Security advisory

{
  "id": "e2db58e2b9ec7a21359a44cb7a1f3741f3ae5aea3e93d01edb75b4c4e44c617f",
  "url": "https://osv.dev/vulnerability/CVE-2019-19702",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2019-19702",
    "summary": "The modoboa-dmarc plugin 1.1.0 for Modoboa is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this to perform a denial of service against the DMARC reporting functionality, such as by referencing the /dev/random file within XML documents that are emailed to the address in the rua field of the DMARC records of a domain.",
    "evidence": "osv:CVE-2019-19702",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2019-19702",
      "aliases": [
        "CVE-2019-19702",
        "GHSA-vc42-mgr2-w34r",
        "PYSEC-2019-105"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/modoboa/modoboa-dmarc",
              "type": "GIT",
              "events": [
                {
                  "introduced": "b8e86439dabc6c9067622b896eae30bd29f7ef39"
                },
                {
                  "last_affected": "b8e86439dabc6c9067622b896eae30bd29f7ef39"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:modoboa:modoboa-dmarc:1.1.0:*:*:*:*:modoboa:*:*",
                    "range": [
                      {
                        "introduced": "1.1.0"
                      },
                      {
                        "last_affected": "1.1.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-19702.json"
          }
        }
      ],
      "modified": "2026-10-20T10:51:38.624349794Z",
      "provider": "osv",
      "references": [
        "https://github.com/modoboa/modoboa-dmarc/issues/38"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2019-19702",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 382717,
  "published_at": "2019-12-10T20:15:17.497+00:00"
}