Vulnerability-Lookup

CNVD-2020-27488

Vulnerability from cnvd - Published: 2020-05-10

Title

OpenDMARC存在未明漏洞（CNVD-2020-27488）

Description

OpenDMARC是The Trusted Domain项目的一款DMARC（基于域的消息认证、报告和一致性）规范的开源实现。 OpenDMARC存在未明漏洞。攻击者可利用该漏洞绕过SPF及DMARC身份验证。

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://sourceforge.net/projects/opendmarc/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-20790

Impacted products

Name
['OpenDMARC OpenDMARC <=1.3.2', 'OpenDMARC OpenDMARC 1.4.*']

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-20790"
    }
  },
  "description": "OpenDMARC\u662fThe Trusted Domain\u9879\u76ee\u7684\u4e00\u6b3eDMARC\uff08\u57fa\u4e8e\u57df\u7684\u6d88\u606f\u8ba4\u8bc1\u3001\u62a5\u544a\u548c\u4e00\u81f4\u6027\uff09\u89c4\u8303\u7684\u5f00\u6e90\u5b9e\u73b0\u3002\n\nOpenDMARC\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7SPF\u53caDMARC\u8eab\u4efd\u9a8c\u8bc1\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://sourceforge.net/projects/opendmarc/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-27488",
  "openTime": "2020-05-10",
  "products": {
    "product": [
      "OpenDMARC OpenDMARC \u003c=1.3.2",
      "OpenDMARC OpenDMARC 1.4.*"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-20790",
  "serverity": "\u4e2d",
  "submitTime": "2020-04-28",
  "title": "OpenDMARC\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2020-27488\uff09"
}

CVE-2019-20790 (GCVE-0-2019-20790)

Vulnerability from cvelistv5 – Published: 2020-04-27 14:00 – Updated: 2024-08-05 02:53

Summary

OpenDMARC through 1.3.2 and 1.4.x, when used with pypolicyd-spf 2.0.2, allows attacks that bypass SPF and DMARC authentication in situations where the HELO field is inconsistent with the MAIL FROM field.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

5 references

URL	Tags
https://www.usenix.org/system/files/sec20fall_che…	x_refsource_MISC
https://sourceforge.net/p/opendmarc/tickets/235/	x_refsource_MISC
https://bugs.launchpad.net/pypolicyd-spf/+bug/1838816	x_refsource_MISC
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA

Show details on NVD website

JSON

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          "dateUpdated": "2024-08-05T02:53:09.236Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
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            "tags": [
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              "x_transferred"
            ],
            "url": "https://www.usenix.org/system/files/sec20fall_chen-jianjun_prepub_0.pdf"
          },
          {
            "tags": [
              "x_refsource_MISC",
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            ],
            "url": "https://sourceforge.net/p/opendmarc/tickets/235/"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugs.launchpad.net/pypolicyd-spf/+bug/1838816"
          },
          {
            "name": "FEDORA-2021-1ec3c5ed63",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2D4JGHMALEJEWWG56DKR5OZB22TK7W5B/"
          },
          {
            "name": "FEDORA-2021-433e7d72ce",
            "tags": [
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              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KBOGOQOK3TIWWJV66MW5YWNRJAFFYGR5/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
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      ],
      "descriptions": [
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      "providerMetadata": {
        "dateUpdated": "2021-05-31T03:06:12.000Z",
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      },
      "references": [
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          "tags": [
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          "url": "https://www.usenix.org/system/files/sec20fall_chen-jianjun_prepub_0.pdf"
        },
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          "tags": [
            "x_refsource_MISC"
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          "url": "https://sourceforge.net/p/opendmarc/tickets/235/"
        },
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          "tags": [
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          ],
          "url": "https://bugs.launchpad.net/pypolicyd-spf/+bug/1838816"
        },
        {
          "name": "FEDORA-2021-1ec3c5ed63",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2D4JGHMALEJEWWG56DKR5OZB22TK7W5B/"
        },
        {
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        }
      ],
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                "product": {
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          ]
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            },
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              "url": "https://bugs.launchpad.net/pypolicyd-spf/+bug/1838816"
            },
            {
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              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2D4JGHMALEJEWWG56DKR5OZB22TK7W5B/"
            },
            {
              "name": "FEDORA-2021-433e7d72ce",
              "refsource": "FEDORA",
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            }
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  },
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    "datePublished": "2020-04-27T14:00:46.000Z",
    "dateReserved": "2020-04-27T00:00:00.000Z",
    "dateUpdated": "2024-08-05T02:53:09.236Z",
    "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.

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.

Action not permitted

CNVD-2020-27488

CVE-2019-20790 (GCVE-0-2019-20790)

Tags

Sightings

Nomenclature

Related by attack behaviour