{
  "id": "CVE-2020-12255",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2020-05-18T15:15:10.880",
  "lastModified": "2020-05-19T17:33:24.033",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "rConfig 3.9.4 is vulnerable to remote code execution due to improper validation in the file upload functionality. vendor.crud.php accepts a file upload by checking content-type without considering the file extension and header. Thus, an attacker can exploit this by uploading a .php file to vendor.php that contains arbitrary PHP code and changing the content-type to image/gif."
    },
    {
      "lang": "es",
      "value": "rConfig versi\u00f3n 3.9.4, es vulnerable a una ejecuci\u00f3n de c\u00f3digo remota debido a una comprobaci\u00f3n inapropiada en la funcionalidad file upload. El archivo vendor.crud.php acepta la carga de un archivo al comprobar el content-type sin considerar la extensi\u00f3n y el encabezado del archivo. Por lo tanto, un atacante puede explotar esto al cargar un archivo .php en el archivo vendor.php que contiene c\u00f3digo PHP arbitrario y cambia el content-type a image/gif."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "SINGLE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.5
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.0,
        "impactScore": 6.4,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-434"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:rconfig:rconfig:3.9.4:*:*:*:*:*:*:*",
              "matchCriteriaId": "0B529174-50B3-491D-BEA0-5A0EC8BF45B6"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://gist.github.com/farid007/9f6ad063645d5b1550298c8b9ae953ff",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    }
  ]
}