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CVE-2017-17668

Estado: ModificadaAlta (7.5)—

Memory write mechanism in NCR S1 Dispenser controller before firmware version 0x0156 allows an unauthenticated user to upgrade or downgrade the firmware of the device, including to older versions with known vulnerabilities.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

NCR — S1 Dispenser Controller Firmware

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2017-17668",
  "cveTags": [],
  "metrics": {
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      {
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        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:C/A:N",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 6.9,
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        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
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          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
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      }
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  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
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              "status": "affected",
              "version": "n/a"
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  ],
  "published": "2018-03-20T14:29:00.350",
  "references": [
    {
      "url": "https://www.ncr.com/sites/default/files/ncr_security_alert_-_2018-04_v3.pdf",
      "tags": [
        "Broken Link",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
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      "url": "https://www.ncr.com/sites/default/files/ncr_security_alert_-_2018-04_v3.pdf",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-863"
        }
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Memory write mechanism in NCR S1 Dispenser controller before firmware version 0x0156 allows an unauthenticated user to upgrade or downgrade the firmware of the device, including to older versions with known vulnerabilities."
    },
    {
      "lang": "es",
      "value": "El mecanismo de escritura en memoria de los controladores NCR S1 Dispenser, en versiones de firmware anteriores a 0x0156, permite que un usuario no autenticado actualice o degrade el firmware del dispositivo, incluyendo versiones más antiguas con vulnerabilidades conocidas."
    }
  ],
  "lastModified": "2026-06-17T01:11:28.027",
  "configurations": [
    {
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  "sourceIdentifier": "cve@mitre.org"
}