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CVE-2020-22789

Estado: ModificadaMedia (6.1)—

Unauthenticated Stored XSS in FME Server versions 2019.2 and 2020.0 Beta allows a remote attacker to gain admin privileges by injecting arbitrary web script or HTML via the login page. The XSS is executed when an administrator accesses the logs.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Safe — FME Server

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2020-22789",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.1,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-04-28T21:15:08.743",
  "references": [
    {
      "url": "https://community.safe.com/s/article/FME-Server-Stored-Cross-Site-Scripting-XSS-Vulnerabilities",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://community.safe.com/s/article/fme-server-2019-security-update",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://mexicanpentester.com/2020/04/09/vulnerabilities-in-fme-server-versions-2019-2-and-2020-0-beta-and-probably-previous-versions/",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://community.safe.com/s/article/FME-Server-Stored-Cross-Site-Scripting-XSS-Vulnerabilities",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://community.safe.com/s/article/fme-server-2019-security-update",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://mexicanpentester.com/2020/04/09/vulnerabilities-in-fme-server-versions-2019-2-and-2020-0-beta-and-probably-previous-versions/",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Unauthenticated Stored XSS in FME Server versions 2019.2 and 2020.0 Beta allows a remote attacker to gain admin privileges by injecting arbitrary web script or HTML via the login page. The XSS is executed when an administrator accesses the logs."
    },
    {
      "lang": "es",
      "value": "Un vulnerabilidad de tipo XSS almacenado no autenticado en FME Server versiones 2019.2 y 2020.0 Beta, permite a un atacante remoto alcanzar privilegios de administrador al inyectar un script web o HTML arbitrario por medio de la página de inicio de sesión. El ataque de tipo XSS es ejecutado cuando un administrador accede a los registros"
    }
  ],
  "lastModified": "2026-06-17T03:04:23.090",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:safe:fme_server:2019.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5264D5CD-EB3F-47EF-9861-4B3012319E70"
            },
            {
              "criteria": "cpe:2.3:a:safe:fme_server:2019.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A88A6988-1182-443E-AD9C-5B5E2C69AC41"
            },
            {
              "criteria": "cpe:2.3:a:safe:fme_server:2019.2:beta:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "436A0102-9B74-49AE-9932-2D5BE22392A4"
            },
            {
              "criteria": "cpe:2.3:a:safe:fme_server:2020.0:beta:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "38BBB4B3-AE0D-4C6C-A632-1FAE2F8EE942"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}