{
  "id": "CVE-2022-47549",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2022-12-19T09:15:09.637",
  "lastModified": "2024-11-21T07:32:10.460",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An unprotected memory-access operation in optee_os in TrustedFirmware Open Portable Trusted Execution Environment (OP-TEE) before 3.20 allows a physically proximate adversary to bypass signature verification and install malicious trusted applications via electromagnetic fault injections."
    },
    {
      "lang": "es",
      "value": "Una operaci\u00f3n de acceso a memoria desprotegida en optee_os en TrustedFirmware Open Portable Trusted Execution Environment (OP-TEE) anterior a 3.20 permite a un adversario f\u00edsicamente cercano omitir la verificaci\u00f3n de firmas e instalar aplicaciones maliciosas confiables mediante inyecciones de fallos electromagn\u00e9ticas."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 6.4,
          "baseSeverity": "MEDIUM",
          "attackVector": "PHYSICAL",
          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 0.5,
        "impactScore": 5.9
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-347"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:linaro:op-tee:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "3.20",
              "matchCriteriaId": "4A04B7EB-8C8C-4D5F-A6D4-D1E3D6DF5F00"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/OP-TEE/optee_os/security/advisories/GHSA-r64m-h886-hw6g",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://people.linaro.org/~joakim.bech/reports/Breaking_cross-world_isolation_on_ARM_TrustZone_through_EM_faults_coredumps_and_UUID_confusion.pdf",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Technical Description",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://github.com/OP-TEE/optee_os/security/advisories/GHSA-r64m-h886-hw6g",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://people.linaro.org/~joakim.bech/reports/Breaking_cross-world_isolation_on_ARM_TrustZone_through_EM_faults_coredumps_and_UUID_confusion.pdf",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Technical Description",
        "Vendor Advisory"
      ]
    }
  ]
}