nextcloud/desktop/pull/2926"}, {"source": "[email protected]", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://github.com/nextcloud/desktop/releases/tag/v3.1.3"}, {"source": "[email protected]", "tags": ["Third Party Advisory"], "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5"}, {"source": "[email protected]", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "url": "https://hackerone.com/reports/903424"}, {"source": "[email protected]", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2021/dsa-4974"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/nextcloud/desktop/pull/2926"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://github.com/nextcloud/desktop/releases/tag/v3.1.3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "url": "https://hackerone.com/reports/903424"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2021/dsa-4974"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-295"}], "source": "[email protected]", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-295"}], "source": "[email protected]", "type": "Primary"}]}

{}