Vulnerability-Lookup

CNVD-2018-17650

Vulnerability from cnvd - Published: 2018-09-06

Title

NextCloud Talk跨站脚本漏洞

Description

NextCloud Talk是德国NextCloud公司的一套本地视频会议和在线聊天解决方案。该产品支持视频会议、在线聊天和在线语音等功能。 NextCloud Talk 3.2.5之前版本中存在跨站脚本漏洞，该漏洞源于程序未能验证自动填充字段的搜索结果。远程攻击者可利用该漏洞注入HTML。

Severity

中

Patch Name

NextCloud Talk跨站脚本漏洞的补丁

Patch Description

NextCloud Talk是德国NextCloud公司的一套本地视频会议和在线聊天解决方案。该产品支持视频会议、在线聊天和在线语音等功能。 NextCloud Talk 3.2.5之前版本中存在跨站脚本漏洞，该漏洞源于程序未能验证自动填充字段的搜索结果。远程攻击者可利用该漏洞注入HTML。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://nextcloud.com/security/advisory/?id=NC-SA-2018-009

Reference

https://nvd.nist.gov/vuln/detail/CVE-2018-3781

Impacted products

Name
Nextcloud NextCloud Talk <3.2.5

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-3781"
    }
  },
  "description": "NextCloud Talk\u662f\u5fb7\u56fdNextCloud\u516c\u53f8\u7684\u4e00\u5957\u672c\u5730\u89c6\u9891\u4f1a\u8bae\u548c\u5728\u7ebf\u804a\u5929\u89e3\u51b3\u65b9\u6848\u3002\u8be5\u4ea7\u54c1\u652f\u6301\u89c6\u9891\u4f1a\u8bae\u3001\u5728\u7ebf\u804a\u5929\u548c\u5728\u7ebf\u8bed\u97f3\u7b49\u529f\u80fd\u3002\r\n\r\nNextCloud Talk 3.2.5\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u9a8c\u8bc1\u81ea\u52a8\u586b\u5145\u5b57\u6bb5\u7684\u641c\u7d22\u7ed3\u679c\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6ce8\u5165HTML\u3002",
  "discovererName": "unknwon",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://nextcloud.com/security/advisory/?id=NC-SA-2018-009",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-17650",
  "openTime": "2018-09-06",
  "patchDescription": "NextCloud Talk\u662f\u5fb7\u56fdNextCloud\u516c\u53f8\u7684\u4e00\u5957\u672c\u5730\u89c6\u9891\u4f1a\u8bae\u548c\u5728\u7ebf\u804a\u5929\u89e3\u51b3\u65b9\u6848\u3002\u8be5\u4ea7\u54c1\u652f\u6301\u89c6\u9891\u4f1a\u8bae\u3001\u5728\u7ebf\u804a\u5929\u548c\u5728\u7ebf\u8bed\u97f3\u7b49\u529f\u80fd\u3002\r\n\r\nNextCloud Talk 3.2.5\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u9a8c\u8bc1\u81ea\u52a8\u586b\u5145\u5b57\u6bb5\u7684\u641c\u7d22\u7ed3\u679c\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6ce8\u5165HTML\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "NextCloud Talk\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Nextcloud NextCloud Talk \u003c3.2.5"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-3781",
  "serverity": "\u4e2d",
  "submitTime": "2018-08-15",
  "title": "NextCloud Talk\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e"
}

CVE-2018-3781 (GCVE-0-2018-3781)

Vulnerability from cvelistv5 – Published: 2018-08-13 19:00 – Updated: 2024-08-05 04:50

Summary

A missing sanitization of search results for an autocomplete field in NextCloud Talk <3.2.5 could lead to a stored XSS requiring user-interaction. The missing sanitization only affected user names, hence malicious search results could only be crafted by authenticated users.

Severity

No CVSS data available.

CWE

CWE-79 - Cross-site Scripting (XSS) - Generic (CWE-79)

Assigner

hackerone mitre root

References

2 references

URL	Tags
https://hackerone.com/reports/383117	x_refsource_MISC
https://nextcloud.com/security/advisory/?id=NC-SA…	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
NextCloud	nextcloud/talk	Affected: >=3.2.5

Date Public

2018-08-13 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T04:50:30.649Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://hackerone.com/reports/383117"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2018-009"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "nextcloud/talk",
          "vendor": "NextCloud",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e=3.2.5"
            }
          ]
        }
      ],
      "datePublic": "2018-08-13T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "A missing sanitization of search results for an autocomplete field in NextCloud Talk \u003c3.2.5 could lead to a stored XSS requiring user-interaction. The missing sanitization only affected user names, hence malicious search results could only be crafted by authenticated users."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "Cross-site Scripting (XSS) - Generic (CWE-79)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-08-13T18:57:01.000Z",
        "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
        "shortName": "hackerone"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://hackerone.com/reports/383117"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2018-009"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "support@hackerone.com",
          "ID": "CVE-2018-3781",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "nextcloud/talk",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "\u003e=3.2.5"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "NextCloud"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A missing sanitization of search results for an autocomplete field in NextCloud Talk \u003c3.2.5 could lead to a stored XSS requiring user-interaction. The missing sanitization only affected user names, hence malicious search results could only be crafted by authenticated users."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Cross-site Scripting (XSS) - Generic (CWE-79)"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://hackerone.com/reports/383117",
              "refsource": "MISC",
              "url": "https://hackerone.com/reports/383117"
            },
            {
              "name": "https://nextcloud.com/security/advisory/?id=NC-SA-2018-009",
              "refsource": "CONFIRM",
              "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2018-009"
            }
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
    "assignerShortName": "hackerone",
    "cveId": "CVE-2018-3781",
    "datePublished": "2018-08-13T19:00:00.000Z",
    "dateReserved": "2017-12-28T00:00:00.000Z",
    "dateUpdated": "2024-08-05T04:50:30.649Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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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.

Action not permitted

CNVD-2018-17650

CVE-2018-3781 (GCVE-0-2018-3781)

Tags

Sightings

Nomenclature

Related by attack behaviour