github - ghsa-frc3-rhfw-jxf5

GHSA-FRC3-RHFW-JXF5

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 suffer from improper authentication on the OAuth2 token endpoint. Missing checks potentially allowed handing out new tokens in case the OAuth2 client was partly compromised.

Severity ?

8.1 (High)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2018-3761"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-287"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-07-05T16:29:00Z",
    "severity": "HIGH"
  },
  "details": "Nextcloud Server before 12.0.8 and 13.0.3 suffer from improper authentication on the OAuth2 token endpoint. Missing checks potentially allowed handing out new tokens in case the OAuth2 client was partly compromised.",
  "id": "GHSA-frc3-rhfw-jxf5",
  "modified": "2022-05-13T01:32:20Z",
  "published": "2022-05-13T01:32:20Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-3761"
    },
    {
      "type": "WEB",
      "url": "https://hackerone.com/reports/343111"
    },
    {
      "type": "WEB",
      "url": "https://nextcloud.com/security/advisory/?id=nc-sa-2018-003"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2018-3761 (GCVE-0-2018-3761)

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

Summary

Severity ?

No CVSS data available.

CWE

CWE-287 - Improper Authentication - Generic (CWE-287)

Assigner

hackerone

References

URL

Tags

	https://hackerone.com/reports/343111	x_refsource_MISC
	https://nextcloud.com/security/advisory/?id=nc-sa…	x_refsource_CONFIRM

Impacted products

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

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T04:50:30.619Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://hackerone.com/reports/343111"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://nextcloud.com/security/advisory/?id=nc-sa-2018-003"
          }
        ],
        "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": [
        {
          "lang": "en",
          "value": "Nextcloud Server before 12.0.8 and 13.0.3 suffer from improper authentication on the OAuth2 token endpoint. Missing checks potentially allowed handing out new tokens in case the OAuth2 client was partly compromised."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-287",
              "description": "Improper Authentication - Generic (CWE-287)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-07-05T15:57:01",
        "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
        "shortName": "hackerone"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://hackerone.com/reports/343111"
        },
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          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://nextcloud.com/security/advisory/?id=nc-sa-2018-003"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "support@hackerone.com",
          "ID": "CVE-2018-3761",
          "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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            }
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                  "value": "Improper Authentication - Generic (CWE-287)"
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        },
        "references": {
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              "refsource": "MISC",
              "url": "https://hackerone.com/reports/343111"
            },
            {
              "name": "https://nextcloud.com/security/advisory/?id=nc-sa-2018-003",
              "refsource": "CONFIRM",
              "url": "https://nextcloud.com/security/advisory/?id=nc-sa-2018-003"
            }
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  },
  "cveMetadata": {
    "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
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    "datePublished": "2018-07-05T16:00:00",
    "dateReserved": "2017-12-28T00:00:00",
    "dateUpdated": "2024-08-05T04:50:30.619Z",
    "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-FRC3-RHFW-JXF5

CVE-2018-3761 (GCVE-0-2018-3761)

Tags

Sightings

Nomenclature