FKIE_CVE-2019-18579

Vulnerability from fkie_nvd - Published: 2019-12-16 20:15 - Updated: 2024-11-21 04:33
Severity ?
6.8 (Medium) - CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
Settings for the Dell XPS 13 2-in-1 (7390) BIOS versions prior to 1.1.3 contain a configuration vulnerability. The BIOS configuration for the "Enable Thunderbolt (and PCIe behind TBT) pre-boot modules" setting is enabled by default. A local unauthenticated attacker with physical access to a user's system can obtain read or write access to main memory via a DMA attack during platform boot.
References
security_alert@emc.comhttps://www.dell.com/support/article/SLN319808Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.dell.com/support/article/SLN319808Patch, Vendor Advisory
Impacted products
Vendor Product Version
dell xps_7390_firmware *
dell xps_7390 -
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
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              "matchCriteriaId": "E0BBB0FF-E736-4AC7-A41A-DF330BFC5C0E",
              "versionEndExcluding": "1.1.3",
              "vulnerable": true
            }
          ],
          "negate": false,
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        },
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              "vulnerable": false
            }
          ],
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Settings for the Dell XPS 13 2-in-1 (7390) BIOS versions prior to 1.1.3 contain a configuration vulnerability. The BIOS configuration for the \"Enable Thunderbolt (and PCIe behind TBT) pre-boot modules\" setting is enabled by default. A local unauthenticated attacker with physical access to a user\u0027s system can obtain read or write access to main memory via a DMA attack during platform boot."
    },
    {
      "lang": "es",
      "value": "La configuraci\u00f3n de las versiones anteriores a 1.1.3 del Dell XPS 13 2-in-1 (7390) BIOS, contiene una vulnerabilidad de configuraci\u00f3n. La configuraci\u00f3n del BIOS para la configuraci\u00f3n \"Enable Thunderbolt (and PCIe behind TBT) pre-boot modules\" est\u00e1 habilitada por defecto. Un atacante local no autenticado con acceso f\u00edsico al sistema de un usuario puede obtener acceso de lectura o escritura a la memoria principal por medio de un ataque de tipo DMA durante el arranque de la plataforma."
    }
  ],
  "id": "CVE-2019-18579",
  "lastModified": "2024-11-21T04:33:20.110",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.2,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "version": "2.0"
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        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
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        "type": "Primary",
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          "baseScore": 7.6,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
          "version": "3.0"
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        "impactScore": 6.0,
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        "type": "Secondary"
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          "attackComplexity": "LOW",
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          "baseScore": 6.8,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
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          "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
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        "source": "nvd@nist.gov",
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  "published": "2019-12-16T20:15:15.930",
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      "tags": [
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  "sourceIdentifier": "security_alert@emc.com",
  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
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          "lang": "en",
          "value": "CWE-16"
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      "type": "Secondary"
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          "value": "NVD-CWE-Other"
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      "source": "nvd@nist.gov",
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  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.