fkie_cve-2021-24018
Vulnerability from fkie_nvd
Published
2021-08-04 15:15
Modified
2024-11-21 05:52
Severity ?
4.3 (Medium) - CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
8.8 (High) - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
A buffer underwrite vulnerability in the firmware verification routine of FortiOS before 7.0.1 may allow an attacker located in the adjacent network to potentially execute arbitrary code via a specifically crafted firmware image.
References
psirt@fortinet.comhttps://fortiguard.com/advisory/FG-IR-21-046Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://fortiguard.com/advisory/FG-IR-21-046Vendor Advisory
Impacted products
Vendor Product Version
fortinet fortios *
fortinet fortios *
fortinet fortios 7.0.0


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "C628FD97-5D1C-48BC-8A4F-932AEFEC2F5D",
              "versionEndExcluding": "6.2.10",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "868E19AD-D2ED-4424-9CA1-56E07BFBC0DB",
              "versionEndExcluding": "6.4.7",
              "versionStartIncluding": "6.4.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:7.0.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "79FEE7F6-F72E-4A43-883C-0CF492DF355B",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A buffer underwrite vulnerability in the firmware verification routine of FortiOS before 7.0.1 may allow an attacker located in the adjacent network to potentially execute arbitrary code via a specifically crafted firmware image."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de subescritura del b\u00fafer en la rutina de verificaci\u00f3n del firmware de FortiOS versiones anteriores a 7.0.1, puede permitir a un atacante ubicado en la red adyacente ejecutar potencialmente c\u00f3digo arbitrario por medio de una imagen de firmware espec\u00edficamente dise\u00f1ada"
    }
  ],
  "id": "CVE-2021-24018",
  "lastModified": "2024-11-21T05:52:13.100",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "ADJACENT_NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.8,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:A/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 6.5,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 0.9,
        "impactScore": 3.4,
        "source": "psirt@fortinet.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-08-04T15:15:08.983",
  "references": [
    {
      "source": "psirt@fortinet.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://fortiguard.com/advisory/FG-IR-21-046"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://fortiguard.com/advisory/FG-IR-21-046"
    }
  ],
  "sourceIdentifier": "psirt@fortinet.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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