Vulnerability-Lookup

CNVD-2021-100598

Vulnerability from cnvd - Published: 2021-12-17

Title

Discourse存在未明漏洞（CNVD-2021-100598）

Description

Discourse是一套开源的社区讨论平台。该平台包括社区、电子邮件和聊天室等功能。 Discourse 2.7.0存在安全漏洞，该漏洞源于2FA依赖于certain forms rate-limit。目前没有详细的漏洞细节提供。

Severity

中

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://github.com/Mesh3l911/Disource

Reference

https://blog.discourse.org/

Impacted products

Name
Discourse Discourse 2.7.0

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-3138",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-3138"
    }
  },
  "description": "Discourse\u662f\u4e00\u5957\u5f00\u6e90\u7684\u793e\u533a\u8ba8\u8bba\u5e73\u53f0\u3002\u8be5\u5e73\u53f0\u5305\u62ec\u793e\u533a\u3001\u7535\u5b50\u90ae\u4ef6\u548c\u804a\u5929\u5ba4\u7b49\u529f\u80fd\u3002\n\nDiscourse 2.7.0\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e2FA\u4f9d\u8d56\u4e8ecertain forms rate-limit\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://github.com/Mesh3l911/Disource",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-100598",
  "openTime": "2021-12-17",
  "products": {
    "product": "Discourse Discourse 2.7.0"
  },
  "referenceLink": "https://blog.discourse.org/",
  "serverity": "\u4e2d",
  "submitTime": "2021-01-21",
  "title": "Discourse\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-100598\uff09"
}

CVE-2021-3138 (GCVE-0-2021-3138)

Vulnerability from cvelistv5 – Published: 2021-01-14 03:30 – Updated: 2024-08-03 16:45

Summary

In Discourse 2.7.0 through beta1, a rate-limit bypass leads to a bypass of the 2FA requirement for certain forms.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

3 references

URL	Tags
https://github.com/discourse/discourse/releases	x_refsource_MISC
https://github.com/Mesh3l911/Disource	x_refsource_MISC
http://packetstormsecurity.com/files/162256/Disco…	x_refsource_MISC

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T16:45:51.392Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/discourse/discourse/releases"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/Mesh3l911/Disource"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://packetstormsecurity.com/files/162256/Discourse-2.7.0-2FA-Bypass.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "vendor": "n/a",
          "versions": [
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In Discourse 2.7.0 through beta1, a rate-limit bypass leads to a bypass of the 2FA requirement for certain forms."
        }
      ],
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              "lang": "en",
              "type": "text"
            }
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      "providerMetadata": {
        "dateUpdated": "2021-04-21T16:06:17.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/discourse/discourse/releases"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/Mesh3l911/Disource"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://packetstormsecurity.com/files/162256/Discourse-2.7.0-2FA-Bypass.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-3138",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
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                  "product_data": [
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                      "version": {
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        },
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        "description": {
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              "lang": "eng",
              "value": "In Discourse 2.7.0 through beta1, a rate-limit bypass leads to a bypass of the 2FA requirement for certain forms."
            }
          ]
        },
        "problemtype": {
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              "description": [
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                  "value": "n/a"
                }
              ]
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        },
        "references": {
          "reference_data": [
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            },
            {
              "name": "http://packetstormsecurity.com/files/162256/Discourse-2.7.0-2FA-Bypass.html",
              "refsource": "MISC",
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            }
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  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
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    "datePublished": "2021-01-14T03:30:11.000Z",
    "dateReserved": "2021-01-12T00:00:00.000Z",
    "dateUpdated": "2024-08-03T16:45:51.392Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

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Confirmed: The vulnerability has been validated from an analyst's perspective.
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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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CNVD-2021-100598

CVE-2021-3138 (GCVE-0-2021-3138)

Tags

Sightings

Nomenclature

Related by attack behaviour