{
  "id": "CVE-2023-50455",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2023-12-10T19:15:07.580",
  "lastModified": "2023-12-13T18:03:08.230",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in Zammad before 6.2.0. Due to lack of rate limiting in the \"email address verification\" feature, an attacker could send many requests for a known address to cause Denial Of Service (generation of many emails, which would also spam the victim)."
    },
    {
      "lang": "es",
      "value": "Se descubri\u00f3 un problema en Zammad antes de la versi\u00f3n 6.2.0. Debido a la falta de limitaci\u00f3n de velocidad en la funci\u00f3n \"verificaci\u00f3n de direcci\u00f3n de correo electr\u00f3nico\", un atacante podr\u00eda enviar muchas solicitudes a una direcci\u00f3n conocida para provocar una denegaci\u00f3n de servicio (generaci\u00f3n de muchos correos electr\u00f3nicos, que tambi\u00e9n enviar\u00edan spam a la v\u00edctima)."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-770"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:zammad:zammad:6.1.0:-:*:*:*:*:*:*",
              "matchCriteriaId": "A246CC7D-8B52-43CC-A4F6-7E6C63D56740"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:zammad:zammad:6.1.0:alpha:*:*:*:*:*:*",
              "matchCriteriaId": "226C3449-B353-4B93-AC0E-F9D6367FC962"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:zammad:zammad:6.2.0:alpha:*:*:*:*:*:*",
              "matchCriteriaId": "98188727-1BBE-4691-8968-5E7047F19793"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://zammad.com/en/advisories/zaa-2023-06",
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}