{
  "schema_version": "1.4.0",
  "id": "GHSA-63qc-p2x4-9fgf",
  "modified": "2021-04-27T19:46:40Z",
  "published": "2019-09-17T22:47:11Z",
  "aliases": [
    "CVE-2019-11777"
  ],
  "summary": "Improper Handling of Exceptional Conditions and Origin Validation Error in Eclipse Paho Java client library",
  "details": "In the Eclipse Paho Java client library version 1.2.0, when connecting to an MQTT server using TLS and setting a host name verifier, the result of that verification is not checked. This could allow one MQTT server to impersonate another and provide the client library with incorrect information.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.eclipse.paho:org.eclipse.paho.client.mqttv3"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.2.1"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-11777"
    },
    {
      "type": "WEB",
      "url": "https://bugs.eclipse.org/bugs/show_bug.cgi?id=549934"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-346",
      "CWE-755"
    ],
    "severity": "MODERATE",
    "github_reviewed": true,
    "github_reviewed_at": "2019-09-13T21:47:04Z",
    "nvd_published_at": "2019-09-11T18:15:00Z"
  }
}