nvd-json-data-feeds/CVE-2021/CVE-2021-427xx/CVE-2021-42757.json

{
  "id": "CVE-2021-42757",
  "sourceIdentifier": "psirt@fortinet.com",
  "published": "2021-12-08T11:15:11.840",
  "lastModified": "2021-12-09T17:41:46.150",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "A buffer overflow [CWE-121] in the TFTP client library of FortiOS before 6.4.7 and FortiOS 7.0.0 through 7.0.2, may allow an authenticated local attacker to achieve arbitrary code execution via specially crafted command line arguments."
    },
    {
      "lang": "es",
      "value": "Un desbordamiento de b\u00fafer [CWE-121] en la biblioteca del cliente TFTP de FortiOS versiones anteriores a 6.4.7 y FortiOS versiones 7.0.0 hasta 7.0.2, puede permitir a un atacante local autenticado lograr una ejecuci\u00f3n de c\u00f3digo arbitrario por medio de argumentos de l\u00ednea de comandos especialmente dise\u00f1ados"
    }
  ],
  "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",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "HIGH",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 6.7,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 0.8,
        "impactScore": 5.9
      },
      {
        "source": "psirt@fortinet.com",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "HIGH",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 6.7,
          "baseSeverity": "MEDIUM"
        },
        "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:P/I:P/A:P",
          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.6
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 3.9,
        "impactScore": 6.4,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-120"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:fortinet:fortianalyzer:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "6.0.0",
              "versionEndIncluding": "7.0.2",
              "matchCriteriaId": "766B0D16-EA7D-4067-9245-B9449C5694BA"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:fortinet:fortimanager:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "6.0.0",
              "versionEndIncluding": "7.0.2",
              "matchCriteriaId": "421CD1AB-234E-483F-9E0C-E7420A0CAC87"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "5.0.0",
              "versionEndIncluding": "6.4.1",
              "matchCriteriaId": "587A849D-478A-4AD3-BD57-E66EA9ABC29F"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "5.0.0",
              "versionEndIncluding": "7.0.2",
              "matchCriteriaId": "7B74980A-E2B6-4D3D-9ECD-919B927E30C2"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://fortiguard.com/advisory/FG-IR-21-173",
      "source": "psirt@fortinet.com",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}