Vulnerability-Lookup

CNVD-2021-18240

Vulnerability from cnvd - Published: 2021-03-17

Title

Containous Traefik信任管理问题漏洞（CNVD-2021-18240）

Description

Containous Traefik是美国Containous公司的一款反向代理和负载平衡器。 Containous Traefik 2.x版本中存在信任管理问题漏洞。该漏洞源于网络系统或产品中缺乏有效的信任管理机制。攻击者可利用默认密码或者硬编码密码、硬编码证书等攻击受影响组件。

Severity

中

Formal description

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： https://github.com/containous/traefik

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-20894

Impacted products

Name
Containous Containous Traefik 2.*

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-20894"
    }
  },
  "description": "Containous Traefik\u662f\u7f8e\u56fdContainous\u516c\u53f8\u7684\u4e00\u6b3e\u53cd\u5411\u4ee3\u7406\u548c\u8d1f\u8f7d\u5e73\u8861\u5668\u3002\n\nContainous Traefik 2.x\u7248\u672c\u4e2d\u5b58\u5728\u4fe1\u4efb\u7ba1\u7406\u95ee\u9898\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u4e2d\u7f3a\u4e4f\u6709\u6548\u7684\u4fe1\u4efb\u7ba1\u7406\u673a\u5236\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u9ed8\u8ba4\u5bc6\u7801\u6216\u8005\u786c\u7f16\u7801\u5bc6\u7801\u3001\u786c\u7f16\u7801\u8bc1\u4e66\u7b49\u653b\u51fb\u53d7\u5f71\u54cd\u7ec4\u4ef6\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttps://github.com/containous/traefik",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-18240",
  "openTime": "2021-03-17",
  "products": {
    "product": "Containous Containous Traefik 2.*"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-20894",
  "serverity": "\u4e2d",
  "submitTime": "2020-07-03",
  "title": "Containous Traefik\u4fe1\u4efb\u7ba1\u7406\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2021-18240\uff09"
}

CVE-2019-20894 (GCVE-0-2019-20894)

Vulnerability from cvelistv5 – Published: 2020-07-02 15:30 – Updated: 2024-08-05 02:53

Summary

Traefik 2.x, in certain configurations, allows HTTPS sessions to proceed without mutual TLS verification in a situation where ERR_BAD_SSL_CLIENT_AUTH_CERT should have occurred.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://github.com/containous/traefik/issues/5312	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-05T02:53:09.404Z",
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          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/containous/traefik/issues/5312"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
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          "versions": [
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        "dateUpdated": "2020-07-02T15:30:22.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/containous/traefik/issues/5312"
        }
      ],
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          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2019-20894",
          "STATE": "PUBLIC"
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            }
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  },
  "cveMetadata": {
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    "dateReserved": "2020-07-02T00:00:00.000Z",
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  },
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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.

Detection rules are retrieved from Rulezet.

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.