Vulnerability-Lookup

CNVD-2021-14759

Vulnerability from cnvd - Published: 2021-03-06

Title

Blackboard Collaborate Ultra跨站脚本漏洞

Description

Blackboard Collaborate Ultra是Blackboard开源的一个应用软件。提供一个线上课程管理平台。 Blackboard Collaborate Ultra 20.02存在跨站脚本漏洞，该漏洞源于WEB应用缺少对客户端数据的正确验证。攻击者可利用该漏洞从加入班级的用户那里窃取cookie。

Severity

中

Patch Name

Blackboard Collaborate Ultra跨站脚本漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://github.com/Lawyer-1/Turki/blob/main/CVE-2020-25902.md

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-25902

Impacted products

Name
Blackboard Blackboard Collaborate Ultra 20.02

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-25902",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-25902"
    }
  },
  "description": "Blackboard Collaborate Ultra\u662fBlackboard\u5f00\u6e90\u7684\u4e00\u4e2a\u5e94\u7528\u8f6f\u4ef6\u3002\u63d0\u4f9b\u4e00\u4e2a\u7ebf\u4e0a\u8bfe\u7a0b\u7ba1\u7406\u5e73\u53f0\u3002\n\nBlackboard Collaborate Ultra 20.02\u5b58\u5728\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eWEB\u5e94\u7528\u7f3a\u5c11\u5bf9\u5ba2\u6237\u7aef\u6570\u636e\u7684\u6b63\u786e\u9a8c\u8bc1\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4ece\u52a0\u5165\u73ed\u7ea7\u7684\u7528\u6237\u90a3\u91cc\u7a83\u53d6cookie\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/Lawyer-1/Turki/blob/main/CVE-2020-25902.md",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-14759",
  "openTime": "2021-03-06",
  "patchDescription": "Blackboard Collaborate Ultra\u662fBlackboard\u5f00\u6e90\u7684\u4e00\u4e2a\u5e94\u7528\u8f6f\u4ef6\u3002\u63d0\u4f9b\u4e00\u4e2a\u7ebf\u4e0a\u8bfe\u7a0b\u7ba1\u7406\u5e73\u53f0\u3002\r\n\r\nBlackboard Collaborate Ultra 20.02\u5b58\u5728\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eWEB\u5e94\u7528\u7f3a\u5c11\u5bf9\u5ba2\u6237\u7aef\u6570\u636e\u7684\u6b63\u786e\u9a8c\u8bc1\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4ece\u52a0\u5165\u73ed\u7ea7\u7684\u7528\u6237\u90a3\u91cc\u7a83\u53d6cookie\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": "Blackboard Collaborate Ultra\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Blackboard Blackboard Collaborate Ultra 20.02"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-25902",
  "serverity": "\u4e2d",
  "submitTime": "2021-03-04",
  "title": "Blackboard Collaborate Ultra\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e"
}

CVE-2020-25902 (GCVE-0-2020-25902)

Vulnerability from cvelistv5 – Published: 2021-03-02 12:35 – Updated: 2024-08-04 15:49 Disputed

Summary

Blackboard Collaborate Ultra 20.02 is affected by a cross-site scripting (XSS) vulnerability. The XSS payload will execute on the class room, which leads to stealing cookies from users who join the class. NOTE: Third-parties dispute the validity of this entry as a possible false positive during research

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://www.blackboard.com/teaching-learning/coll…	x_refsource_MISC
	https://github.com/Lawyer-1/Turki/blob/main/CVE-2…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T15:49:05.967Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.blackboard.com/teaching-learning/collaboration-web-conferencing/blackboard-collaborate"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/Lawyer-1/Turki/blob/main/CVE-2020-25902.md"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Blackboard Collaborate Ultra 20.02 is affected by a cross-site scripting (XSS) vulnerability. The XSS payload will execute on the class room, which leads to stealing cookies from users who join the class. NOTE: Third-parties dispute the validity of this entry as a possible false positive during research"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-03-08T15:24:04",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.blackboard.com/teaching-learning/collaboration-web-conferencing/blackboard-collaborate"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/Lawyer-1/Turki/blob/main/CVE-2020-25902.md"
        }
      ],
      "tags": [
        "disputed"
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-25902",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
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              "lang": "eng",
              "value": "** DISPUTED ** Blackboard Collaborate Ultra 20.02 is affected by a cross-site scripting (XSS) vulnerability. The XSS payload will execute on the class room, which leads to stealing cookies from users who join the class. NOTE: Third-parties dispute the validity of this entry as a possible false positive during research."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
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            {
              "name": "https://www.blackboard.com/teaching-learning/collaboration-web-conferencing/blackboard-collaborate",
              "refsource": "MISC",
              "url": "https://www.blackboard.com/teaching-learning/collaboration-web-conferencing/blackboard-collaborate"
            },
            {
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              "refsource": "MISC",
              "url": "https://github.com/Lawyer-1/Turki/blob/main/CVE-2020-25902.md"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2020-25902",
    "datePublished": "2021-03-02T12:35:49",
    "dateReserved": "2020-09-24T00:00:00",
    "dateUpdated": "2024-08-04T15:49:05.967Z",
    "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

CNVD-2021-14759

CVE-2020-25902 (GCVE-0-2020-25902)

Tags

Sightings

Nomenclature