github - ghsa-6p7m-f494-cjvp

GHSA-6P7M-F494-CJVP

Vulnerability from github – Published: 2022-05-13 01:32 – Updated: 2022-05-13 01:32

Details

Nextcloud Server before 12.0.8 and 13.0.3 suffers from improper checks of dropped permissions for incoming shares allowing a user to still request previews for files it should not have access to.

Severity ?

4.3 (Medium)


                  
                    CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Show details on source website

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{
  "affected": [],
  "aliases": [
    "CVE-2018-3762"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-281"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-07-05T16:29:00Z",
    "severity": "MODERATE"
  },
  "details": "Nextcloud Server before 12.0.8 and 13.0.3 suffers from improper checks of dropped permissions for incoming shares allowing a user to still request previews for files it should not have access to.",
  "id": "GHSA-6p7m-f494-cjvp",
  "modified": "2022-05-13T01:32:20Z",
  "published": "2022-05-13T01:32:20Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-3762"
    },
    {
      "type": "WEB",
      "url": "https://hackerone.com/reports/358339"
    },
    {
      "type": "WEB",
      "url": "https://nextcloud.com/security/advisory/?id=nc-sa-2018-002"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2018-3762 (GCVE-0-2018-3762)

Vulnerability from cvelistv5 – Published: 2018-07-05 16:00 – Updated: 2024-08-05 04:50

Summary

Nextcloud Server before 12.0.8 and 13.0.3 suffers from improper checks of dropped permissions for incoming shares allowing a user to still request previews for files it should not have access to.

Severity ?

No CVSS data available.

CWE

CWE-284 - Improper Access Control - Generic (CWE-284)

Assigner

hackerone

References

URL

Tags

	https://nextcloud.com/security/advisory/?id=nc-sa…	x_refsource_CONFIRM
	https://hackerone.com/reports/358339	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	Nextcloud	Nextcloud Server	Affected: <13.0.3, <12.0.8

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T04:50:30.641Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
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              "x_transferred"
            ],
            "url": "https://nextcloud.com/security/advisory/?id=nc-sa-2018-002"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://hackerone.com/reports/358339"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Nextcloud Server",
          "vendor": "Nextcloud",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c13.0.3, \u003c12.0.8"
            }
          ]
        }
      ],
      "datePublic": "2018-06-21T00:00:00",
      "descriptions": [
        {
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          "value": "Nextcloud Server before 12.0.8 and 13.0.3 suffers from improper checks of dropped permissions for incoming shares allowing a user to still request previews for files it should not have access to."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-284",
              "description": "Improper Access Control - Generic (CWE-284)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-07-05T15:57:01",
        "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
        "shortName": "hackerone"
      },
      "references": [
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          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://nextcloud.com/security/advisory/?id=nc-sa-2018-002"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://hackerone.com/reports/358339"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "support@hackerone.com",
          "ID": "CVE-2018-3762",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Nextcloud Server",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "\u003c13.0.3, \u003c12.0.8"
                          }
                        ]
                      }
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                },
                "vendor_name": "Nextcloud"
              }
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        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
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            }
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        },
        "problemtype": {
          "problemtype_data": [
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                {
                  "lang": "eng",
                  "value": "Improper Access Control - Generic (CWE-284)"
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        },
        "references": {
          "reference_data": [
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              "name": "https://nextcloud.com/security/advisory/?id=nc-sa-2018-002",
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              "url": "https://nextcloud.com/security/advisory/?id=nc-sa-2018-002"
            },
            {
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              "refsource": "MISC",
              "url": "https://hackerone.com/reports/358339"
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  },
  "cveMetadata": {
    "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
    "assignerShortName": "hackerone",
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    "datePublished": "2018-07-05T16:00:00",
    "dateReserved": "2017-12-28T00:00:00",
    "dateUpdated": "2024-08-05T04:50:30.641Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-6P7M-F494-CJVP

CVE-2018-3762 (GCVE-0-2018-3762)

Tags

Sightings

Nomenclature