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CVE-2025-20931

Estado: AnalizadaAlta (7.8)—

Out-of-bounds write in parsing bmp image in Samsung Notes prior to version 4.4.26.71 allows local attackers to execute arbitrary code.

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).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

Vulnerabilidad CWE-787 (escritura fuera de límites) en procesamiento local de imágenes BMP. AV:L/PR:L/UI:N permite escalada de privilegios con ejecución de código arbitrario en Samsung Notes.

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Execution PreventionThreat Intelligence ProgramRestrict Web-Based ContentPrivileged Account ManagementLimit Software InstallationBehavior Prevention on Endpoint

Tecnologías afectadas (1)

Samsung — Notes

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2025-20931",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
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        "ssvcData": {
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          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-03-07T04:55:41.043233Z"
        }
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          "availabilityImpact": "LOW",
          "privilegesRequired": "NONE",
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      },
      {
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        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
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          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
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          "userInteraction": "NONE",
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          "confidentialityImpact": "HIGH"
        },
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        "exploitabilityScore": 1.8
      }
    ]
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  "affected": [
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      "affectedData": [
        {
          "vendor": "Samsung Mobile",
          "product": "Samsung Notes",
          "versions": [
            {
              "status": "unaffected",
              "version": "4.4.26.71"
            }
          ],
          "defaultStatus": "affected"
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  ],
  "published": "2025-03-06T05:15:21.210",
  "references": [
    {
      "url": "https://security.samsungmobile.com/serviceWeb.smsb?year=2025&month=03",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "mobile.security@samsung.com"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Out-of-bounds write in parsing bmp image in Samsung Notes prior to version 4.4.26.71 allows local attackers to execute arbitrary code."
    },
    {
      "lang": "es",
      "value": "La escritura fuera de los límites al analizar una imagen bmp en Samsung Notes anterior a la versión 4.4.26.71 permite a atacantes locales ejecutar código arbitrario."
    }
  ],
  "lastModified": "2026-06-17T08:42:13.577",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "versionEndExcluding": "4.4.26.71"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "mobile.security@samsung.com"
}