CVE-2019-15620 (GCVE-0-2019-15620)

Vulnerability from cvelistv5 – Published: 2020-02-04 19:08 – Updated: 2024-08-05 00:56
VLAI
Summary
Improper access control in Nextcloud Talk 6.0.3 leaks the existance and the name of private conversations when linked them to another shared item via the projects feature.
Severity
No CVSS data available.
CWE
  • CWE-287 - Improper Authentication - Generic (CWE-287)
Assigner
References
Impacted products
Vendor Product Version
n/a Nextcloud Talk Affected: 6.0.4
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T00:56:22.101Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://hackerone.com/reports/662218"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-011"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Nextcloud Talk",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "6.0.4"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Improper access control in Nextcloud Talk 6.0.3 leaks the existance and the name of private conversations when linked them to another shared item via the projects feature."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-287",
              "description": "Improper Authentication - Generic (CWE-287)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-02-04T19:08:57.000Z",
        "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
        "shortName": "hackerone"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://hackerone.com/reports/662218"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-011"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "support@hackerone.com",
          "ID": "CVE-2019-15620",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Nextcloud Talk",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "6.0.4"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Improper access control in Nextcloud Talk 6.0.3 leaks the existance and the name of private conversations when linked them to another shared item via the projects feature."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Improper Authentication - Generic (CWE-287)"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://hackerone.com/reports/662218",
              "refsource": "MISC",
              "url": "https://hackerone.com/reports/662218"
            },
            {
              "name": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-011",
              "refsource": "MISC",
              "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-011"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
    "assignerShortName": "hackerone",
    "cveId": "CVE-2019-15620",
    "datePublished": "2020-02-04T19:08:57.000Z",
    "dateReserved": "2019-08-26T00:00:00.000Z",
    "dateUpdated": "2024-08-05T00:56:22.101Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2019-15620",
      "date": "2026-05-27",
      "epss": "0.00162",
      "percentile": "0.36766"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2019-15620\",\"sourceIdentifier\":\"support@hackerone.com\",\"published\":\"2020-02-04T20:15:12.447\",\"lastModified\":\"2024-11-21T04:29:08.747\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Improper access control in Nextcloud Talk 6.0.3 leaks the existance and the name of private conversations when linked them to another shared item via the projects feature.\"},{\"lang\":\"es\",\"value\":\"Un control de acceso inapropiado en Nextcloud Talk versi\u00f3n 6.0.3, filtra la existencia y el nombre de las conversaciones privadas cuando son vinculadas a otro elemento compartido por medio de la funcionalidad projects.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N\",\"baseScore\":2.7,\"baseSeverity\":\"LOW\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":1.2,\"impactScore\":1.4}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:S/C:P/I:N/A:N\",\"baseScore\":4.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.0,\"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-287\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-Other\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:nextcloud:talk:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"6.0.4\",\"matchCriteriaId\":\"31253046-1C67-45F5-AE9D-BF23F6846253\"}]}]}],\"references\":[{\"url\":\"https://hackerone.com/reports/662218\",\"source\":\"support@hackerone.com\",\"tags\":[\"Permissions Required\"]},{\"url\":\"https://nextcloud.com/security/advisory/?id=NC-SA-2020-011\",\"source\":\"support@hackerone.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://hackerone.com/reports/662218\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Permissions Required\"]},{\"url\":\"https://nextcloud.com/security/advisory/?id=NC-SA-2020-011\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.