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CVE-2021-25440

Estado: ModificadaAlta (7.8)—

Improper access control vulnerability in FactoryCameraFB prior to version 3.4.74 allows untrusted applications to access arbitrary files with an escalated privilege.

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)

Samsung — Factorycamerafb

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-25440",
  "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": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "mobile.security@samsung.com",
      "affectedData": [
        {
          "vendor": "Samsung Mobile",
          "product": "FactoryCameraFB",
          "versions": [
            {
              "status": "affected",
              "version": "-",
              "lessThan": "3.4.74",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-07-08T14:15:09.050",
  "references": [
    {
      "url": "https://blog.oversecured.com/Two-weeks-of-securing-Samsung-devices-Part-2/",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "mobile.security@samsung.com"
    },
    {
      "url": "https://security.samsungmobile.com/serviceWeb.smsb?year=2021&month=7",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "mobile.security@samsung.com"
    },
    {
      "url": "https://blog.oversecured.com/Two-weeks-of-securing-Samsung-devices-Part-2/",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://security.samsungmobile.com/serviceWeb.smsb?year=2021&month=7",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "mobile.security@samsung.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper access control vulnerability in FactoryCameraFB prior to version 3.4.74 allows untrusted applications to access arbitrary files with an escalated privilege."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de control de acceso inapropiado en FactoryCameraFB versiones anteriores 3.4.74, permite a aplicaciones no confiables acceder a archivos arbitrarios con un privilegio escalado"
    }
  ],
  "lastModified": "2026-06-17T03:42:05.307",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:samsung:factorycamerafb:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "85586E79-732C-42DC-ABF4-F8F2E54F118B",
              "versionEndExcluding": "3.4.74"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "mobile.security@samsung.com"
}