CVE-2017-0893 (GCVE-0-2017-0893)

Vulnerability from cvelistv5 – Published: 2017-05-08 20:00 – Updated: 2024-08-05 13:18
VLAI
Summary
Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are shipping a vulnerable JavaScript library for sanitizing untrusted user-input which suffered from a XSS vulnerability caused by a behaviour change in Safari 10.1 and 10.2. Note that Nextcloud employs a strict Content-Security-Policy preventing exploitation of this XSS issue on modern web browsers.
Severity
5.4 (Medium)
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (CWE-79)
Assigner
References
Impacted products
Vendor Product Version CPE status
Nextcloud Nextcloud Server Affected: before 9.0.58 and 10.0.5 and 11.0.3
guessed Create a notification for this product.
Date Public
2017-05-08 00:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T13:18:06.510Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://nextcloud.com/security/advisory/?id=nc-sa-2017-010"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://hackerone.com/reports/222838"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Nextcloud Server",
          "vendor": "Nextcloud",
          "versions": [
            {
              "status": "affected",
              "version": "before 9.0.58 and 10.0.5 and 11.0.3"
            }
          ]
        }
      ],
      "datePublic": "2017-05-08T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are shipping a vulnerable JavaScript library for sanitizing untrusted user-input which suffered from a XSS vulnerability caused by a behaviour change in Safari 10.1 and 10.2. Note that Nextcloud employs a strict Content-Security-Policy preventing exploitation of this XSS issue on modern web browsers."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027) (CWE-79)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-05-08T19:57:01.000Z",
        "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
        "shortName": "hackerone"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://nextcloud.com/security/advisory/?id=nc-sa-2017-010"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://hackerone.com/reports/222838"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "support@hackerone.com",
          "ID": "CVE-2017-0893",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Nextcloud Server",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "before 9.0.58 and 10.0.5 and 11.0.3"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Nextcloud"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are shipping a vulnerable JavaScript library for sanitizing untrusted user-input which suffered from a XSS vulnerability caused by a behaviour change in Safari 10.1 and 10.2. Note that Nextcloud employs a strict Content-Security-Policy preventing exploitation of this XSS issue on modern web browsers."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027) (CWE-79)"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://nextcloud.com/security/advisory/?id=nc-sa-2017-010",
              "refsource": "CONFIRM",
              "url": "https://nextcloud.com/security/advisory/?id=nc-sa-2017-010"
            },
            {
              "name": "https://hackerone.com/reports/222838",
              "refsource": "MISC",
              "url": "https://hackerone.com/reports/222838"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
    "assignerShortName": "hackerone",
    "cveId": "CVE-2017-0893",
    "datePublished": "2017-05-08T20:00:00.000Z",
    "dateReserved": "2016-11-30T00:00:00.000Z",
    "dateUpdated": "2024-08-05T13:18:06.510Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2017-0893",
      "date": "2026-09-22",
      "epss": "0.00643",
      "percentile": "0.49391"
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "82F188D7-E7F0-4B6D-8D84-DA426C5F9396",
                    "versionEndExcluding": "9.0.58",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "1DE9CFD6-C515-41E6-8D84-6DA535597B38",
                    "versionEndExcluding": "10.0.5",
                    "versionStartIncluding": "10.0.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "9EC05192-AF3E-49D8-9356-3BA952A207DB",
                    "versionEndExcluding": "11.0.3",
                    "versionStartIncluding": "11.0.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are shipping a vulnerable JavaScript library for sanitizing untrusted user-input which suffered from a XSS vulnerability caused by a behaviour change in Safari 10.1 and 10.2. Note that Nextcloud employs a strict Content-Security-Policy preventing exploitation of this XSS issue on modern web browsers."
          },
          {
            "lang": "es",
            "value": "Nextcloud Server anterior a 9.0.58, a 10.0.5, y a 11.0.3 utiliza una biblioteca de JavaScript vulnerable para desinfectar la entrada de usuario no confiable que sufri\u00f3 una vulnerabilidad XSS causada por un cambio de comportamiento en Safari 10.1 y 10.2. Tenga en cuenta que Nextcloud emplea una estricta pol\u00edtica de seguridad de contenido que impide la explotaci\u00f3n de este problema XSS en los navegadores web modernos."
          }
        ],
        "id": "CVE-2017-0893",
        "lastModified": "2026-05-13T00:24:29.033",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "LOW",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "SINGLE",
                "availabilityImpact": "NONE",
                "baseScore": 3.5,
                "confidentialityImpact": "NONE",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
                "version": "2.0"
              },
              "exploitabilityScore": 6.8,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": true
            }
          ],
          "cvssMetricV30": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 5.4,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "LOW",
                "integrityImpact": "LOW",
                "privilegesRequired": "LOW",
                "scope": "CHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
                "version": "3.0"
              },
              "exploitabilityScore": 2.3,
              "impactScore": 2.7,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2017-05-08T20:29:00.287",
        "references": [
          {
            "source": "support@hackerone.com",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "https://hackerone.com/reports/222838"
          },
          {
            "source": "support@hackerone.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://nextcloud.com/security/advisory/?id=nc-sa-2017-010"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "https://hackerone.com/reports/222838"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://nextcloud.com/security/advisory/?id=nc-sa-2017-010"
          }
        ],
        "sourceIdentifier": "support@hackerone.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-79"
              }
            ],
            "source": "support@hackerone.com",
            "type": "Secondary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-79"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2025-11-21T17:16:43+00:00",
      "cve": "CVE-2017-0893",
      "id": "CVE-2017-0893",
      "initial_release_date": "2017-05-08T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "nextcloud: Multiple security issues",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2017/cve-2017-0893.json",
      "version": "3"
    }
  }
}



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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.