CVE-2021-22895
Vulnerability from cvelistv5
Published
2021-06-11 15:49
Modified
2024-08-03 18:58
Severity ?
EPSS score ?
Summary
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.
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
▼ | n/a | Nextcloud Desktop Client |
Version: Fixed in 3.3.1 |
|
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-03T18:58:25.644Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "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" } ], "title": "CVE Program Container" } ], "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": "support@hackerone.com", "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" } ] } } } }, "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", "vulnerability-lookup:meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-22895\",\"sourceIdentifier\":\"support@hackerone.com\",\"published\":\"2021-06-11T16:15:10.797\",\"lastModified\":\"2024-11-21T05:50:51.690\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"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\\\"\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N\",\"baseScore\":5.9,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.2,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:N/I:P/A:N\",\"baseScore\":4.3,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"support@hackerone.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-295\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-295\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:nextcloud:desktop:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"3.1.3\",\"matchCriteriaId\":\"6B91F382-D9ED-4928-90D2-3ED9DBFAF550\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"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\"}]}]}],\"references\":[{\"url\":\"https://github.com/nextcloud/desktop/pull/2926\",\"source\":\"support@hackerone.com\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/nextcloud/desktop/releases/tag/v3.1.3\",\"source\":\"support@hackerone.com\",\"tags\":[\"Release Notes\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5\",\"source\":\"support@hackerone.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://hackerone.com/reports/903424\",\"source\":\"support@hackerone.com\",\"tags\":[\"Exploit\",\"Issue Tracking\",\"Third Party Advisory\"]},{\"url\":\"https://www.debian.org/security/2021/dsa-4974\",\"source\":\"support@hackerone.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://github.com/nextcloud/desktop/pull/2926\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/nextcloud/desktop/releases/tag/v3.1.3\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Release Notes\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://hackerone.com/reports/903424\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Issue Tracking\",\"Third Party Advisory\"]},{\"url\":\"https://www.debian.org/security/2021/dsa-4974\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party 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.