nvd-json-data-feeds/CVE-2020/CVE-2020-128xx/CVE-2020-12890.json

{
  "id": "CVE-2020-12890",
  "sourceIdentifier": "psirt@amd.com",
  "published": "2021-12-10T22:15:07.833",
  "lastModified": "2024-11-21T05:00:30.260",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper handling of pointers in the System Management Mode (SMM) handling code may allow for a privileged attacker with physical or administrative access to potentially manipulate the AMD Generic Encapsulated Software Architecture (AGESA) to execute arbitrary code undetected by the operating system."
    },
    {
      "lang": "es",
      "value": "Un manejo inapropiado de los punteros en el c\u00f3digo de manejo de System Management Mode (SMM) puede permitir a un atacante privilegiado con acceso f\u00edsico o administrativo manipular potencialmente la arquitectura de software encapsulado gen\u00e9rico de AMD (AGESA) para ejecutar c\u00f3digo arbitrario sin ser detectado por el sistema operativo"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 6.7,
          "baseSeverity": "MEDIUM",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "HIGH",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 0.8,
        "impactScore": 5.9
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "baseScore": 7.2,
          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "availabilityImpact": "COMPLETE"
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 3.9,
        "impactScore": 10.0,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:amd:amd_generic_encapsulated_software_architecture:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "250322FF-6899-4E91-9A89-D6A3B693EED4"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.amd.com/en/corporate/product-security",
      "source": "psirt@amd.com",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://www.amd.com/en/corporate/product-security",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}