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CVE-2021-34395

Estado: ModificadaMedia (4.2)—

Trusty TLK contains a vulnerability in its access permission settings where it does not properly restrict access to a resource from a user with local privileges, which might lead to limited information disclosure, a low risk of modifcations to data, and limited denial of service.

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)

Nvidia — Jetson Linux

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-34395",
  "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": "Secondary",
        "source": "psirt@nvidia.com",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 3.9,
          "attackVector": "LOCAL",
          "baseSeverity": "LOW",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "LOW",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 0.8
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 4.2,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 3.4,
        "exploitabilityScore": 0.8
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    ]
  },
  "affected": [
    {
      "source": "psirt@nvidia.com",
      "affectedData": [
        {
          "vendor": "NVIDIA",
          "product": "NVIDIA Jetson TX1",
          "versions": [
            {
              "status": "affected",
              "version": "All Jetson Linux versions prior to  r32.5.1"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-06-22T22:15:09.337",
  "references": [
    {
      "url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5205",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@nvidia.com"
    },
    {
      "url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5205",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-276"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Trusty TLK contains a vulnerability in its access permission settings where it does not properly restrict access to a resource from a user with local privileges, which might lead to limited information disclosure, a low risk of modifcations to data, and limited denial of service."
    },
    {
      "lang": "es",
      "value": "Trusty TLK contiene una vulnerabilidad en su configuración de permisos de acceso en la que no restringe adecuadamente el acceso a un recurso de un usuario con privilegios locales, lo que podría dar lugar a una divulgación de información limitada, un bajo riesgo de modificación de los datos y una denegación de servicio limitada"
    }
  ],
  "lastModified": "2026-06-17T03:55:46.733",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
              "matchCriteriaId": "E8941F71-0292-414E-AEA5-DD55EA3C2009",
              "versionEndExcluding": "32.5.1"
            }
          ],
          "operator": "OR"
        },
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          ],
          "operator": "OR"
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      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "psirt@nvidia.com"
}