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CVE-2024-20837

Estado: AnalizadaMedia (5.3)—

Improper handling of granting permission for Trusted Web Activities in Samsung Internet prior to version 24.0.0.41 allows local attackers to grant permission to their own TWA WebApps without user interaction.

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 — Internet

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2024-20837",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-20837",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-03-05T14:19:29.194271Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "mobile.security@samsung.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.3,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 3.4,
        "exploitabilityScore": 1.8
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.3,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 3.4,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "mobile.security@samsung.com",
      "affectedData": [
        {
          "vendor": "Samsung Mobile",
          "product": "Samsung Internet",
          "versions": [
            {
              "status": "unaffected",
              "version": "24.0.0.41"
            }
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2024-03-05T05:15:11.150",
  "references": [
    {
      "url": "https://security.samsungmobile.com/serviceWeb.smsb?year=2024&month=03",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "mobile.security@samsung.com"
    },
    {
      "url": "https://security.samsungmobile.com/serviceWeb.smsb?year=2024&month=03",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper handling of granting permission for Trusted Web Activities in Samsung Internet prior to version 24.0.0.41 allows local attackers to grant permission to their own TWA WebApps without user interaction."
    },
    {
      "lang": "es",
      "value": "El manejo inadecuado de la concesión de permisos para actividades web confiables en Samsung Internet antes de la versión 24.0.0.41 permite a atacantes locales otorgar permiso a sus propias aplicaciones web TWA sin interacción del usuario."
    }
  ],
  "lastModified": "2026-06-17T07:07:59.513",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:samsung:internet:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4388DCBA-3C22-4E91-8D1D-757ECCF3A497",
              "versionEndExcluding": "24.0.0.41"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "mobile.security@samsung.com"
}