{
  "id": "CVE-2021-20665",
  "sourceIdentifier": "vultures@jpcert.or.jp",
  "published": "2021-03-05T10:15:12.847",
  "lastModified": "2021-03-22T20:06:52.243",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "Cross-site scripting vulnerability in in Add asset screen of Contents field of Movable Type 7 r.4705 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.4705 and earlier (Movable Type Advanced 7 Series), Movable Type Premium 1.39 and earlier, and Movable Type Premium Advanced 1.39 and earlier allows remote attackers to inject an arbitrary script via unspecified vectors."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de tipo cross-site scripting en la pantalla de activo Add del campo Contents de Movable Type 7 r.4705 y anteriores (Movable Type 7 Series), Movable Type Advanced 7 r.4705 y anteriores (Movable Type Advanced 7 Series), Movable Type Premium versiones 1.39 y anteriores, y Movable Type Premium Advanced versiones 1.39 y anteriores, permiten a atacantes remotos inyectar un script arbitrario por medio de vectores no especificados"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "CHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE",
          "baseScore": 6.1,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 2.7
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "NONE",
          "baseScore": 4.3
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:movabletype:movable_type:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "7.4705",
              "matchCriteriaId": "A4E348C5-DD83-420E-B3ED-255BA0B63EAB"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:movabletype:movable_type_advanced:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "7.4705",
              "matchCriteriaId": "00880E0E-D684-4CEB-8456-0974C050C57A"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:movabletype:movable_type_premium:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "1.39",
              "matchCriteriaId": "00701C5D-F374-4FE2-8617-9EE8708308C6"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:movabletype:movable_type_premium_advanced:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "1.39",
              "matchCriteriaId": "F76DB403-8212-43C2-B82D-C045306F3C69"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://jvn.jp/en/jp/JVN66542874/index.html",
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://movabletype.org/news/2021/02/mt-760-676-released.html",
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ]
    }
  ]
}