CVE-2024-52520
Vulnerability from cvelistv5
Published
2024-11-15 16:41
Modified
2024-11-15 17:01
Severity ?
EPSS score ?
Summary
Nextcloud Server is a self hosted personal cloud system. Due to a pre-flighted HEAD request, the link reference provider could be tricked into downloading bigger websites than intended, to find open-graph data. It is recommended that the Nextcloud Server is upgraded to 28.0.10 or 29.0.7 and Nextcloud Enterprise Server is upgraded to 27.1.11.8, 28.0.10 or 29.0.7.
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
▼ | nextcloud | security-advisories |
Version: >= 28.0.0, < 28.0.10 Version: >= 29.0.0, < 29.0.7 |
|
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Due to a pre-flighted HEAD request, the link reference provider could be tricked into downloading bigger websites than intended, to find open-graph data. It is recommended that the Nextcloud Server is upgraded to 28.0.10 or 29.0.7 and Nextcloud Enterprise Server is upgraded to 27.1.11.8, 28.0.10 or 29.0.7." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-400", "description": "CWE-400: Uncontrolled Resource Consumption", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2024-11-15T16:41:42.412Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M" }, "references": [ { "name": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-pxqf-cfxw-mqmj", "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-pxqf-cfxw-mqmj" }, { "name": "https://github.com/nextcloud/server/pull/47627", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/nextcloud/server/pull/47627" }, { "name": "https://github.com/nextcloud/server/commit/873c42b0f1383d5b6f2b7a481e1d9620ed30f44a", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/nextcloud/server/commit/873c42b0f1383d5b6f2b7a481e1d9620ed30f44a" } ], "source": { "advisory": "GHSA-pxqf-cfxw-mqmj", "discovery": "UNKNOWN" }, "title": "Nextcloud Server\u0027s link reference provider can be tricked into downloading bigger files than intended" } }, "cveMetadata": { "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2024-52520", "datePublished": "2024-11-15T16:41:42.412Z", "dateReserved": "2024-11-11T18:49:23.559Z", "dateUpdated": "2024-11-15T17:01:01.172Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "vulnerability-lookup:meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2024-52520\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2024-11-15T17:15:22.200\",\"lastModified\":\"2024-11-18T17:11:56.587\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Nextcloud Server is a self hosted personal cloud system. Due to a pre-flighted HEAD request, the link reference provider could be tricked into downloading bigger websites than intended, to find open-graph data. It is recommended that the Nextcloud Server is upgraded to 28.0.10 or 29.0.7 and Nextcloud Enterprise Server is upgraded to 27.1.11.8, 28.0.10 or 29.0.7.\"},{\"lang\":\"es\",\"value\":\"Nextcloud Server es un sistema de nube personal alojado por uno mismo. Debido a una solicitud HEAD preprogramada, el proveedor de referencia de enlaces podr\u00eda verse enga\u00f1ado y descargar sitios web m\u00e1s grandes de lo previsto para encontrar datos de gr\u00e1ficos abiertos. Se recomienda actualizar Nextcloud Server a 28.0.10 o 29.0.7 y Nextcloud Enterprise Server a 27.1.11.8, 28.0.10 o 29.0.7.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H\",\"baseScore\":5.7,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.1,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-400\"}]},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]}],\"references\":[{\"url\":\"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-pxqf-cfxw-mqmj\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/nextcloud/server/commit/873c42b0f1383d5b6f2b7a481e1d9620ed30f44a\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/nextcloud/server/pull/47627\",\"source\":\"security-advisories@github.com\"}]}}" } }
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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.