Vulnerability-Lookup

CNVD-2021-95237

Vulnerability from cnvd - Published: 2021-12-08

Title

Nodebb存在未明漏洞

Description

NodeBB是Design Create Play团队的一套使用Node.js（一套建立在Google V8 JavaScript引擎之上的网络应用平台）构建的论坛系统。 Nodebb存在安全漏洞，攻击者可利用该漏洞访问受限目录之外的位置。

Severity

中

Patch Name

Nodebb存在未明漏洞的补丁

Patch Description

NodeBB是Design Create Play团队的一套使用Node.js（一套建立在Google V8 JavaScript引擎之上的网络应用平台）构建的论坛系统。 Nodebb存在安全漏洞，攻击者可利用该漏洞访问受限目录之外的位置。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://github.com/NodeBB/NodeBB/commit/1783f918bc19568f421473824461ff2ed7755e4c

Reference

https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5

Impacted products

Name
NodeBB NodeBB <1.18.5

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-43787"
    }
  },
  "description": "NodeBB\u662fDesign Create Play\u56e2\u961f\u7684\u4e00\u5957\u4f7f\u7528Node.js\uff08\u4e00\u5957\u5efa\u7acb\u5728Google V8 JavaScript\u5f15\u64ce\u4e4b\u4e0a\u7684\u7f51\u7edc\u5e94\u7528\u5e73\u53f0\uff09\u6784\u5efa\u7684\u8bba\u575b\u7cfb\u7edf\u3002\n\nNodebb\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8bbf\u95ee\u53d7\u9650\u76ee\u5f55\u4e4b\u5916\u7684\u4f4d\u7f6e\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/NodeBB/NodeBB/commit/1783f918bc19568f421473824461ff2ed7755e4c",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-95237",
  "openTime": "2021-12-08",
  "patchDescription": "NodeBB\u662fDesign Create Play\u56e2\u961f\u7684\u4e00\u5957\u4f7f\u7528Node.js\uff08\u4e00\u5957\u5efa\u7acb\u5728Google V8 JavaScript\u5f15\u64ce\u4e4b\u4e0a\u7684\u7f51\u7edc\u5e94\u7528\u5e73\u53f0\uff09\u6784\u5efa\u7684\u8bba\u575b\u7cfb\u7edf\u3002\r\n\r\nNodebb\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8bbf\u95ee\u53d7\u9650\u76ee\u5f55\u4e4b\u5916\u7684\u4f4d\u7f6e\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": "Nodebb\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "NodeBB NodeBB \u003c1.18.5"
  },
  "referenceLink": "https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5",
  "serverity": "\u4e2d",
  "submitTime": "2021-12-01",
  "title": "Nodebb\u5b58\u5728\u672a\u660e\u6f0f\u6d1e"
}

CVE-2021-43787 (GCVE-0-2021-43787)

Vulnerability from cvelistv5 – Published: 2021-11-29 19:30 – Updated: 2024-08-04 04:03

Title

XSS via prototype pollution

Summary

Nodebb is an open source Node.js based forum software. In affected versions a prototype pollution vulnerability in the uploader module allowed a malicious user to inject arbitrary data (i.e. javascript) into the DOM, theoretically allowing for an account takeover when used in conjunction with a path traversal vulnerability disclosed at the same time as this report. The vulnerability has been patched as of v1.18.5. Users are advised to upgrade as soon as possible.

Severity

9 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

CWE

CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-1321 - Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Assigner

GitHub_M mitre root

References

4 references

URL	Tags
https://github.com/NodeBB/NodeBB/security/advisor…	x_refsource_CONFIRM
https://github.com/NodeBB/NodeBB/commit/1783f918b…	x_refsource_MISC
https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5	x_refsource_MISC
https://blog.sonarsource.com/nodebb-remote-code-e…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
NodeBB	NodeBB	Affected: >= 1.15.5, < 1.18.5

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T04:03:08.858Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/NodeBB/NodeBB/security/advisories/GHSA-wx69-rvg3-x7fc"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/NodeBB/NodeBB/commit/1783f918bc19568f421473824461ff2ed7755e4c"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "NodeBB",
          "vendor": "NodeBB",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e= 1.15.5, \u003c 1.18.5"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Nodebb is an open source Node.js based forum software. In affected versions a prototype pollution vulnerability in the uploader module allowed a malicious user to inject arbitrary data (i.e. javascript) into the DOM, theoretically allowing for an account takeover when used in conjunction with a path traversal vulnerability disclosed at the same time as this report. The vulnerability has been patched as of v1.18.5. Users are advised to upgrade as soon as possible."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
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              "cweId": "CWE-79",
              "description": "CWE-79: Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-1321",
              "description": "CWE-1321: Improperly Controlled Modification of Object Prototype Attributes (\u0027Prototype Pollution\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-09-13T18:00:35.000Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/NodeBB/NodeBB/security/advisories/GHSA-wx69-rvg3-x7fc"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/NodeBB/NodeBB/commit/1783f918bc19568f421473824461ff2ed7755e4c"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot/"
        }
      ],
      "source": {
        "advisory": "GHSA-wx69-rvg3-x7fc",
        "discovery": "UNKNOWN"
      },
      "title": "XSS via prototype pollution",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security-advisories@github.com",
          "ID": "CVE-2021-43787",
          "STATE": "PUBLIC",
          "TITLE": "XSS via prototype pollution"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "NodeBB",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "\u003e= 1.15.5, \u003c 1.18.5"
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            }
          ]
        },
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            "integrityImpact": "HIGH",
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            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
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          "problemtype_data": [
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              "description": [
                {
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                  "value": "CWE-79: Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)"
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            },
            {
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    "datePublished": "2021-11-29T19:30:11.000Z",
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    "dateUpdated": "2024-08-04T04:03:08.858Z",
    "state": "PUBLISHED"
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}

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.

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.

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CNVD-2021-95237

CVE-2021-43787 (GCVE-0-2021-43787)

Tags

Sightings

Nomenclature

Related by attack behaviour