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CVE-2021-36697

Estado: ModificadaMedia (6.7)—

With an admin account, the .htaccess file in Artica Pandora FMS <=755 can be overwritten with the File Manager component. The new .htaccess file contains a Rewrite Rule with a type definition. A normal PHP file can be uploaded with this new "file type" and the code can be executed with an HTTP request.

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)

Artica — Pandora FMS

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-36697",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.7,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 0.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-11-03T12:15:07.643",
  "references": [
    {
      "url": "https://k4m1ll0.com/chained_exploit_htaccess.html",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://k4m1ll0.com/chained_exploit_htaccess.html",
      "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-74"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "With an admin account, the .htaccess file in Artica Pandora FMS <=755 can be overwritten with the File Manager component. The new .htaccess file contains a Rewrite Rule with a type definition. A normal PHP file can be uploaded with this new \"file type\" and the code can be executed with an HTTP request."
    },
    {
      "lang": "es",
      "value": "Con una cuenta de administrador, el fichero .htaccess en Artica Pandora FMS versiones anteriores a 755 incluyéndola, puede ser sobrescrito con el componente File Manager. El nuevo fichero .htaccess contiene una Regla de Reescritura con una definición de tipo. Un archivo PHP normal puede ser cargado con este nuevo \"file type\" y el código puede ser ejecutado con una petición HTTP"
    }
  ],
  "lastModified": "2026-07-09T01:16:58.600",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:artica:pandora_fms:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "54FE731D-679E-4264-A9F9-282F104696E0",
              "versionEndIncluding": "755"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}